./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- 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-b5237d8 [2022-11-22 02:18:51,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:18:51,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:18:51,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:18:51,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:18:51,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:18:51,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:18:51,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:18:51,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:18:51,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:18:51,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:18:51,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:18:51,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:18:51,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:18:51,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:18:51,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:18:51,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:18:51,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:18:51,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:18:51,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:18:51,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:18:51,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:18:51,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:18:51,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:18:51,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:18:51,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:18:51,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:18:51,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:18:51,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:18:51,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:18:51,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:18:51,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:18:51,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:18:51,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:18:51,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:18:51,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:18:51,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:18:51,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:18:51,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:18:51,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:18:51,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:18:51,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-22 02:18:51,272 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:18:51,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:18:51,276 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:18:51,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:18:51,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:18:51,285 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:18:51,285 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:18:51,285 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:18:51,286 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:18:51,286 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:18:51,287 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:18:51,287 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:18:51,287 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:18:51,288 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:18:51,288 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:18:51,288 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:18:51,288 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:18:51,289 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:18:51,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:18:51,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:18:51,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:18:51,291 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:18:51,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:18:51,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:18:51,291 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:18:51,292 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:18:51,292 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:18:51,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:18:51,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:18:51,293 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:18:51,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:18:51,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:18:51,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:18:51,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:18:51,294 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:18:51,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:18:51,294 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:18:51,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:18:51,296 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:18:51,296 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_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-11-22 02:18:51,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:18:51,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:18:51,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:18:51,583 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:18:51,584 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:18:51,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 02:18:54,576 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:18:54,994 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:18:54,995 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 02:18:55,028 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data/d911d32b3/eae6c5299d0d4f9597c85d717fd69bde/FLAG205eeb345 [2022-11-22 02:18:55,044 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data/d911d32b3/eae6c5299d0d4f9597c85d717fd69bde [2022-11-22 02:18:55,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:18:55,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:18:55,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:18:55,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:18:55,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:18:55,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:18:55" (1/1) ... [2022-11-22 02:18:55,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c1ca625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:18:55, skipping insertion in model container [2022-11-22 02:18:55,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:18:55" (1/1) ... [2022-11-22 02:18:55,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:18:55,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:18:56,312 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 02:18:56,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@250070e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:18:56, skipping insertion in model container [2022-11-22 02:18:56,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:18:56,313 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:18:56,315 INFO L158 Benchmark]: Toolchain (without parser) took 1262.03ms. Allocated memory is still 151.0MB. Free memory was 111.7MB in the beginning and 89.2MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-22 02:18:56,315 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:18:56,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1255.85ms. Allocated memory is still 151.0MB. Free memory was 111.7MB in the beginning and 89.2MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-22 02:18:56,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1255.85ms. Allocated memory is still 151.0MB. Free memory was 111.7MB in the beginning and 89.2MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- 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-b5237d8 [2022-11-22 02:18:58,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:18:58,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:18:58,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:18:58,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:18:58,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:18:58,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:18:58,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:18:58,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:18:58,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:18:58,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:18:58,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:18:58,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:18:58,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:18:58,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:18:58,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:18:58,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:18:58,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:18:58,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:18:58,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:18:58,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:18:58,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:18:58,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:18:58,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:18:58,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:18:58,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:18:58,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:18:58,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:18:58,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:18:58,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:18:58,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:18:58,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:18:58,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:18:58,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:18:58,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:18:58,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:18:58,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:18:58,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:18:58,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:18:58,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:18:58,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:18:58,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-22 02:18:58,756 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:18:58,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:18:58,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:18:58,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:18:58,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:18:58,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:18:58,759 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:18:58,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:18:58,759 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:18:58,759 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:18:58,760 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:18:58,760 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:18:58,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:18:58,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:18:58,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:18:58,762 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:18:58,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:18:58,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:18:58,762 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:18:58,763 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:18:58,763 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:18:58,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:18:58,763 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:18:58,763 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:18:58,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:18:58,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:18:58,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:18:58,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:18:58,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:18:58,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:18:58,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:18:58,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:18:58,765 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:18:58,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:18:58,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:18:58,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:18:58,766 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_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-11-22 02:18:59,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:18:59,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:18:59,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:18:59,203 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:18:59,204 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:18:59,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 02:19:02,303 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:19:02,765 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:19:02,766 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 02:19:02,805 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data/3ac0b96ad/c65aa2b2ccfc4a29b45fba04a93098af/FLAG4c2e89a35 [2022-11-22 02:19:02,830 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0fdd8e-46f7-465f-ba83-708602210e7b/bin/utaipan-g80aRyZoba/data/3ac0b96ad/c65aa2b2ccfc4a29b45fba04a93098af [2022-11-22 02:19:02,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:19:02,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:19:02,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:19:02,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:19:02,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:19:02,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:19:02" (1/1) ... [2022-11-22 02:19:02,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b013291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:19:02, skipping insertion in model container [2022-11-22 02:19:02,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:19:02" (1/1) ... [2022-11-22 02:19:02,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:19:02,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:19:04,047 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 02:19:04,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12a1f7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:19:04, skipping insertion in model container [2022-11-22 02:19:04,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:19:04,051 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:19:04,054 INFO L158 Benchmark]: Toolchain (without parser) took 1219.05ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 52.0MB in the end (delta: 2.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-22 02:19:04,054 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:19:04,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1209.50ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 52.0MB in the end (delta: 1.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-22 02:19:04,057 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1209.50ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 52.0MB in the end (delta: 1.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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