./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/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_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS --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 a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:57:44,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:57:44,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:57:44,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:57:44,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:57:44,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:57:44,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:57:44,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:57:44,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:57:44,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:57:44,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:57:44,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:57:44,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:57:44,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:57:44,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:57:44,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:57:44,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:57:44,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:57:44,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:57:44,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:57:44,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:57:44,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:57:44,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:57:44,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:57:44,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:57:44,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:57:44,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:57:44,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:57:44,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:57:44,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:57:44,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:57:44,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:57:44,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:57:44,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:57:44,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:57:44,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:57:44,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:57:44,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:57:44,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:57:44,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:57:44,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:57:44,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-19 07:57:44,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:57:44,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:57:44,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:57:44,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:57:44,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:57:44,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:57:44,345 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:57:44,346 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:57:44,346 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:57:44,346 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:57:44,347 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:57:44,348 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:57:44,348 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:57:44,348 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:57:44,348 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:57:44,349 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:57:44,349 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:57:44,349 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:57:44,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 07:57:44,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 07:57:44,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:57:44,352 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:57:44,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:57:44,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:57:44,352 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 07:57:44,353 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 07:57:44,353 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 07:57:44,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:57:44,353 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:57:44,354 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:57:44,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:57:44,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:57:44,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:57:44,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:57:44,355 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:57:44,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:57:44,356 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:57:44,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:57:44,356 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:57:44,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2022-11-19 07:57:44,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:57:44,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:57:44,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:57:44,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:57:44,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:57:44,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2022-11-19 07:57:44,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/44a718a53/fc6708d35a9a4d46bbaa90d6fa4f31a1/FLAGf2a9f5952 [2022-11-19 07:57:45,595 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:57:45,597 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2022-11-19 07:57:45,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/44a718a53/fc6708d35a9a4d46bbaa90d6fa4f31a1/FLAGf2a9f5952 [2022-11-19 07:57:45,763 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/44a718a53/fc6708d35a9a4d46bbaa90d6fa4f31a1 [2022-11-19 07:57:45,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:57:45,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:57:45,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:57:45,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:57:45,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:57:45,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:45" (1/1) ... [2022-11-19 07:57:45,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e341091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:45, skipping insertion in model container [2022-11-19 07:57:45,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:45" (1/1) ... [2022-11-19 07:57:45,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:57:45,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:57:47,323 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 07:57:47,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@354807a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:47, skipping insertion in model container [2022-11-19 07:57:47,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:57:47,328 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:57:47,330 INFO L158 Benchmark]: Toolchain (without parser) took 1561.00ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 54.3MB in the beginning and 76.4MB in the end (delta: -22.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-11-19 07:57:47,332 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 67.4MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:57:47,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1556.37ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 54.1MB in the beginning and 76.4MB in the end (delta: -22.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-11-19 07:57:47,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 67.4MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1556.37ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 54.1MB in the beginning and 76.4MB in the end (delta: -22.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/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_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS --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 a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:57:49,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:57:49,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:57:49,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:57:49,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:57:49,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:57:49,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:57:49,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:57:49,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:57:49,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:57:49,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:57:49,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:57:49,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:57:49,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:57:49,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:57:49,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:57:49,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:57:49,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:57:49,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:57:49,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:57:49,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:57:49,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:57:49,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:57:49,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:57:49,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:57:49,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:57:49,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:57:49,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:57:49,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:57:49,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:57:49,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:57:49,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:57:49,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:57:49,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:57:49,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:57:49,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:57:49,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:57:49,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:57:49,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:57:49,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:57:49,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:57:49,601 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-19 07:57:49,650 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:57:49,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:57:49,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:57:49,651 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:57:49,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:57:49,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:57:49,652 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:57:49,652 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:57:49,653 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:57:49,653 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:57:49,653 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:57:49,653 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:57:49,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 07:57:49,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 07:57:49,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:57:49,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:57:49,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:57:49,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:57:49,660 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 07:57:49,660 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 07:57:49,660 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 07:57:49,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:57:49,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:57:49,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:57:49,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:57:49,664 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:57:49,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:57:49,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:57:49,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:57:49,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:57:49,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:57:49,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:57:49,666 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:57:49,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:57:49,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:57:49,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:57:49,668 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_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2022-11-19 07:57:50,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:57:50,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:57:50,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:57:50,122 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:57:50,124 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:57:50,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2022-11-19 07:57:50,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/a9be60fdd/35bab2dcb88a41f5813150cc9bd3e1f9/FLAG4a3c8a9f4 [2022-11-19 07:57:50,957 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:57:50,958 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2022-11-19 07:57:50,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/a9be60fdd/35bab2dcb88a41f5813150cc9bd3e1f9/FLAG4a3c8a9f4 [2022-11-19 07:57:51,106 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54e3277-9e90-4609-aa59-7d37ce0bf4d8/bin/utaipan-I9t0OCRTmS/data/a9be60fdd/35bab2dcb88a41f5813150cc9bd3e1f9 [2022-11-19 07:57:51,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:57:51,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:57:51,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:57:51,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:57:51,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:57:51,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:51" (1/1) ... [2022-11-19 07:57:51,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528d0b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:51, skipping insertion in model container [2022-11-19 07:57:51,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:57:51" (1/1) ... [2022-11-19 07:57:51,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:57:51,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:57:52,726 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 07:57:52,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@922319c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:57:52, skipping insertion in model container [2022-11-19 07:57:52,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:57:52,728 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:57:52,732 INFO L158 Benchmark]: Toolchain (without parser) took 1619.64ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 25.4MB in the beginning and 41.4MB in the end (delta: -16.0MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-11-19 07:57:52,733 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:57:52,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1612.61ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 25.3MB in the beginning and 41.7MB in the end (delta: -16.4MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-11-19 07:57:52,736 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 52.4MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1612.61ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 25.3MB in the beginning and 41.7MB in the end (delta: -16.4MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN