./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:22:39,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:22:39,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:22:39,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:22:39,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:22:39,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:22:39,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:22:39,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:22:39,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:22:39,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:22:39,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:22:39,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:22:39,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:22:39,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:22:39,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:22:39,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:22:39,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:22:39,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:22:39,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:22:39,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:22:39,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:22:39,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:22:39,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:22:39,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:22:39,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:22:39,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:22:39,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:22:39,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:22:39,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:22:39,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:22:39,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:22:39,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:22:39,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:22:39,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:22:39,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:22:39,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:22:39,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:22:39,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:22:39,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:22:39,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:22:39,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:22:39,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 06:22:39,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:22:39,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:22:39,692 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:22:39,692 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:22:39,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:22:39,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:22:39,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:22:39,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:22:39,694 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:22:39,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:22:39,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:22:39,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:22:39,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:22:39,696 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:22:39,696 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:22:39,697 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:22:39,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:22:39,697 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:22:39,697 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:22:39,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:22:39,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:22:39,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:22:39,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:22:39,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:22:39,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:22:39,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:22:39,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:22:39,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:22:39,701 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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-11-20 06:22:39,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:22:39,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:22:39,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:22:39,969 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:22:39,970 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:22:39,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-11-20 06:22:40,037 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/803e0e27e/b67e1bebcf0a4b7ba26abc8f9efb84ab/FLAG3be886279 [2021-11-20 06:22:40,755 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:22:40,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-11-20 06:22:40,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/803e0e27e/b67e1bebcf0a4b7ba26abc8f9efb84ab/FLAG3be886279 [2021-11-20 06:22:41,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/803e0e27e/b67e1bebcf0a4b7ba26abc8f9efb84ab [2021-11-20 06:22:41,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:22:41,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:22:41,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:22:41,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:22:41,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:22:41,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:22:41" (1/1) ... [2021-11-20 06:22:41,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6dac39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:41, skipping insertion in model container [2021-11-20 06:22:41,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:22:41" (1/1) ... [2021-11-20 06:22:41,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:22:41,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:22:42,445 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 06:22:42,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cf7ebe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:42, skipping insertion in model container [2021-11-20 06:22:42,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:22:42,446 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:22:42,448 INFO L158 Benchmark]: Toolchain (without parser) took 1382.95ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 63.8MB in the beginning and 64.6MB in the end (delta: -753.7kB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-20 06:22:42,449 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 67.0MB in the beginning and 67.0MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:22:42,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1381.32ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 63.8MB in the beginning and 64.6MB in the end (delta: -753.7kB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-20 06:22:42,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 67.0MB in the beginning and 67.0MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1381.32ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 63.8MB in the beginning and 64.6MB in the end (delta: -753.7kB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:22:44,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:22:44,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:22:44,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:22:44,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:22:44,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:22:44,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:22:44,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:22:44,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:22:44,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:22:44,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:22:44,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:22:44,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:22:44,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:22:44,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:22:44,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:22:44,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:22:44,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:22:44,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:22:44,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:22:44,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:22:44,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:22:44,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:22:44,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:22:44,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:22:44,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:22:44,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:22:44,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:22:44,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:22:44,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:22:44,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:22:44,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:22:44,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:22:44,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:22:44,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:22:44,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:22:44,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:22:44,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:22:44,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:22:44,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:22:44,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:22:44,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 06:22:44,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:22:44,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:22:44,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:22:44,805 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:22:44,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:22:44,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:22:44,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:22:44,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:22:44,808 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:22:44,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:22:44,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:22:44,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:22:44,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:22:44,810 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:22:44,810 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:22:44,810 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:22:44,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:22:44,811 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:22:44,811 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:22:44,811 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:22:44,812 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:22:44,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:22:44,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:22:44,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:22:44,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:22:44,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:22:44,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:22:44,814 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:22:44,814 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:22:44,814 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:22:44,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:22:44,815 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_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-11-20 06:22:45,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:22:45,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:22:45,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:22:45,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:22:45,221 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:22:45,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-11-20 06:22:45,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/bc5d8d317/6826a4946c844d4c84f082dd26e54239/FLAG270f00a9b [2021-11-20 06:22:46,116 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:22:46,116 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-11-20 06:22:46,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/bc5d8d317/6826a4946c844d4c84f082dd26e54239/FLAG270f00a9b [2021-11-20 06:22:46,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba2eda4-52ec-4c3c-b3e6-0893a51e2767/bin/uautomizer-DQz5hQGWxF/data/bc5d8d317/6826a4946c844d4c84f082dd26e54239 [2021-11-20 06:22:46,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:22:46,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:22:46,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:22:46,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:22:46,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:22:46,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:22:46" (1/1) ... [2021-11-20 06:22:46,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9a89c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:46, skipping insertion in model container [2021-11-20 06:22:46,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:22:46" (1/1) ... [2021-11-20 06:22:46,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:22:46,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:22:47,532 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 06:22:47,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74138a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:47, skipping insertion in model container [2021-11-20 06:22:47,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:22:47,533 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:22:47,535 INFO L158 Benchmark]: Toolchain (without parser) took 1311.61ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 36.9MB in the beginning and 45.7MB in the end (delta: -8.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2021-11-20 06:22:47,535 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:22:47,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1307.32ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 36.7MB in the beginning and 45.7MB in the end (delta: -9.1MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2021-11-20 06:22:47,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1307.32ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 36.7MB in the beginning and 45.7MB in the end (delta: -9.1MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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