./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7 --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 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:22:21,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:22:21,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:22:21,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:22:21,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:22:21,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:22:21,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:22:21,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:22:21,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:22:21,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:22:21,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:22:21,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:22:21,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:22:21,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:22:21,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:22:21,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:22:21,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:22:21,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:22:21,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:22:21,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:22:21,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:22:21,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:22:21,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:22:21,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:22:21,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:22:21,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:22:21,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:22:21,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:22:21,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:22:21,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:22:21,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:22:21,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:22:21,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:22:21,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:22:21,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:22:21,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:22:21,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:22:21,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:22:21,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:22:21,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:22:21,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:22:21,285 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-25 20:22:21,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:22:21,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:22:21,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:22:21,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:22:21,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:22:21,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:22:21,338 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:22:21,338 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:22:21,339 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:22:21,339 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:22:21,339 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:22:21,339 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:22:21,339 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:22:21,340 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:22:21,340 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:22:21,340 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:22:21,342 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:22:21,342 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:22:21,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 20:22:21,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 20:22:21,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:22:21,344 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:22:21,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:22:21,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:22:21,346 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 20:22:21,346 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 20:22:21,347 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 20:22:21,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:22:21,348 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:22:21,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:22:21,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:22:21,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:22:21,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:22:21,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:22:21,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:22:21,349 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:22:21,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:22:21,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:22:21,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:22:21,351 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_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2021-11-25 20:22:21,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:22:21,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:22:21,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:22:21,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:22:21,638 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:22:21,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-25 20:22:21,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/7fa333bee/fe0a22b183e741eeae1aef0c7bb4d0ad/FLAG15352771b [2021-11-25 20:22:22,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:22:22,541 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-25 20:22:22,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/7fa333bee/fe0a22b183e741eeae1aef0c7bb4d0ad/FLAG15352771b [2021-11-25 20:22:23,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/7fa333bee/fe0a22b183e741eeae1aef0c7bb4d0ad [2021-11-25 20:22:23,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:22:23,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:22:23,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:22:23,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:22:23,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:22:23,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:22:23" (1/1) ... [2021-11-25 20:22:23,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c73740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:22:23, skipping insertion in model container [2021-11-25 20:22:23,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:22:23" (1/1) ... [2021-11-25 20:22:23,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:22:23,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:22:25,106 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 20:22:25,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72804d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:22:25, skipping insertion in model container [2021-11-25 20:22:25,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:22:25,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:22:25,109 INFO L158 Benchmark]: Toolchain (without parser) took 2040.71ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 45.6MB in the end (delta: 23.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-25 20:22:25,110 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 72.0MB in the beginning and 72.0MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:22:25,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2038.41ms. Allocated memory is still 96.5MB. Free memory was 68.4MB in the beginning and 45.6MB in the end (delta: 22.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-25 20:22:25,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 72.0MB in the beginning and 72.0MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2038.41ms. Allocated memory is still 96.5MB. Free memory was 68.4MB in the beginning and 45.6MB in the end (delta: 22.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7 --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 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:22:27,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:22:27,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:22:27,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:22:27,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:22:27,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:22:27,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:22:27,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:22:27,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:22:27,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:22:27,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:22:27,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:22:27,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:22:27,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:22:27,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:22:27,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:22:27,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:22:27,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:22:27,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:22:27,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:22:27,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:22:27,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:22:27,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:22:27,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:22:27,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:22:27,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:22:27,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:22:27,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:22:27,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:22:27,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:22:27,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:22:27,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:22:27,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:22:27,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:22:27,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:22:27,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:22:27,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:22:27,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:22:27,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:22:27,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:22:27,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:22:27,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-25 20:22:27,597 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:22:27,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:22:27,598 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:22:27,598 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:22:27,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:22:27,599 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:22:27,600 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:22:27,600 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:22:27,600 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:22:27,600 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:22:27,601 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:22:27,602 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:22:27,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 20:22:27,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 20:22:27,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:22:27,604 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:22:27,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:22:27,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:22:27,605 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 20:22:27,605 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 20:22:27,605 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 20:22:27,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:22:27,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:22:27,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:22:27,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:22:27,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:22:27,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:22:27,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:22:27,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:22:27,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:22:27,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:22:27,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:22:27,609 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:22:27,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:22:27,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:22:27,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:22:27,610 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_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2021-11-25 20:22:28,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:22:28,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:22:28,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:22:28,036 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:22:28,036 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:22:28,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-25 20:22:28,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/6df4c9caf/ad7d876812c540d697e33f69f8abb996/FLAG0839fe36a [2021-11-25 20:22:28,940 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:22:28,941 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-25 20:22:28,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/6df4c9caf/ad7d876812c540d697e33f69f8abb996/FLAG0839fe36a [2021-11-25 20:22:29,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4757e471-d9fb-4fc8-a105-9bceda7f2558/bin/utaipan-eEHZpOm5b7/data/6df4c9caf/ad7d876812c540d697e33f69f8abb996 [2021-11-25 20:22:29,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:22:29,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:22:29,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:22:29,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:22:29,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:22:29,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:22:29" (1/1) ... [2021-11-25 20:22:29,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c726f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:22:29, skipping insertion in model container [2021-11-25 20:22:29,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:22:29" (1/1) ... [2021-11-25 20:22:29,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:22:29,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:22:31,493 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 20:22:31,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fe35e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:22:31, skipping insertion in model container [2021-11-25 20:22:31,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:22:31,495 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:22:31,496 INFO L158 Benchmark]: Toolchain (without parser) took 2021.48ms. Allocated memory is still 86.0MB. Free memory was 64.2MB in the beginning and 43.3MB in the end (delta: 20.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2021-11-25 20:22:31,497 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 86.0MB. Free memory was 66.3MB in the beginning and 66.2MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:22:31,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2019.01ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 43.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2021-11-25 20:22:31,500 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 86.0MB. Free memory was 66.3MB in the beginning and 66.2MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2019.01ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 43.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN