./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:45:20,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:45:20,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:45:20,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:45:20,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:45:20,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:45:20,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:45:20,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:45:20,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:45:20,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:45:20,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:45:20,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:45:20,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:45:20,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:45:20,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:45:20,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:45:20,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:45:20,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:45:20,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:45:20,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:45:20,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:45:20,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:45:20,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:45:20,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:45:20,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:45:20,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:45:20,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:45:20,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:45:20,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:45:20,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:45:20,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:45:20,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:45:20,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:45:20,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:45:20,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:45:20,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:45:20,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:45:20,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:45:20,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:45:20,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:45:20,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:45:20,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-12 23:45:20,241 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:45:20,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:45:20,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:45:20,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:45:20,255 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:45:20,255 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:45:20,255 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:45:20,255 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:45:20,255 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:45:20,255 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:45:20,256 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:45:20,256 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:45:20,256 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:45:20,256 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:45:20,257 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:45:20,257 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:45:20,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:45:20,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:45:20,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:45:20,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:45:20,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:45:20,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:45:20,259 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:45:20,260 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:45:20,260 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:45:20,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:45:20,260 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:45:20,261 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:45:20,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:45:20,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:45:20,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:45:20,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:45:20,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:45:20,263 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:45:20,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:45:20,263 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:45:20,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:45:20,264 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_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-11-12 23:45:20,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:45:20,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:45:20,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:45:20,716 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:45:20,717 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:45:20,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-12 23:45:20,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/85c7c8adb/7e1aa006abed4010b24934fd2f406a78/FLAG341ba7922 [2021-11-12 23:45:21,977 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:45:21,978 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-12 23:45:22,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/85c7c8adb/7e1aa006abed4010b24934fd2f406a78/FLAG341ba7922 [2021-11-12 23:45:22,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/85c7c8adb/7e1aa006abed4010b24934fd2f406a78 [2021-11-12 23:45:22,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:45:22,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:45:22,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:45:22,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:45:22,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:45:22,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:45:22" (1/1) ... [2021-11-12 23:45:22,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e1f62f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:45:22, skipping insertion in model container [2021-11-12 23:45:22,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:45:22" (1/1) ... [2021-11-12 23:45:22,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:45:22,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:45:24,058 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-12 23:45:24,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d3efe58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:45:24, skipping insertion in model container [2021-11-12 23:45:24,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:45:24,060 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:45:24,062 INFO L158 Benchmark]: Toolchain (without parser) took 1667.96ms. Allocated memory is still 121.6MB. Free memory was 74.9MB in the beginning and 78.5MB in the end (delta: -3.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-12 23:45:24,063 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:45:24,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1661.60ms. Allocated memory is still 121.6MB. Free memory was 74.7MB in the beginning and 78.7MB in the end (delta: -3.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-12 23:45:24,065 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1661.60ms. Allocated memory is still 121.6MB. Free memory was 74.7MB in the beginning and 78.7MB in the end (delta: -3.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:45:26,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:45:26,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:45:26,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:45:26,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:45:26,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:45:26,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:45:26,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:45:26,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:45:26,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:45:26,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:45:26,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:45:26,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:45:26,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:45:26,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:45:26,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:45:26,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:45:26,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:45:26,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:45:26,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:45:26,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:45:26,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:45:26,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:45:26,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:45:26,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:45:26,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:45:26,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:45:26,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:45:26,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:45:26,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:45:26,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:45:26,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:45:26,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:45:26,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:45:26,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:45:26,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:45:26,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:45:26,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:45:26,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:45:26,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:45:26,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:45:26,739 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-12 23:45:26,799 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:45:26,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:45:26,801 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:45:26,802 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:45:26,802 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:45:26,802 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:45:26,802 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:45:26,803 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:45:26,803 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:45:26,803 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:45:26,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:45:26,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:45:26,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:45:26,807 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:45:26,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:45:26,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:45:26,808 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:45:26,808 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:45:26,808 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:45:26,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:45:26,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:45:26,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:45:26,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:45:26,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:45:26,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:45:26,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:45:26,811 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:45:26,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:45:26,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:45:26,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:45:26,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:45:26,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:45:26,813 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:45:26,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:45:26,813 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_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-11-12 23:45:27,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:45:27,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:45:27,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:45:27,303 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:45:27,303 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:45:27,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-12 23:45:27,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/68eac1b19/71faae40c6d74d74bd52dd1ae309f070/FLAG746a8b41a [2021-11-12 23:45:28,381 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:45:28,387 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-12 23:45:28,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/68eac1b19/71faae40c6d74d74bd52dd1ae309f070/FLAG746a8b41a [2021-11-12 23:45:28,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7adccef1-98c7-4689-8d7a-bb049dcd9318/bin/utaipan-vmNK8stdcF/data/68eac1b19/71faae40c6d74d74bd52dd1ae309f070 [2021-11-12 23:45:28,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:45:28,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:45:28,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:45:28,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:45:28,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:45:28,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:45:28" (1/1) ... [2021-11-12 23:45:28,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329957d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:45:28, skipping insertion in model container [2021-11-12 23:45:28,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:45:28" (1/1) ... [2021-11-12 23:45:28,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:45:29,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:45:30,650 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-12 23:45:30,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2fa83919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:45:30, skipping insertion in model container [2021-11-12 23:45:30,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:45:30,652 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:45:30,655 INFO L158 Benchmark]: Toolchain (without parser) took 1785.71ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 31.2MB in the beginning and 34.6MB in the end (delta: -3.4MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-12 23:45:30,656 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:45:30,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1782.08ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 31.0MB in the beginning and 34.6MB in the end (delta: -3.7MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-12 23:45:30,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1782.08ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 31.0MB in the beginning and 34.6MB in the end (delta: -3.7MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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