./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/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_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 18:23:09,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:23:09,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:23:09,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:23:09,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:23:09,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:23:09,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:23:09,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:23:09,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:23:09,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:23:09,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:23:09,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:23:09,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:23:09,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:23:09,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:23:09,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:23:09,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:23:09,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:23:09,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:23:09,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:23:09,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:23:09,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:23:09,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:23:09,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:23:09,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:23:09,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:23:09,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:23:09,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:23:09,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:23:09,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:23:09,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:23:09,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:23:09,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:23:09,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:23:09,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:23:09,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:23:09,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:23:09,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:23:09,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:23:09,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:23:09,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:23:09,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-13 18:23:09,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:23:09,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:23:09,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:23:09,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:23:09,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:23:09,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:23:09,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:23:09,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:23:09,267 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:23:09,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:23:09,269 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:23:09,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:23:09,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:23:09,269 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 18:23:09,270 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 18:23:09,270 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 18:23:09,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:23:09,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 18:23:09,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:23:09,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:23:09,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:23:09,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:23:09,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:23:09,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:23:09,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:23:09,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:23:09,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:23:09,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:23:09,273 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_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-13 18:23:09,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:23:09,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:23:09,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:23:09,636 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:23:09,637 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:23:09,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-13 18:23:09,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/bc0095d1e/1d51fe32de4e4daa82c34e12ce913c35/FLAG841c4746f [2021-11-13 18:23:10,459 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:23:10,461 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-13 18:23:10,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/bc0095d1e/1d51fe32de4e4daa82c34e12ce913c35/FLAG841c4746f [2021-11-13 18:23:10,550 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/bc0095d1e/1d51fe32de4e4daa82c34e12ce913c35 [2021-11-13 18:23:10,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:23:10,554 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 18:23:10,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:23:10,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:23:10,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:23:10,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:23:10" (1/1) ... [2021-11-13 18:23:10,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29c5613f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:10, skipping insertion in model container [2021-11-13 18:23:10,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:23:10" (1/1) ... [2021-11-13 18:23:10,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:23:10,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:23:11,823 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-13 18:23:11,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fea8bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:11, skipping insertion in model container [2021-11-13 18:23:11,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:23:11,825 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-13 18:23:11,828 INFO L158 Benchmark]: Toolchain (without parser) took 1272.74ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 40.3MB in the beginning and 72.2MB in the end (delta: -31.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-13 18:23:11,830 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:23:11,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1268.75ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 40.1MB in the beginning and 72.3MB in the end (delta: -32.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-13 18:23:11,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1268.75ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 40.1MB in the beginning and 72.3MB in the end (delta: -32.2MB). Peak memory consumption was 9.7MB. 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_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/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_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 18:23:14,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:23:14,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:23:14,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:23:14,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:23:14,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:23:14,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:23:14,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:23:14,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:23:14,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:23:14,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:23:14,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:23:14,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:23:14,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:23:14,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:23:14,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:23:14,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:23:14,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:23:14,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:23:14,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:23:14,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:23:14,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:23:14,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:23:14,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:23:14,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:23:14,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:23:14,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:23:14,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:23:14,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:23:14,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:23:14,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:23:14,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:23:14,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:23:14,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:23:14,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:23:14,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:23:14,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:23:14,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:23:14,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:23:14,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:23:14,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:23:14,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-13 18:23:14,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:23:14,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:23:14,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:23:14,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:23:14,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:23:14,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:23:14,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:23:14,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:23:14,443 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:23:14,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:23:14,444 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:23:14,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:23:14,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:23:14,445 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 18:23:14,445 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 18:23:14,445 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 18:23:14,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:23:14,446 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 18:23:14,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:23:14,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:23:14,446 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:23:14,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:23:14,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:23:14,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:23:14,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:23:14,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:23:14,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:23:14,448 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:23:14,448 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:23:14,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:23:14,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:23:14,449 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_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-13 18:23:14,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:23:14,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:23:14,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:23:14,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:23:14,853 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:23:14,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-13 18:23:14,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/987329c6c/0be82764583d4d488e189616d81439ef/FLAGf4f11e160 [2021-11-13 18:23:15,828 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:23:15,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-13 18:23:15,868 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/987329c6c/0be82764583d4d488e189616d81439ef/FLAGf4f11e160 [2021-11-13 18:23:15,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12472f6a-718f-4e31-b20e-4cab7dccd3af/bin/uautomizer-YU5uOKAj3y/data/987329c6c/0be82764583d4d488e189616d81439ef [2021-11-13 18:23:15,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:23:15,916 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 18:23:15,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:23:15,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:23:15,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:23:15,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:23:15" (1/1) ... [2021-11-13 18:23:15,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3852c090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:15, skipping insertion in model container [2021-11-13 18:23:15,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:23:15" (1/1) ... [2021-11-13 18:23:15,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:23:16,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:23:17,194 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-13 18:23:17,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25da884d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:23:17, skipping insertion in model container [2021-11-13 18:23:17,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:23:17,196 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-13 18:23:17,198 INFO L158 Benchmark]: Toolchain (without parser) took 1280.18ms. Allocated memory is still 58.7MB. Free memory was 32.8MB in the beginning and 28.4MB in the end (delta: 4.4MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-13 18:23:17,198 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:23:17,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1277.71ms. Allocated memory is still 58.7MB. Free memory was 32.6MB in the beginning and 28.4MB in the end (delta: 4.2MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-13 18:23:17,201 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1277.71ms. Allocated memory is still 58.7MB. Free memory was 32.6MB in the beginning and 28.4MB in the end (delta: 4.2MB). Peak memory consumption was 9.2MB. 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