./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 ........................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:25:13,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:25:13,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:25:13,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:25:13,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:25:13,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:25:13,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:25:13,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:25:13,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:25:13,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:25:13,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:25:13,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:25:13,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:25:13,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:25:13,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:25:13,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:25:13,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:25:13,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:25:13,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:25:13,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:25:13,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:25:13,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:25:13,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:25:13,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:25:13,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:25:13,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:25:13,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:25:13,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:25:13,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:25:13,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:25:13,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:25:13,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:25:13,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:25:13,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:25:13,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:25:13,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:25:13,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:25:13,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:25:13,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:25:13,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:25:13,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:25:13,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 05:25:13,258 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:25:13,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:25:13,261 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:25:13,267 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:25:13,268 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:25:13,268 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:25:13,268 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:25:13,269 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:25:13,269 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:25:13,269 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:25:13,271 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:25:13,271 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:25:13,271 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:25:13,271 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:25:13,272 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:25:13,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:25:13,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:25:13,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:25:13,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:25:13,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:25:13,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:25:13,282 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:25:13,283 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:25:13,283 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:25:13,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:25:13,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:25:13,286 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:25:13,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:25:13,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:25:13,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:25:13,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:25:13,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:25:13,287 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:25:13,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:25:13,288 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:25:13,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:25:13,288 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-10-29 05:25:13,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:25:13,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:25:13,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:25:13,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:25:13,698 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:25:13,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-29 05:25:13,770 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/941a09557/da973e4555f3405f9faffccfbd79e483/FLAGc5319cb17 [2021-10-29 05:25:14,655 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:25:14,656 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-29 05:25:14,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/941a09557/da973e4555f3405f9faffccfbd79e483/FLAGc5319cb17 [2021-10-29 05:25:15,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/941a09557/da973e4555f3405f9faffccfbd79e483 [2021-10-29 05:25:15,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:25:15,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:25:15,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:15,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:25:15,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:25:15,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:15" (1/1) ... [2021-10-29 05:25:15,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dea0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:15, skipping insertion in model container [2021-10-29 05:25:15,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:15" (1/1) ... [2021-10-29 05:25:15,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:25:15,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:25:16,755 WARN L228 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_49de6752-2d73-45ce-940d-aa8255970877/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-29 05:25:16,757 WARN L228 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_49de6752-2d73-45ce-940d-aa8255970877/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-29 05:25:16,809 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 05:25:16,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161df858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:16, skipping insertion in model container [2021-10-29 05:25:16,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:16,811 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:25:16,814 INFO L168 Benchmark]: Toolchain (without parser) took 1659.52 ms. Allocated memory is still 90.2 MB. Free memory was 61.3 MB in the beginning and 44.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:16,815 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 90.2 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:25:16,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1651.37 ms. Allocated memory is still 90.2 MB. Free memory was 61.1 MB in the beginning and 44.2 MB in the end (delta: 16.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:16,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 90.2 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1651.37 ms. Allocated memory is still 90.2 MB. Free memory was 61.1 MB in the beginning and 44.2 MB in the end (delta: 16.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:25:19,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:25:19,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:25:19,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:25:19,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:25:19,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:25:19,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:25:19,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:25:19,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:25:19,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:25:19,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:25:19,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:25:19,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:25:19,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:25:19,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:25:19,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:25:19,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:25:19,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:25:19,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:25:19,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:25:19,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:25:19,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:25:19,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:25:19,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:25:19,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:25:19,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:25:19,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:25:19,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:25:19,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:25:19,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:25:19,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:25:19,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:25:19,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:25:19,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:25:19,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:25:19,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:25:19,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:25:19,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:25:19,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:25:19,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:25:19,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:25:19,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 05:25:19,738 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:25:19,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:25:19,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:25:19,739 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:25:19,739 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:25:19,740 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:25:19,740 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:25:19,740 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:25:19,740 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:25:19,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:25:19,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:25:19,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:25:19,742 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:25:19,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:25:19,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:25:19,743 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:25:19,743 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:25:19,743 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:25:19,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:25:19,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:25:19,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:25:19,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:25:19,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:25:19,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:25:19,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:25:19,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:25:19,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:25:19,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:25:19,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:25:19,746 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:25:19,746 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:25:19,747 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:25:19,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:25:19,747 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_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-10-29 05:25:20,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:25:20,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:25:20,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:25:20,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:25:20,267 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:25:20,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-29 05:25:20,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/138a0cb2d/a3bd6f19cc5a4d34b70f1a6d66cf2fd2/FLAG6f9e2ae45 [2021-10-29 05:25:21,201 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:25:21,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-29 05:25:21,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/138a0cb2d/a3bd6f19cc5a4d34b70f1a6d66cf2fd2/FLAG6f9e2ae45 [2021-10-29 05:25:21,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49de6752-2d73-45ce-940d-aa8255970877/bin/utaipan-SDwSMHVbGG/data/138a0cb2d/a3bd6f19cc5a4d34b70f1a6d66cf2fd2 [2021-10-29 05:25:21,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:25:21,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:25:21,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:21,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:25:21,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:25:21,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:21" (1/1) ... [2021-10-29 05:25:21,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ade4cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:21, skipping insertion in model container [2021-10-29 05:25:21,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:21" (1/1) ... [2021-10-29 05:25:21,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:25:21,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:25:23,228 WARN L228 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_49de6752-2d73-45ce-940d-aa8255970877/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-29 05:25:23,230 WARN L228 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_49de6752-2d73-45ce-940d-aa8255970877/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-29 05:25:23,323 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 05:25:23,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54726127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:23, skipping insertion in model container [2021-10-29 05:25:23,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:23,331 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:25:23,334 INFO L168 Benchmark]: Toolchain (without parser) took 2029.86 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 29.0 MB in the beginning and 40.4 MB in the end (delta: -11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:23,336 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory is still 38.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:25:23,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2025.33 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 28.8 MB in the beginning and 40.7 MB in the end (delta: -11.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:23,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory is still 38.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2025.33 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 28.8 MB in the beginning and 40.7 MB in the end (delta: -11.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...