./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0 --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:13:22,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:13:22,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:13:22,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:13:22,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:13:22,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:13:22,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:13:22,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:13:22,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:13:22,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:13:22,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:13:22,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:13:22,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:13:22,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:13:22,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:13:22,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:13:22,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:13:22,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:13:22,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:13:22,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:13:22,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:13:22,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:13:22,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:13:22,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:13:22,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:13:22,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:13:22,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:13:22,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:13:22,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:13:22,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:13:22,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:13:22,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:13:22,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:13:22,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:13:22,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:13:22,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:13:22,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:13:22,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:13:22,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:13:22,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:13:22,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:13:22,694 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-22 15:13:22,733 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:13:22,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:13:22,734 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:13:22,734 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:13:22,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:13:22,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:13:22,742 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:13:22,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:13:22,743 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:13:22,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:13:22,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:13:22,744 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 15:13:22,745 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 15:13:22,745 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 15:13:22,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:13:22,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:13:22,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:13:22,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:13:22,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:13:22,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:13:22,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:13:22,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:13:22,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:13:22,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:13:22,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:13:22,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:13:22,748 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_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-11-22 15:13:23,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:13:23,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:13:23,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:13:23,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:13:23,056 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:13:23,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-22 15:13:23,152 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/844a14c79/07fe97e15f0e42a397f4b4d9ce3b7285/FLAG0d34f12a6 [2021-11-22 15:13:23,996 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:13:23,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-22 15:13:24,054 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/844a14c79/07fe97e15f0e42a397f4b4d9ce3b7285/FLAG0d34f12a6 [2021-11-22 15:13:24,505 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/844a14c79/07fe97e15f0e42a397f4b4d9ce3b7285 [2021-11-22 15:13:24,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:13:24,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:13:24,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:13:24,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:13:24,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:13:24,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:13:24" (1/1) ... [2021-11-22 15:13:24,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ba4728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:13:24, skipping insertion in model container [2021-11-22 15:13:24,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:13:24" (1/1) ... [2021-11-22 15:13:24,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:13:24,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:13:26,547 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-11-22 15:13:26,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@95c3b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:13:26, skipping insertion in model container [2021-11-22 15:13:26,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:13:26,549 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 15:13:26,552 INFO L158 Benchmark]: Toolchain (without parser) took 2040.64ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 47.2MB in the beginning and 55.7MB in the end (delta: -8.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-22 15:13:26,554 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 90.2MB. Free memory was 63.6MB in the beginning and 63.6MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:13:26,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2037.36ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 47.0MB in the beginning and 55.7MB in the end (delta: -8.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-22 15:13:26,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 90.2MB. Free memory was 63.6MB in the beginning and 63.6MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2037.36ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 47.0MB in the beginning and 55.7MB in the end (delta: -8.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0 --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:13:28,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:13:28,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:13:28,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:13:28,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:13:28,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:13:28,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:13:28,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:13:28,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:13:28,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:13:28,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:13:28,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:13:28,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:13:28,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:13:28,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:13:28,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:13:28,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:13:28,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:13:28,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:13:28,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:13:28,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:13:28,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:13:28,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:13:28,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:13:29,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:13:29,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:13:29,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:13:29,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:13:29,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:13:29,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:13:29,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:13:29,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:13:29,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:13:29,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:13:29,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:13:29,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:13:29,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:13:29,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:13:29,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:13:29,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:13:29,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:13:29,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-22 15:13:29,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:13:29,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:13:29,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:13:29,098 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:13:29,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:13:29,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:13:29,102 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:13:29,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:13:29,102 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:13:29,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:13:29,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:13:29,104 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 15:13:29,104 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 15:13:29,104 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 15:13:29,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:13:29,105 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:13:29,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 15:13:29,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 15:13:29,106 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:13:29,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:13:29,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:13:29,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:13:29,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:13:29,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:13:29,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:13:29,108 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 15:13:29,108 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 15:13:29,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:13:29,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 15:13:29,109 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_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-11-22 15:13:29,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:13:29,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:13:29,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:13:29,631 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:13:29,632 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:13:29,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-22 15:13:29,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/484aefca7/7d32fad4cf9244058580b523075023b7/FLAGc3151a842 [2021-11-22 15:13:30,578 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:13:30,580 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-22 15:13:30,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/484aefca7/7d32fad4cf9244058580b523075023b7/FLAGc3151a842 [2021-11-22 15:13:31,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a57d9ea-4464-4946-8ad8-8502a5a6f193/bin/uautomizer-w2VwFs6gM0/data/484aefca7/7d32fad4cf9244058580b523075023b7 [2021-11-22 15:13:31,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:13:31,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:13:31,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:13:31,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:13:31,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:13:31,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:13:31" (1/1) ... [2021-11-22 15:13:31,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df56d7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:13:31, skipping insertion in model container [2021-11-22 15:13:31,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:13:31" (1/1) ... [2021-11-22 15:13:31,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:13:31,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:13:33,318 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-11-22 15:13:33,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3855a9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:13:33, skipping insertion in model container [2021-11-22 15:13:33,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:13:33,330 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 15:13:33,332 INFO L158 Benchmark]: Toolchain (without parser) took 2246.34ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.2MB in the beginning and 54.0MB in the end (delta: -17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-22 15:13:33,333 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 62.9MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:13:33,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2243.94ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 35.9MB in the beginning and 54.0MB in the end (delta: -18.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-22 15:13:33,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 62.9MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2243.94ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 35.9MB in the beginning and 54.0MB in the end (delta: -18.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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