./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/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_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/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_d2755537-6f8e-4fa8-a6ca-00252ae645af/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 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba --- 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 14:46:43,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:46:43,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:46:43,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:46:43,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:46:43,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:46:43,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:46:43,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:46:43,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:46:43,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:46:43,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:46:43,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:46:43,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:46:43,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:46:43,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:46:43,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:46:43,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:46:43,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:46:43,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:46:43,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:46:43,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:46:43,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:46:43,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:46:43,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:46:43,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:46:43,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:46:43,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:46:43,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:46:43,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:46:43,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:46:43,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:46:43,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:46:43,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:46:43,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:46:43,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:46:43,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:46:43,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:46:43,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:46:43,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:46:43,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:46:43,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:46:43,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 14:46:43,824 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:46:43,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:46:43,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:46:43,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:46:43,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:46:43,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:46:43,827 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:46:43,827 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:46:43,828 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:46:43,828 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:46:43,829 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:46:43,829 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:46:43,830 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:46:43,830 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:46:43,830 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:46:43,831 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:46:43,831 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:46:43,831 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:46:43,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:46:43,832 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:46:43,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:46:43,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:46:43,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:46:43,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:46:43,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:46:43,834 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:46:43,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:46:43,835 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:46:43,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:46:43,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:46:43,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:46:43,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:46:43,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:46:43,837 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:46:43,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:46:43,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:46:43,838 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:46:43,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:46:43,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:46:43,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:46:43,839 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_d2755537-6f8e-4fa8-a6ca-00252ae645af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba [2022-11-23 14:46:44,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:46:44,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:46:44,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:46:44,178 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:46:44,178 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:46:44,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-23 14:46:47,180 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:46:47,734 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:46:47,735 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-23 14:46:47,787 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data/d4938f4f2/9a628308e88d4126a810a8d4b992fc23/FLAG39cb7a93e [2022-11-23 14:46:47,806 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data/d4938f4f2/9a628308e88d4126a810a8d4b992fc23 [2022-11-23 14:46:47,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:46:47,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:46:47,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:46:47,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:46:47,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:46:47,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:46:47" (1/1) ... [2022-11-23 14:46:47,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71669d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:46:47, skipping insertion in model container [2022-11-23 14:46:47,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:46:47" (1/1) ... [2022-11-23 14:46:47,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:46:47,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:46:50,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i[113333,113346] [2022-11-23 14:46:50,169 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 14:46:50,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59a5847b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:46:50, skipping insertion in model container [2022-11-23 14:46:50,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:46:50,171 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:46:50,173 INFO L158 Benchmark]: Toolchain (without parser) took 2359.36ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 76.2MB in the beginning and 106.9MB in the end (delta: -30.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-11-23 14:46:50,174 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 125.8MB. Free memory was 71.8MB in the beginning and 71.7MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:46:50,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2355.06ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 75.8MB in the beginning and 106.9MB in the end (delta: -31.0MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-11-23 14:46:50,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 125.8MB. Free memory was 71.8MB in the beginning and 71.7MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2355.06ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 75.8MB in the beginning and 106.9MB in the end (delta: -31.0MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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 Retrying with bit-precise analysis ### Bit-precise run ### 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_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/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_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/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_d2755537-6f8e-4fa8-a6ca-00252ae645af/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 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba --- 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 14:46:52,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:46:52,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:46:52,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:46:52,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:46:52,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:46:52,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:46:52,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:46:52,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:46:52,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:46:52,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:46:52,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:46:52,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:46:52,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:46:52,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:46:52,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:46:52,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:46:52,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:46:52,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:46:52,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:46:52,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:46:52,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:46:52,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:46:52,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:46:52,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:46:52,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:46:52,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:46:52,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:46:52,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:46:52,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:46:52,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:46:52,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:46:52,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:46:52,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:46:52,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:46:52,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:46:52,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:46:52,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:46:52,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:46:52,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:46:52,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:46:52,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-23 14:46:52,624 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:46:52,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:46:52,625 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:46:52,625 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:46:52,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:46:52,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:46:52,626 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:46:52,626 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:46:52,627 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:46:52,627 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:46:52,627 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:46:52,627 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:46:52,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:46:52,629 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:46:52,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:46:52,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:46:52,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:46:52,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:46:52,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:46:52,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:46:52,630 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:46:52,630 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:46:52,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:46:52,631 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:46:52,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:46:52,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:46:52,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:46:52,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:46:52,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:46:52,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:46:52,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:46:52,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:46:52,633 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:46:52,634 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:46:52,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:46:52,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:46:52,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:46:52,635 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_d2755537-6f8e-4fa8-a6ca-00252ae645af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba [2022-11-23 14:46:53,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:46:53,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:46:53,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:46:53,065 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:46:53,066 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:46:53,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-23 14:46:56,235 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:46:56,809 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:46:56,810 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-11-23 14:46:56,853 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data/747287f27/ede0b488fe524bd88704ce0fc5651bec/FLAGa672d577f [2022-11-23 14:46:56,882 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/bin/utaipan-Q6hlc19bkW/data/747287f27/ede0b488fe524bd88704ce0fc5651bec [2022-11-23 14:46:56,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:46:56,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:46:56,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:46:56,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:46:56,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:46:56,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:46:56" (1/1) ... [2022-11-23 14:46:56,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34b276aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:46:56, skipping insertion in model container [2022-11-23 14:46:56,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:46:56" (1/1) ... [2022-11-23 14:46:56,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:46:57,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:46:59,309 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2755537-6f8e-4fa8-a6ca-00252ae645af/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i[113333,113346] [2022-11-23 14:46:59,322 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-23 14:46:59,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ad15bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:46:59, skipping insertion in model container [2022-11-23 14:46:59,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:46:59,333 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:46:59,335 INFO L158 Benchmark]: Toolchain (without parser) took 2443.79ms. Allocated memory is still 77.6MB. Free memory was 44.1MB in the beginning and 55.6MB in the end (delta: -11.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-11-23 14:46:59,336 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:46:59,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2441.28ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 55.6MB in the end (delta: -11.7MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-11-23 14:46:59,338 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 54.5MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2441.28ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 55.6MB in the end (delta: -11.7MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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 Writing output log to file Ultimate.log Result: UNKNOWN