./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:45:44,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:45:44,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:45:44,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:45:44,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:45:44,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:45:44,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:45:44,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:45:44,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:45:44,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:45:44,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:45:44,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:45:44,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:45:44,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:45:44,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:45:44,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:45:44,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:45:44,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:45:44,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:45:44,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:45:44,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:45:44,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:45:44,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:45:44,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:45:44,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:45:44,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:45:44,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:45:44,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:45:44,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:45:44,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:45:44,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:45:44,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:45:44,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:45:44,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:45:44,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:45:44,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:45:44,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:45:44,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:45:44,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:45:44,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:45:44,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:45:44,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-06 20:45:44,982 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:45:44,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:45:44,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:45:44,983 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:45:44,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:45:44,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:45:44,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:45:44,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:45:44,984 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:45:44,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:45:44,984 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 20:45:44,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:45:44,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:45:44,985 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-06 20:45:44,985 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-06 20:45:44,985 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-06 20:45:44,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:45:44,985 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 20:45:44,985 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:45:44,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:45:44,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 20:45:44,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:45:44,987 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_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-12-06 20:45:45,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:45:45,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:45:45,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:45:45,180 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:45:45,181 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:45:45,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-12-06 20:45:45,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/0a3acb3ac/56f22d095813478f9e6413cba1611c79/FLAGa05aa9016 [2021-12-06 20:45:45,697 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:45:45,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-12-06 20:45:45,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/0a3acb3ac/56f22d095813478f9e6413cba1611c79/FLAGa05aa9016 [2021-12-06 20:45:45,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/0a3acb3ac/56f22d095813478f9e6413cba1611c79 [2021-12-06 20:45:45,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:45:45,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:45:45,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:45:45,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:45:45,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:45:45,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:45:45" (1/1) ... [2021-12-06 20:45:45,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3dc45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:45:45, skipping insertion in model container [2021-12-06 20:45:45,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:45:45" (1/1) ... [2021-12-06 20:45:45,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:45:45,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:45:46,523 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-06 20:45:46,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cf5cdea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:45:46, skipping insertion in model container [2021-12-06 20:45:46,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:45:46,524 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 20:45:46,525 INFO L158 Benchmark]: Toolchain (without parser) took 795.53ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 61.5MB in the end (delta: 1.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 20:45:46,526 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:45:46,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.37ms. Allocated memory is still 100.7MB. Free memory was 62.5MB in the beginning and 61.5MB in the end (delta: 994.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 20:45:46,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.37ms. Allocated memory is still 100.7MB. Free memory was 62.5MB in the beginning and 61.5MB in the end (delta: 994.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:45:47,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:45:47,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:45:47,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:45:47,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:45:47,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:45:47,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:45:47,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:45:47,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:45:47,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:45:47,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:45:47,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:45:47,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:45:47,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:45:47,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:45:47,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:45:47,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:45:47,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:45:47,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:45:47,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:45:47,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:45:47,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:45:47,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:45:47,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:45:47,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:45:47,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:45:47,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:45:47,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:45:47,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:45:47,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:45:47,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:45:47,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:45:47,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:45:47,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:45:47,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:45:47,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:45:47,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:45:47,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:45:47,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:45:47,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:45:47,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:45:47,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-06 20:45:47,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:45:47,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:45:47,974 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:45:47,974 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:45:47,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:45:47,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:45:47,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:45:47,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:45:47,976 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:45:47,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:45:47,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 20:45:47,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:45:47,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:45:47,976 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-06 20:45:47,976 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:45:47,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:45:47,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:45:47,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:45:47,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:45:47,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:45:47,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:45:47,978 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 20:45:47,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 20:45:47,978 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:45:47,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 20:45:47,979 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_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-12-06 20:45:48,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:45:48,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:45:48,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:45:48,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:45:48,224 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:45:48,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-12-06 20:45:48,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/83a472ebd/aa6392c3a2ef4aab96e7e5f7d970b0c5/FLAG63ff3656d [2021-12-06 20:45:48,813 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:45:48,813 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-12-06 20:45:48,832 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/83a472ebd/aa6392c3a2ef4aab96e7e5f7d970b0c5/FLAG63ff3656d [2021-12-06 20:45:49,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf3cead4-dd27-470e-bf31-470dcc5ab26d/bin/uautomizer-DrprNOufMa/data/83a472ebd/aa6392c3a2ef4aab96e7e5f7d970b0c5 [2021-12-06 20:45:49,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:45:49,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:45:49,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:45:49,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:45:49,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:45:49,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:45:49" (1/1) ... [2021-12-06 20:45:49,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc7a212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:45:49, skipping insertion in model container [2021-12-06 20:45:49,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:45:49" (1/1) ... [2021-12-06 20:45:49,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:45:49,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:45:50,098 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-06 20:45:50,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49ffb8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:45:50, skipping insertion in model container [2021-12-06 20:45:50,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:45:50,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 20:45:50,101 INFO L158 Benchmark]: Toolchain (without parser) took 791.20ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 36.1MB in the beginning and 41.0MB in the end (delta: -5.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 20:45:50,101 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:45:50,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.34ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 35.8MB in the beginning and 41.0MB in the end (delta: -5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 20:45:50,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.34ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 35.8MB in the beginning and 41.0MB in the end (delta: -5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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