./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8 --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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ......................................................................................................................................... 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_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8 --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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:04:02,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:04:02,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:04:02,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:04:02,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:04:02,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:04:02,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:04:02,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:04:02,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:04:02,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:04:02,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:04:02,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:04:02,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:04:02,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:04:02,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:04:02,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:04:02,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:04:02,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:04:02,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:04:02,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:04:02,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:04:02,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:04:02,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:04:02,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:04:02,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:04:02,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:04:02,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:04:02,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:04:02,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:04:02,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:04:02,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:04:02,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:04:02,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:04:02,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:04:02,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:04:02,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:04:02,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:04:02,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:04:02,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:04:02,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:04:02,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:04:02,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 08:04:02,177 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:04:02,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:04:02,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:04:02,178 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:04:02,179 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:04:02,179 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:04:02,179 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:04:02,180 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:04:02,180 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:04:02,180 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:04:02,180 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:04:02,181 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:04:02,181 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:04:02,181 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:04:02,182 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:04:02,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 08:04:02,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 08:04:02,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:04:02,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 08:04:02,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:04:02,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:04:02,184 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 08:04:02,185 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 08:04:02,185 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 08:04:02,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:04:02,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:04:02,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:04:02,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:04:02,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:04:02,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:04:02,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:04:02,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:04:02,188 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:04:02,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:04:02,188 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:04:02,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:04:02,189 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_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2021-10-13 08:04:02,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:04:02,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:04:02,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:04:02,616 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:04:02,617 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:04:02,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-13 08:04:02,705 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/ca244240f/d9befab6757f48988e4a2446bbcf749c/FLAG1653345b2 [2021-10-13 08:04:03,657 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:04:03,658 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-13 08:04:03,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/ca244240f/d9befab6757f48988e4a2446bbcf749c/FLAG1653345b2 [2021-10-13 08:04:03,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/ca244240f/d9befab6757f48988e4a2446bbcf749c [2021-10-13 08:04:03,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:04:03,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:04:03,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:04:03,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:04:03,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:04:03,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:04:03" (1/1) ... [2021-10-13 08:04:03,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f31b977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:04:03, skipping insertion in model container [2021-10-13 08:04:03,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:04:03" (1/1) ... [2021-10-13 08:04:03,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:04:03,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:04:05,062 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-13 08:04:05,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65501ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:04:05, skipping insertion in model container [2021-10-13 08:04:05,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:04:05,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:04:05,065 INFO L168 Benchmark]: Toolchain (without parser) took 1318.93 ms. Allocated memory is still 109.1 MB. Free memory was 72.2 MB in the beginning and 71.6 MB in the end (delta: 619.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:04:05,066 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 109.1 MB. Free memory is still 62.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:04:05,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.52 ms. Allocated memory is still 109.1 MB. Free memory was 72.2 MB in the beginning and 71.6 MB in the end (delta: 619.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:04:05,068 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 109.1 MB. Free memory is still 62.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1314.52 ms. Allocated memory is still 109.1 MB. Free memory was 72.2 MB in the beginning and 71.6 MB in the end (delta: 619.7 kB). 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: 2439]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:04:07,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:04:07,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:04:07,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:04:07,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:04:07,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:04:07,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:04:07,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:04:07,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:04:07,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:04:07,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:04:07,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:04:07,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:04:07,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:04:07,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:04:07,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:04:07,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:04:07,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:04:07,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:04:07,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:04:07,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:04:07,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:04:07,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:04:07,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:04:07,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:04:07,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:04:07,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:04:07,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:04:07,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:04:07,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:04:07,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:04:07,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:04:07,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:04:07,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:04:07,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:04:07,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:04:07,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:04:07,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:04:07,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:04:07,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:04:07,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:04:07,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 08:04:07,809 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:04:07,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:04:07,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:04:07,813 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:04:07,813 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:04:07,814 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:04:07,814 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:04:07,814 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:04:07,815 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:04:07,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 08:04:07,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 08:04:07,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:04:07,819 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 08:04:07,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:04:07,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:04:07,820 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 08:04:07,820 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 08:04:07,821 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 08:04:07,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:04:07,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:04:07,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:04:07,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:04:07,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:04:07,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:04:07,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:04:07,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:04:07,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:04:07,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:04:07,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:04:07,824 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:04:07,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:04:07,825 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:04:07,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:04:07,826 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_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2021-10-13 08:04:08,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:04:08,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:04:08,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:04:08,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:04:08,339 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:04:08,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-13 08:04:08,421 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/2809f9ce7/817f6afeb1d941ddb4c1d7fcdff71fe8/FLAG57ad424d8 [2021-10-13 08:04:09,380 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:04:09,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-13 08:04:09,422 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/2809f9ce7/817f6afeb1d941ddb4c1d7fcdff71fe8/FLAG57ad424d8 [2021-10-13 08:04:09,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c190719-cd9e-43c1-90bc-5ce281597baf/bin/utaipan-q2qaUkNPG8/data/2809f9ce7/817f6afeb1d941ddb4c1d7fcdff71fe8 [2021-10-13 08:04:09,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:04:09,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:04:09,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:04:09,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:04:09,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:04:09,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:04:09" (1/1) ... [2021-10-13 08:04:09,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc4dc35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:04:09, skipping insertion in model container [2021-10-13 08:04:09,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:04:09" (1/1) ... [2021-10-13 08:04:09,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:04:10,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:04:11,870 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-13 08:04:11,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fd271b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:04:11, skipping insertion in model container [2021-10-13 08:04:11,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:04:11,873 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:04:11,875 INFO L168 Benchmark]: Toolchain (without parser) took 1944.17 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 34.9 MB in the beginning and 47.0 MB in the end (delta: -12.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:04:11,877 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory was 33.0 MB in the beginning and 32.9 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:04:11,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1941.28 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 34.7 MB in the beginning and 47.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:04:11,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory was 33.0 MB in the beginning and 32.9 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1941.28 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 34.7 MB in the beginning and 47.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...