./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 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/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_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G --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 0.2.1-dev-7e70bad [2021-11-23 12:35:47,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:35:47,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:35:47,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:35:47,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:35:47,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:35:47,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:35:47,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:35:47,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:35:47,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:35:47,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:35:48,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:35:48,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:35:48,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:35:48,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:35:48,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:35:48,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:35:48,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:35:48,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:35:48,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:35:48,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:35:48,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:35:48,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:35:48,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:35:48,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:35:48,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:35:48,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:35:48,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:35:48,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:35:48,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:35:48,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:35:48,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:35:48,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:35:48,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:35:48,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:35:48,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:35:48,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:35:48,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:35:48,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:35:48,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:35:48,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:35:48,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-23 12:35:48,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:35:48,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:35:48,139 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:35:48,139 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:35:48,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:35:48,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:35:48,149 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:35:48,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:35:48,150 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 12:35:48,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 12:35:48,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:35:48,152 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 12:35:48,153 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 12:35:48,153 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 12:35:48,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 12:35:48,153 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 12:35:48,154 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:35:48,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:35:48,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:35:48,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 12:35:48,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 12:35:48,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:35:48,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 12:35:48,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 12:35:48,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 12:35:48,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:35:48,156 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_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-23 12:35:48,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:35:48,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:35:48,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:35:48,558 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:35:48,559 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:35:48,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 12:35:48,653 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/8b6e18c8e/510e572b81894c16914d2634b52eda41/FLAGc5ddbfc58 [2021-11-23 12:35:49,388 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:35:49,390 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 12:35:49,439 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/8b6e18c8e/510e572b81894c16914d2634b52eda41/FLAGc5ddbfc58 [2021-11-23 12:35:49,520 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/8b6e18c8e/510e572b81894c16914d2634b52eda41 [2021-11-23 12:35:49,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:35:49,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:35:49,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:35:49,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:35:49,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:35:49,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:49" (1/1) ... [2021-11-23 12:35:49,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@531d9223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:49, skipping insertion in model container [2021-11-23 12:35:49,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:49" (1/1) ... [2021-11-23 12:35:49,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:35:49,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:35:50,916 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 12:35:50,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bfcd697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:50, skipping insertion in model container [2021-11-23 12:35:50,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:35:50,918 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 12:35:50,921 INFO L158 Benchmark]: Toolchain (without parser) took 1392.90ms. Allocated memory is still 94.4MB. Free memory was 68.4MB in the beginning and 54.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 12:35:50,922 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 94.4MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:35:50,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1387.29ms. Allocated memory is still 94.4MB. Free memory was 68.2MB in the beginning and 54.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 12:35:50,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 94.4MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1387.29ms. Allocated memory is still 94.4MB. Free memory was 68.2MB in the beginning and 54.6MB in the end (delta: 13.6MB). 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_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/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_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G --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 0.2.1-dev-7e70bad [2021-11-23 12:35:53,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:35:53,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:35:53,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:35:53,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:35:53,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:35:53,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:35:53,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:35:53,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:35:53,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:35:53,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:35:53,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:35:53,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:35:53,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:35:53,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:35:53,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:35:53,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:35:53,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:35:53,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:35:53,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:35:53,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:35:53,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:35:53,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:35:53,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:35:53,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:35:53,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:35:53,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:35:53,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:35:53,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:35:53,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:35:53,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:35:53,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:35:53,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:35:53,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:35:53,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:35:53,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:35:53,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:35:53,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:35:53,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:35:53,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:35:53,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:35:53,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-23 12:35:53,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:35:53,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:35:53,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:35:53,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:35:53,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:35:53,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:35:53,671 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:35:53,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:35:53,672 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 12:35:53,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 12:35:53,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:35:53,674 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 12:35:53,674 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 12:35:53,674 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 12:35:53,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 12:35:53,675 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 12:35:53,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 12:35:53,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 12:35:53,676 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:35:53,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:35:53,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:35:53,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 12:35:53,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 12:35:53,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:35:53,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 12:35:53,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-23 12:35:53,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 12:35:53,679 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:35:53,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 12:35:53,680 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_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-23 12:35:54,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:35:54,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:35:54,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:35:54,230 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:35:54,233 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:35:54,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 12:35:54,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/36a36d7b0/1f3de8a8da7b4075ab71814891bac5d5/FLAG577f8a16a [2021-11-23 12:35:55,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:35:55,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 12:35:55,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/36a36d7b0/1f3de8a8da7b4075ab71814891bac5d5/FLAG577f8a16a [2021-11-23 12:35:55,233 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bcad460-c157-4737-9ddc-c125b112030f/bin/uautomizer-wIGwrQj20G/data/36a36d7b0/1f3de8a8da7b4075ab71814891bac5d5 [2021-11-23 12:35:55,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:35:55,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:35:55,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:35:55,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:35:55,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:35:55,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:55" (1/1) ... [2021-11-23 12:35:55,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a1bb93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:55, skipping insertion in model container [2021-11-23 12:35:55,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:55" (1/1) ... [2021-11-23 12:35:55,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:35:55,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:35:56,764 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 12:35:56,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d6c09c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:56, skipping insertion in model container [2021-11-23 12:35:56,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:35:56,765 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 12:35:56,767 INFO L158 Benchmark]: Toolchain (without parser) took 1527.06ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 41.4MB in the end (delta: 5.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-11-23 12:35:56,767 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:35:56,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1522.40ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 41.4MB in the end (delta: 5.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-11-23 12:35:56,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1522.40ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 41.4MB in the end (delta: 5.5MB). Peak memory consumption was 14.9MB. 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