./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/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_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg --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 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/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_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg --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 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:47:24,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:47:24,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:47:24,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:47:24,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:47:24,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:47:24,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:47:24,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:47:24,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:47:24,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:47:24,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:47:24,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:47:24,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:47:24,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:47:24,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:47:24,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:47:24,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:47:24,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:47:24,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:47:24,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:47:24,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:47:24,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:47:24,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:47:24,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:47:24,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:47:24,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:47:24,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:47:24,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:47:24,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:47:24,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:47:24,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:47:24,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:47:24,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:47:24,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:47:24,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:47:24,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:47:24,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:47:24,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:47:24,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:47:24,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:47:24,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:47:24,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 08:47:24,928 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:47:24,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:47:24,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:47:24,932 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:47:24,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:47:24,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:47:24,940 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:47:24,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:47:24,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:47:24,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:47:24,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:47:24,942 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:47:24,942 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:47:24,943 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:47:24,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:47:24,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:47:24,944 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:47:24,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:47:24,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:47:24,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:47:24,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:47:24,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:47:24,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:47:24,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:47:24,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:47:24,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:47:24,947 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_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-10-28 08:47:25,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:47:25,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:47:25,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:47:25,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:47:25,243 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:47:25,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-28 08:47:25,312 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/64695b786/2bf9b77dce844a4ab40377d8151172b8/FLAGe5f662f5f [2021-10-28 08:47:26,012 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:47:26,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-28 08:47:26,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/64695b786/2bf9b77dce844a4ab40377d8151172b8/FLAGe5f662f5f [2021-10-28 08:47:26,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/64695b786/2bf9b77dce844a4ab40377d8151172b8 [2021-10-28 08:47:26,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:47:26,173 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:47:26,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:47:26,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:47:26,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:47:26,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:47:26" (1/1) ... [2021-10-28 08:47:26,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3877eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:47:26, skipping insertion in model container [2021-10-28 08:47:26,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:47:26" (1/1) ... [2021-10-28 08:47:26,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:47:26,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:47:27,768 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-28 08:47:27,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@564dd935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:47:27, skipping insertion in model container [2021-10-28 08:47:27,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:47:27,770 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:47:27,773 INFO L168 Benchmark]: Toolchain (without parser) took 1598.73 ms. Allocated memory is still 104.9 MB. Free memory was 80.8 MB in the beginning and 60.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:27,775 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:47:27,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1594.32 ms. Allocated memory is still 104.9 MB. Free memory was 80.8 MB in the beginning and 60.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:27,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1594.32 ms. Allocated memory is still 104.9 MB. Free memory was 80.8 MB in the beginning and 60.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:47:30,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:47:30,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:47:30,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:47:30,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:47:30,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:47:30,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:47:30,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:47:30,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:47:30,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:47:30,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:47:30,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:47:30,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:47:30,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:47:30,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:47:30,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:47:30,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:47:30,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:47:30,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:47:30,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:47:30,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:47:30,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:47:30,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:47:30,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:47:30,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:47:30,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:47:30,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:47:30,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:47:30,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:47:30,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:47:30,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:47:30,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:47:30,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:47:30,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:47:30,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:47:30,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:47:30,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:47:30,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:47:30,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:47:30,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:47:30,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:47:30,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 08:47:30,613 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:47:30,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:47:30,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:47:30,614 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:47:30,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:47:30,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:47:30,618 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:47:30,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:47:30,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:47:30,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:47:30,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:47:30,620 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:47:30,621 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:47:30,621 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:47:30,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:47:30,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:47:30,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 08:47:30,622 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 08:47:30,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:47:30,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:47:30,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:47:30,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:47:30,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:47:30,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:47:30,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:47:30,625 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 08:47:30,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 08:47:30,626 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:47:30,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 08:47:30,626 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_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-10-28 08:47:30,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:47:31,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:47:31,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:47:31,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:47:31,026 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:47:31,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-28 08:47:31,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/392326e9e/16ca33e07df24c249b7b9292e843a7a0/FLAGb96796770 [2021-10-28 08:47:32,051 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:47:32,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-10-28 08:47:32,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/392326e9e/16ca33e07df24c249b7b9292e843a7a0/FLAGb96796770 [2021-10-28 08:47:32,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b13a95-6078-417a-871d-8df6147959d0/bin/uautomizer-UnR33cPsHg/data/392326e9e/16ca33e07df24c249b7b9292e843a7a0 [2021-10-28 08:47:32,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:47:32,576 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:47:32,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:47:32,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:47:32,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:47:32,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:47:32" (1/1) ... [2021-10-28 08:47:32,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21388f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:47:32, skipping insertion in model container [2021-10-28 08:47:32,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:47:32" (1/1) ... [2021-10-28 08:47:32,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:47:32,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:47:34,584 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-28 08:47:34,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@748a7c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:47:34, skipping insertion in model container [2021-10-28 08:47:34,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:47:34,586 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:47:34,589 INFO L168 Benchmark]: Toolchain (without parser) took 2011.84 ms. Allocated memory is still 62.9 MB. Free memory was 36.3 MB in the beginning and 26.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:34,590 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 62.9 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:47:34,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2005.32 ms. Allocated memory is still 62.9 MB. Free memory was 36.1 MB in the beginning and 26.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:34,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 62.9 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2005.32 ms. Allocated memory is still 62.9 MB. Free memory was 36.1 MB in the beginning and 26.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * 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...