./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.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_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/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_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/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_3b62cd8c-e70e-4573-805f-f19d1053b16d/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 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:50:34,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:50:34,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:50:34,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:50:34,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:50:34,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:50:34,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:50:34,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:50:34,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:50:34,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:50:34,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:50:34,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:50:34,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:50:34,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:50:34,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:50:34,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:50:34,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:50:34,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:50:34,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:50:34,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:50:34,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:50:34,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:50:34,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:50:34,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:50:34,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:50:34,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:50:34,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:50:34,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:50:34,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:50:34,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:50:34,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:50:34,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:50:34,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:50:34,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:50:34,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:50:34,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:50:34,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:50:34,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:50:34,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:50:34,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:50:34,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:50:34,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-25 17:50:34,335 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:50:34,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:50:34,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:50:34,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:50:34,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:50:34,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:50:34,338 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:50:34,338 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:50:34,338 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:50:34,339 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:50:34,340 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:50:34,340 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:50:34,340 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:50:34,340 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:50:34,340 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:50:34,341 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:50:34,341 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:50:34,341 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:50:34,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 17:50:34,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 17:50:34,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:50:34,343 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 17:50:34,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:50:34,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:50:34,343 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 17:50:34,343 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 17:50:34,344 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 17:50:34,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:50:34,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 17:50:34,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:50:34,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:50:34,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:50:34,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:50:34,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:50:34,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:50:34,346 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:50:34,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:50:34,346 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:50:34,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:50:34,347 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_3b62cd8c-e70e-4573-805f-f19d1053b16d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2021-11-25 17:50:34,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:50:34,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:50:34,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:50:34,687 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:50:34,688 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:50:34,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-25 17:50:34,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/e931ad40b/9e5538f71aa44263a712729f276e9fb2/FLAGd6606727d [2021-11-25 17:50:35,603 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:50:35,603 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-25 17:50:35,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/e931ad40b/9e5538f71aa44263a712729f276e9fb2/FLAGd6606727d [2021-11-25 17:50:36,101 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/e931ad40b/9e5538f71aa44263a712729f276e9fb2 [2021-11-25 17:50:36,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:50:36,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:50:36,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:50:36,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:50:36,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:50:36,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:36" (1/1) ... [2021-11-25 17:50:36,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f99ea04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:36, skipping insertion in model container [2021-11-25 17:50:36,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:36" (1/1) ... [2021-11-25 17:50:36,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:50:36,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:50:38,224 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 17:50:38,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e53135d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:38, skipping insertion in model container [2021-11-25 17:50:38,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:50:38,226 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 17:50:38,229 INFO L158 Benchmark]: Toolchain (without parser) took 2121.13ms. Allocated memory is still 104.9MB. Free memory was 62.3MB in the beginning and 53.4MB in the end (delta: 8.9MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-25 17:50:38,230 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory was 81.2MB in the beginning and 81.2MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 17:50:38,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2115.73ms. Allocated memory is still 104.9MB. Free memory was 62.1MB in the beginning and 53.4MB in the end (delta: 8.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-25 17:50:38,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory was 81.2MB in the beginning and 81.2MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2115.73ms. Allocated memory is still 104.9MB. Free memory was 62.1MB in the beginning and 53.4MB in the end (delta: 8.7MB). Peak memory consumption was 15.6MB. 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_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/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_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/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_3b62cd8c-e70e-4573-805f-f19d1053b16d/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 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:50:40,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:50:40,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:50:40,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:50:40,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:50:40,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:50:40,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:50:40,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:50:40,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:50:40,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:50:40,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:50:40,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:50:40,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:50:40,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:50:40,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:50:40,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:50:40,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:50:40,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:50:40,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:50:40,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:50:40,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:50:40,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:50:40,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:50:40,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:50:40,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:50:40,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:50:40,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:50:40,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:50:40,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:50:40,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:50:40,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:50:40,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:50:40,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:50:40,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:50:40,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:50:40,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:50:40,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:50:40,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:50:40,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:50:40,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:50:40,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:50:40,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-25 17:50:40,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:50:40,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:50:40,629 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:50:40,630 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:50:40,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:50:40,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:50:40,631 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:50:40,631 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:50:40,632 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:50:40,632 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:50:40,633 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:50:40,633 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:50:40,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 17:50:40,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 17:50:40,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:50:40,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 17:50:40,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:50:40,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:50:40,636 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 17:50:40,636 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 17:50:40,637 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 17:50:40,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:50:40,637 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 17:50:40,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 17:50:40,638 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 17:50:40,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:50:40,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:50:40,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 17:50:40,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:50:40,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:50:40,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:50:40,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:50:40,640 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 17:50:40,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 17:50:40,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:50:40,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:50:40,641 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_3b62cd8c-e70e-4573-805f-f19d1053b16d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2021-11-25 17:50:41,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:50:41,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:50:41,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:50:41,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:50:41,063 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:50:41,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-25 17:50:41,149 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/604969939/3e0068ab32a6454a92f2b95fd2c94d91/FLAGec2aada96 [2021-11-25 17:50:41,963 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:50:41,963 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-25 17:50:42,016 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/604969939/3e0068ab32a6454a92f2b95fd2c94d91/FLAGec2aada96 [2021-11-25 17:50:42,525 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b62cd8c-e70e-4573-805f-f19d1053b16d/bin/utaipan-eEHZpOm5b7/data/604969939/3e0068ab32a6454a92f2b95fd2c94d91 [2021-11-25 17:50:42,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:50:42,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:50:42,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:50:42,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:50:42,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:50:42,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:42" (1/1) ... [2021-11-25 17:50:42,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edde6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:42, skipping insertion in model container [2021-11-25 17:50:42,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:42" (1/1) ... [2021-11-25 17:50:42,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:50:42,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:50:44,588 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 17:50:44,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@333db7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:44, skipping insertion in model container [2021-11-25 17:50:44,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:50:44,592 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 17:50:44,595 INFO L158 Benchmark]: Toolchain (without parser) took 2060.97ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 36.9MB in the end (delta: 21.6MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2021-11-25 17:50:44,600 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 17:50:44,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2057.08ms. Allocated memory is still 79.7MB. Free memory was 58.2MB in the beginning and 36.9MB in the end (delta: 21.3MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2021-11-25 17:50:44,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2057.08ms. Allocated memory is still 79.7MB. Free memory was 58.2MB in the beginning and 36.9MB in the end (delta: 21.3MB). Peak memory consumption was 22.9MB. 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