./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8 --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 Automizer --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-2329fc7 [2022-12-13 22:11:32,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:11:32,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:11:32,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:11:32,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:11:32,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:11:32,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:11:32,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:11:32,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:11:32,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:11:32,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:11:32,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:11:32,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:11:32,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:11:32,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:11:32,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:11:32,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:11:32,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:11:32,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:11:32,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:11:32,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:11:32,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:11:32,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:11:32,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:11:32,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:11:32,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:11:32,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:11:32,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:11:32,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:11:32,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:11:32,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:11:32,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:11:32,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:11:32,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:11:32,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:11:32,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:11:32,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:11:32,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:11:32,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:11:32,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:11:32,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:11:32,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 22:11:32,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:11:32,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:11:32,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:11:32,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:11:32,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:11:32,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:11:32,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:11:32,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:11:32,216 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:11:32,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:11:32,216 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:11:32,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:11:32,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:11:32,216 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 22:11:32,217 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 22:11:32,217 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 22:11:32,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:11:32,217 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 22:11:32,217 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:11:32,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:11:32,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:11:32,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:11:32,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:11:32,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:11:32,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:11:32,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 22:11:32,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 22:11:32,219 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:11:32,219 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:11:32,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:11:32,219 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:11:32,220 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-12-13 22:11:32,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:11:32,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:11:32,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:11:32,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:11:32,450 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:11:32,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-13 22:11:35,071 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:11:35,359 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:11:35,360 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-13 22:11:35,381 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data/e3712bf21/1238899fb9384d14bf76b41aaa73b5ea/FLAGb85689eb8 [2022-12-13 22:11:35,395 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data/e3712bf21/1238899fb9384d14bf76b41aaa73b5ea [2022-12-13 22:11:35,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:11:35,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:11:35,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:11:35,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:11:35,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:11:35,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:11:35" (1/1) ... [2022-12-13 22:11:35,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5452d16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:11:35, skipping insertion in model container [2022-12-13 22:11:35,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:11:35" (1/1) ... [2022-12-13 22:11:35,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:11:35,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:11:36,105 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 22:11:36,106 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 22:11:36,108 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 22:11:36,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b5a574f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:11:36, skipping insertion in model container [2022-12-13 22:11:36,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:11:36,109 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 22:11:36,110 INFO L158 Benchmark]: Toolchain (without parser) took 710.69ms. Allocated memory is still 125.8MB. Free memory was 85.7MB in the beginning and 63.6MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 22:11:36,110 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 104.9MB. Free memory was 77.3MB in the beginning and 77.3MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:11:36,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.57ms. Allocated memory is still 125.8MB. Free memory was 85.7MB in the beginning and 63.6MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 22:11:36,112 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 104.9MB. Free memory was 77.3MB in the beginning and 77.3MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.57ms. Allocated memory is still 125.8MB. Free memory was 85.7MB in the beginning and 63.6MB in the end (delta: 22.2MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8 --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 Automizer --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-2329fc7 [2022-12-13 22:11:37,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:11:37,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:11:37,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:11:37,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:11:37,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:11:37,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:11:37,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:11:37,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:11:37,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:11:37,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:11:37,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:11:37,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:11:37,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:11:37,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:11:37,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:11:37,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:11:37,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:11:37,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:11:37,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:11:37,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:11:37,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:11:37,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:11:37,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:11:37,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:11:37,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:11:37,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:11:37,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:11:37,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:11:37,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:11:37,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:11:37,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:11:37,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:11:37,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:11:37,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:11:37,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:11:37,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:11:37,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:11:37,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:11:37,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:11:37,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:11:37,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 22:11:37,525 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:11:37,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:11:37,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:11:37,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:11:37,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:11:37,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:11:37,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:11:37,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:11:37,528 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:11:37,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:11:37,528 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:11:37,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:11:37,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:11:37,529 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 22:11:37,529 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 22:11:37,529 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 22:11:37,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:11:37,529 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 22:11:37,529 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 22:11:37,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 22:11:37,530 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:11:37,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:11:37,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:11:37,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:11:37,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:11:37,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:11:37,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:11:37,531 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 22:11:37,531 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 22:11:37,531 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:11:37,532 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:11:37,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:11:37,532 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 22:11:37,532 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:11:37,532 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-12-13 22:11:37,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:11:37,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:11:37,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:11:37,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:11:37,754 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:11:37,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-13 22:11:40,403 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:11:40,679 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:11:40,679 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-13 22:11:40,698 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data/0579002d1/93d66cf7e47a42f2b6810774ba1dd808/FLAG22a5a95c8 [2022-12-13 22:11:40,711 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458becba-5178-490f-9362-2a4a6f3791af/bin/uautomizer-uyxdKDjOR8/data/0579002d1/93d66cf7e47a42f2b6810774ba1dd808 [2022-12-13 22:11:40,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:11:40,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:11:40,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:11:40,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:11:40,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:11:40,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:11:40" (1/1) ... [2022-12-13 22:11:40,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4218f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:11:40, skipping insertion in model container [2022-12-13 22:11:40,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:11:40" (1/1) ... [2022-12-13 22:11:40,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:11:40,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:11:41,439 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 22:11:41,442 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 22:11:41,444 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 22:11:41,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76467419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:11:41, skipping insertion in model container [2022-12-13 22:11:41,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:11:41,445 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 22:11:41,447 INFO L158 Benchmark]: Toolchain (without parser) took 732.08ms. Allocated memory is still 73.4MB. Free memory was 52.7MB in the beginning and 47.0MB in the end (delta: 5.7MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-12-13 22:11:41,447 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:11:41,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.40ms. Allocated memory is still 73.4MB. Free memory was 52.5MB in the beginning and 47.0MB in the end (delta: 5.4MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-12-13 22:11:41,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.40ms. Allocated memory is still 73.4MB. Free memory was 52.5MB in the beginning and 47.0MB in the end (delta: 5.4MB). Peak memory consumption was 23.4MB. 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