./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI --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 69a4b1c907713bea2e69c466d36056e2bba3401d ......................................................................................................................................... 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_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI --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 69a4b1c907713bea2e69c466d36056e2bba3401d ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:32:26,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:26,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:26,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:26,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:26,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:26,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:26,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:26,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:26,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:26,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:26,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:26,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:26,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:26,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:26,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:26,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:26,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:26,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:26,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:26,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:26,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:26,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:26,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:26,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:26,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:26,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:26,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:26,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:26,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:26,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:26,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:26,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:26,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:26,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:26,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:26,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:26,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:26,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:26,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:26,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:26,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:32:26,476 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:26,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:26,478 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:26,478 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:26,478 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:26,479 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:26,479 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:32:26,479 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:26,480 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:26,480 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:32:26,480 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:32:26,481 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:26,481 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:32:26,482 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:32:26,482 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:32:26,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:32:26,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:32:26,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:26,484 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:32:26,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:32:26,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:26,485 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:32:26,485 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:32:26,486 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:32:26,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:26,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:26,487 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:26,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:26,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:26,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:26,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:26,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:26,489 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:32:26,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:32:26,490 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:26,490 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:26,491 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_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4b1c907713bea2e69c466d36056e2bba3401d [2021-10-11 02:32:26,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:26,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:26,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:26,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:26,817 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:26,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-11 02:32:26,918 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/9ea5976f9/4ecab2df76fb415e81ddd5cab5f897c6/FLAGb62ec90c2 [2021-10-11 02:32:27,893 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:27,894 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-11 02:32:27,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/9ea5976f9/4ecab2df76fb415e81ddd5cab5f897c6/FLAGb62ec90c2 [2021-10-11 02:32:28,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/9ea5976f9/4ecab2df76fb415e81ddd5cab5f897c6 [2021-10-11 02:32:28,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:28,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:28,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:28,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:28,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:28,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:28" (1/1) ... [2021-10-11 02:32:28,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ef0a88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:28, skipping insertion in model container [2021-10-11 02:32:28,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:28" (1/1) ... [2021-10-11 02:32:28,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:28,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:30,136 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:32:30,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56056e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:30, skipping insertion in model container [2021-10-11 02:32:30,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:30,138 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:32:30,140 INFO L168 Benchmark]: Toolchain (without parser) took 1756.33 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 61.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:30,141 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 56.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:30,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1753.01 ms. Allocated memory is still 100.7 MB. Free memory was 62.8 MB in the beginning and 61.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:30,144 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 56.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1753.01 ms. Allocated memory is still 100.7 MB. Free memory was 62.8 MB in the beginning and 61.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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 0.2.0-7b2dab5 [2021-10-11 02:32:32,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:32,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:32,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:32,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:32,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:32,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:32,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:32,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:32,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:32,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:32,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:32,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:32,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:32,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:32,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:32,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:32,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:32,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:32,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:32,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:32,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:32,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:32,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:32,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:32,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:32,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:32,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:32,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:32,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:32,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:32,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:32,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:32,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:32,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:32,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:32,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:32,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:32,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:32,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:32,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:32,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:32:32,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:32,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:32,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:32,963 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:32,963 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:32,964 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:32,964 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:32,964 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:32,965 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:32,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:32:32,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:32:32,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:32,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:32:32,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:32:32,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:32,970 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:32:32,970 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:32:32,970 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:32:32,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:32,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:32,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:32:32,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:32:32,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:32,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:32,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:32:32,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:32,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:32,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:32,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:32,974 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:32:32,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:32,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:32,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:32,975 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_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4b1c907713bea2e69c466d36056e2bba3401d [2021-10-11 02:32:33,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:33,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:33,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:33,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:33,510 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:33,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-11 02:32:33,599 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/a8d862314/1ea46d3f5f7940e59f6dcdaf7e940dd5/FLAGe1f5ce9d4 [2021-10-11 02:32:34,713 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:34,714 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-11 02:32:34,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/a8d862314/1ea46d3f5f7940e59f6dcdaf7e940dd5/FLAGe1f5ce9d4 [2021-10-11 02:32:35,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76219a0d-7d7c-4bd3-9912-665d2b014674/bin/utaipan-WLngWcDbfI/data/a8d862314/1ea46d3f5f7940e59f6dcdaf7e940dd5 [2021-10-11 02:32:35,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:35,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:35,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:35,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:35,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:35,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:35" (1/1) ... [2021-10-11 02:32:35,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683479b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:35, skipping insertion in model container [2021-10-11 02:32:35,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:35" (1/1) ... [2021-10-11 02:32:35,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:35,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:36,747 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:32:36,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a3e7350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:36, skipping insertion in model container [2021-10-11 02:32:36,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:36,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:32:36,754 INFO L168 Benchmark]: Toolchain (without parser) took 1562.43 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 36.0 MB in the beginning and 32.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,755 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:36,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1558.80 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 35.8 MB in the beginning and 32.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1558.80 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 35.8 MB in the beginning and 32.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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...