./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs --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 f105bdba870023fed703a42b26dd83a1d9da3fd8 ......................................................................................................................................... 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_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs --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 f105bdba870023fed703a42b26dd83a1d9da3fd8 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:18:06,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:18:06,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:18:06,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:18:06,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:18:06,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:18:06,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:18:06,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:18:06,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:18:06,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:18:06,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:18:06,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:18:06,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:18:06,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:18:06,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:18:06,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:18:06,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:18:06,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:18:06,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:18:06,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:18:06,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:18:06,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:18:06,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:18:06,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:18:06,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:18:06,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:18:06,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:18:06,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:18:06,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:18:06,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:18:06,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:18:06,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:18:06,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:18:06,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:18:06,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:18:06,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:18:06,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:18:06,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:18:06,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:18:06,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:18:06,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:18:06,232 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 03:18:06,282 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:18:06,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:18:06,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:18:06,284 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:18:06,285 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:18:06,285 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:18:06,285 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:18:06,286 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:18:06,286 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:18:06,286 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:18:06,286 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:18:06,287 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:18:06,287 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:18:06,287 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:18:06,288 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:18:06,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:18:06,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:18:06,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:18:06,290 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:18:06,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:18:06,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:18:06,290 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:18:06,291 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:18:06,291 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:18:06,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:18:06,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:18:06,292 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:18:06,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:18:06,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:18:06,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:18:06,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:18:06,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:18:06,294 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:18:06,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:18:06,294 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:18:06,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:18:06,295 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_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2021-10-16 03:18:06,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:18:06,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:18:06,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:18:06,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:18:06,654 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:18:06,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-16 03:18:06,763 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/3d6db3ad4/dec082a8ba834385bb62decc8e3551f4/FLAG01d703186 [2021-10-16 03:18:07,553 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:18:07,553 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-16 03:18:07,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/3d6db3ad4/dec082a8ba834385bb62decc8e3551f4/FLAG01d703186 [2021-10-16 03:18:07,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/3d6db3ad4/dec082a8ba834385bb62decc8e3551f4 [2021-10-16 03:18:07,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:18:07,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:18:07,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:18:07,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:18:07,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:18:07,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:18:07" (1/1) ... [2021-10-16 03:18:07,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@136bc7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:18:07, skipping insertion in model container [2021-10-16 03:18:07,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:18:07" (1/1) ... [2021-10-16 03:18:07,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:18:07,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:18:09,595 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 03:18:09,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e718cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:18:09, skipping insertion in model container [2021-10-16 03:18:09,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:18:09,597 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:18:09,600 INFO L168 Benchmark]: Toolchain (without parser) took 1895.58 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 68.6 MB in the beginning and 93.9 MB in the end (delta: -25.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:18:09,601 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 107.0 MB. Free memory is still 60.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:18:09,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1891.89 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 68.4 MB in the beginning and 93.9 MB in the end (delta: -25.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:18:09,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 107.0 MB. Free memory is still 60.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1891.89 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 68.4 MB in the beginning and 93.9 MB in the end (delta: -25.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:18:12,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:18:12,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:18:12,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:18:12,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:18:12,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:18:12,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:18:12,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:18:12,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:18:12,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:18:12,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:18:12,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:18:12,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:18:12,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:18:12,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:18:12,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:18:12,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:18:12,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:18:12,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:18:12,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:18:12,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:18:12,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:18:12,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:18:12,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:18:12,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:18:12,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:18:12,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:18:12,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:18:12,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:18:12,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:18:12,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:18:12,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:18:12,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:18:12,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:18:12,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:18:12,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:18:12,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:18:12,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:18:12,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:18:12,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:18:12,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:18:12,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 03:18:12,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:18:12,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:18:12,520 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:18:12,521 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:18:12,521 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:18:12,521 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:18:12,521 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:18:12,522 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:18:12,522 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:18:12,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:18:12,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:18:12,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:18:12,525 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:18:12,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:18:12,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:18:12,526 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:18:12,526 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:18:12,526 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:18:12,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:18:12,527 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:18:12,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:18:12,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:18:12,527 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:18:12,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:18:12,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:18:12,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:18:12,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:18:12,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:18:12,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:18:12,529 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:18:12,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:18:12,530 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:18:12,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:18:12,531 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_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2021-10-16 03:18:13,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:18:13,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:18:13,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:18:13,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:18:13,096 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:18:13,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-16 03:18:13,186 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/eff6ff023/ce241d94f722401c8396819b9a6c328e/FLAGe576f7a27 [2021-10-16 03:18:14,048 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:18:14,049 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-16 03:18:14,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/eff6ff023/ce241d94f722401c8396819b9a6c328e/FLAGe576f7a27 [2021-10-16 03:18:14,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b2b114-1c4e-41ab-ab49-73ddc7605ab9/bin/utaipan-mTDlp9Zugs/data/eff6ff023/ce241d94f722401c8396819b9a6c328e [2021-10-16 03:18:14,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:18:14,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:18:14,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:18:14,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:18:14,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:18:14,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:18:14" (1/1) ... [2021-10-16 03:18:14,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222f58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:18:14, skipping insertion in model container [2021-10-16 03:18:14,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:18:14" (1/1) ... [2021-10-16 03:18:14,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:18:14,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:18:16,524 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 03:18:16,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34abb1e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:18:16, skipping insertion in model container [2021-10-16 03:18:16,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:18:16,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:18:16,530 INFO L168 Benchmark]: Toolchain (without parser) took 1962.58 ms. Allocated memory is still 92.3 MB. Free memory was 51.5 MB in the beginning and 57.7 MB in the end (delta: -6.2 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:18:16,531 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory is still 74.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:18:16,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1958.82 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 57.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:18:16,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory is still 74.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1958.82 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 57.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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...