./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5e519f3a 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_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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-5e519f3 [2022-11-02 21:00:11,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:00:11,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:00:11,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:00:11,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:00:11,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:00:11,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:00:11,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:00:11,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:00:11,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:00:11,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:00:11,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:00:11,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:00:11,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:00:11,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:00:11,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:00:11,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:00:11,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:00:11,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:00:11,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:00:11,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:00:11,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:00:11,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:00:11,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:00:11,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:00:11,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:00:11,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:00:11,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:00:11,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:00:11,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:00:11,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:00:11,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:00:11,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:00:11,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:00:11,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:00:11,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:00:11,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:00:11,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:00:11,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:00:11,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:00:11,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:00:11,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-02 21:00:11,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:00:11,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:00:11,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:00:11,323 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:00:11,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:00:11,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:00:11,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:00:11,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:00:11,326 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:00:11,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:00:11,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:00:11,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:00:11,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:00:11,327 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 21:00:11,328 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 21:00:11,328 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 21:00:11,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:00:11,329 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 21:00:11,329 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:00:11,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:00:11,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:00:11,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:00:11,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:00:11,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:00:11,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:00:11,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:00:11,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:00:11,332 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_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-11-02 21:00:11,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:00:11,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:00:11,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:00:11,704 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:00:11,705 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:00:11,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-02 21:00:11,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/9babe0e5c/330514d037054841833dd791b7adb1c4/FLAGfa7c18bd3 [2022-11-02 21:00:12,731 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:00:12,732 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-02 21:00:12,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/9babe0e5c/330514d037054841833dd791b7adb1c4/FLAGfa7c18bd3 [2022-11-02 21:00:13,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/9babe0e5c/330514d037054841833dd791b7adb1c4 [2022-11-02 21:00:13,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:00:13,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:00:13,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:00:13,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:00:13,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:00:13,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:13" (1/1) ... [2022-11-02 21:00:13,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2642c628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:13, skipping insertion in model container [2022-11-02 21:00:13,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:13" (1/1) ... [2022-11-02 21:00:13,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:00:13,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:00:15,186 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-02 21:00:15,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46a83f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:15, skipping insertion in model container [2022-11-02 21:00:15,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:00:15,188 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 21:00:15,194 INFO L158 Benchmark]: Toolchain (without parser) took 1904.29ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 114.7MB in the end (delta: 6.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-02 21:00:15,195 INFO L158 Benchmark]: CDTParser took 1.73ms. Allocated memory is still 90.2MB. Free memory was 44.4MB in the beginning and 44.3MB in the end (delta: 40.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:00:15,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1895.52ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 114.7MB in the end (delta: 6.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-02 21:00:15,198 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73ms. Allocated memory is still 90.2MB. Free memory was 44.4MB in the beginning and 44.3MB in the end (delta: 40.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1895.52ms. Allocated memory is still 157.3MB. Free memory was 121.4MB in the beginning and 114.7MB in the end (delta: 6.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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-5e519f3 [2022-11-02 21:00:17,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:00:17,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:00:17,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:00:17,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:00:17,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:00:17,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:00:17,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:00:17,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:00:17,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:00:17,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:00:17,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:00:17,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:00:17,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:00:17,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:00:17,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:00:17,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:00:17,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:00:17,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:00:17,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:00:17,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:00:17,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:00:17,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:00:17,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:00:17,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:00:17,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:00:17,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:00:17,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:00:17,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:00:17,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:00:17,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:00:17,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:00:17,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:00:17,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:00:17,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:00:17,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:00:17,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:00:17,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:00:17,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:00:17,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:00:17,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:00:17,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-02 21:00:17,953 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:00:17,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:00:17,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:00:17,955 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:00:17,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:00:17,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:00:17,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:00:17,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:00:17,959 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:00:17,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:00:17,960 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:00:17,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:00:17,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:00:17,961 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 21:00:17,961 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 21:00:17,961 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 21:00:17,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:00:17,962 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 21:00:17,962 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 21:00:17,962 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 21:00:17,962 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:00:17,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:00:17,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:00:17,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:00:17,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:00:17,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:00:17,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:00:17,964 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 21:00:17,965 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 21:00:17,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 21:00:17,965 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_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-11-02 21:00:18,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:00:18,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:00:18,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:00:18,417 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:00:18,418 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:00:18,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-02 21:00:18,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/1aa15d3b8/0a25309b1ca143d1b9dbce00555c8818/FLAGc9f239170 [2022-11-02 21:00:19,385 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:00:19,386 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-02 21:00:19,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/1aa15d3b8/0a25309b1ca143d1b9dbce00555c8818/FLAGc9f239170 [2022-11-02 21:00:19,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae0c00a2-a7a7-4388-ba6a-5a7139767040/bin/uautomizer-Dbtcem3rbc/data/1aa15d3b8/0a25309b1ca143d1b9dbce00555c8818 [2022-11-02 21:00:19,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:00:19,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:00:19,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:00:19,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:00:19,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:00:19,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:19" (1/1) ... [2022-11-02 21:00:19,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c138c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:19, skipping insertion in model container [2022-11-02 21:00:19,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:00:19" (1/1) ... [2022-11-02 21:00:19,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:00:20,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:00:21,661 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-02 21:00:21,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ea76bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:00:21, skipping insertion in model container [2022-11-02 21:00:21,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:00:21,664 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 21:00:21,667 INFO L158 Benchmark]: Toolchain (without parser) took 1736.02ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 33.4MB in the beginning and 50.4MB in the end (delta: -17.0MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-11-02 21:00:21,669 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:00:21,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1732.09ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 33.2MB in the beginning and 50.4MB in the end (delta: -17.2MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-11-02 21:00:21,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1732.09ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 33.2MB in the beginning and 50.4MB in the end (delta: -17.2MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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