./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF --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 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:40:03,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:40:03,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:40:03,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:40:03,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:40:03,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:40:03,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:40:03,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:40:03,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:40:03,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:40:03,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:40:03,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:40:03,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:40:03,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:40:03,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:40:03,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:40:03,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:40:03,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:40:03,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:40:03,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:40:03,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:40:03,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:40:03,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:40:03,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:40:03,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:40:03,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:40:03,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:40:03,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:40:03,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:40:03,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:40:03,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:40:03,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:40:03,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:40:03,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:40:03,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:40:03,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:40:03,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:40:03,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:40:03,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:40:03,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:40:03,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:40:03,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 06:40:03,672 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:40:03,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:40:03,672 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:40:03,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:40:03,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:40:03,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:40:03,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:40:03,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:40:03,675 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:40:03,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:40:03,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:40:03,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:40:03,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:40:03,676 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:40:03,677 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:40:03,677 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:40:03,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:40:03,677 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:40:03,677 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:40:03,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:40:03,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:40:03,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:40:03,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:40:03,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:40:03,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:40:03,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:40:03,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:40:03,679 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:40:03,679 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_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2021-11-20 06:40:04,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:40:04,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:40:04,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:40:04,032 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:40:04,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:40:04,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-11-20 06:40:04,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/a7405b397/d4f4961e47884b6e85b746a428997c54/FLAG81ec5b9fd [2021-11-20 06:40:04,929 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:40:04,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-11-20 06:40:04,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/a7405b397/d4f4961e47884b6e85b746a428997c54/FLAG81ec5b9fd [2021-11-20 06:40:05,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/a7405b397/d4f4961e47884b6e85b746a428997c54 [2021-11-20 06:40:05,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:40:05,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:40:05,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:40:05,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:40:05,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:40:05,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:40:05" (1/1) ... [2021-11-20 06:40:05,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189b8d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:05, skipping insertion in model container [2021-11-20 06:40:05,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:40:05" (1/1) ... [2021-11-20 06:40:05,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:40:05,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:40:06,185 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-20 06:40:06,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60cc7993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:06, skipping insertion in model container [2021-11-20 06:40:06,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:40:06,186 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:40:06,188 INFO L158 Benchmark]: Toolchain (without parser) took 1156.31ms. Allocated memory is still 102.8MB. Free memory was 64.4MB in the beginning and 68.3MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 06:40:06,189 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 48.7MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:40:06,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1151.60ms. Allocated memory is still 102.8MB. Free memory was 64.2MB in the beginning and 68.7MB in the end (delta: -4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 06:40:06,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 48.7MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1151.60ms. Allocated memory is still 102.8MB. Free memory was 64.2MB in the beginning and 68.7MB in the end (delta: -4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF --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 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:40:08,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:40:08,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:40:08,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:40:08,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:40:08,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:40:08,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:40:08,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:40:08,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:40:08,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:40:08,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:40:08,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:40:08,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:40:08,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:40:08,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:40:08,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:40:08,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:40:08,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:40:08,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:40:08,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:40:08,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:40:08,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:40:08,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:40:08,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:40:08,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:40:08,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:40:08,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:40:08,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:40:08,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:40:08,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:40:08,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:40:08,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:40:08,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:40:08,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:40:08,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:40:08,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:40:08,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:40:08,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:40:08,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:40:08,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:40:08,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:40:08,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 06:40:08,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:40:08,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:40:08,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:40:08,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:40:08,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:40:08,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:40:08,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:40:08,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:40:08,517 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:40:08,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:40:08,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:40:08,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:40:08,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:40:08,519 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:40:08,519 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:40:08,519 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:40:08,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:40:08,520 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:40:08,520 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:40:08,520 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:40:08,520 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:40:08,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:40:08,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:40:08,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:40:08,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:40:08,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:40:08,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:40:08,522 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:40:08,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:40:08,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:40:08,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:40:08,523 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_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2021-11-20 06:40:08,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:40:08,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:40:08,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:40:08,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:40:08,938 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:40:08,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-11-20 06:40:09,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/285cf1760/5256f640d91245d7a950c7631752f23b/FLAG47221da46 [2021-11-20 06:40:09,790 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:40:09,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-11-20 06:40:09,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/285cf1760/5256f640d91245d7a950c7631752f23b/FLAG47221da46 [2021-11-20 06:40:09,957 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4b2ccb-80b8-487b-aa4a-ef67cc6064da/bin/uautomizer-DQz5hQGWxF/data/285cf1760/5256f640d91245d7a950c7631752f23b [2021-11-20 06:40:09,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:40:09,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:40:09,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:40:09,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:40:09,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:40:09,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:40:09" (1/1) ... [2021-11-20 06:40:09,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657c9900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:09, skipping insertion in model container [2021-11-20 06:40:09,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:40:09" (1/1) ... [2021-11-20 06:40:09,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:40:10,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:40:11,148 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-20 06:40:11,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f5b69b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:11, skipping insertion in model container [2021-11-20 06:40:11,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:40:11,149 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:40:11,151 INFO L158 Benchmark]: Toolchain (without parser) took 1188.62ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 54.8MB in the end (delta: -16.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-20 06:40:11,152 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:40:11,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1186.44ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.6MB in the beginning and 54.8MB in the end (delta: -16.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-20 06:40:11,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1186.44ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.6MB in the beginning and 54.8MB in the end (delta: -16.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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