./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro --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 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 21:02:08,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:02:08,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:02:08,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:02:08,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:02:08,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:02:08,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:02:08,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:02:08,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:02:08,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:02:08,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:02:08,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:02:08,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:02:08,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:02:08,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:02:08,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:02:08,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:02:08,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:02:08,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:02:08,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:02:08,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:02:08,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:02:08,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:02:08,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:02:08,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:02:08,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:02:08,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:02:08,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:02:08,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:02:08,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:02:08,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:02:08,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:02:08,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:02:08,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:02:08,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:02:08,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:02:08,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:02:08,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:02:08,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:02:08,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:02:08,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:02:08,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 21:02:08,679 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:02:08,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:02:08,680 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:02:08,680 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:02:08,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:02:08,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:02:08,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:02:08,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:02:08,683 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:02:08,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:02:08,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 21:02:08,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:02:08,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:02:08,685 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 21:02:08,686 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 21:02:08,686 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 21:02:08,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:02:08,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 21:02:08,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:02:08,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:02:08,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:02:08,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:02:08,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:02:08,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:02:08,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:02:08,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:02:08,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:02:08,690 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_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-18 21:02:08,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:02:09,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:02:09,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:02:09,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:02:09,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:02:09,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-18 21:02:09,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/ed6bf9e39/1b50c411e7f9426ea0209ca3a07b7227/FLAGa48999217 [2022-11-18 21:02:09,857 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:02:09,858 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-18 21:02:09,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/ed6bf9e39/1b50c411e7f9426ea0209ca3a07b7227/FLAGa48999217 [2022-11-18 21:02:10,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/ed6bf9e39/1b50c411e7f9426ea0209ca3a07b7227 [2022-11-18 21:02:10,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:02:10,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:02:10,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:10,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:02:10,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:02:10,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:10" (1/1) ... [2022-11-18 21:02:10,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b68fd8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:10, skipping insertion in model container [2022-11-18 21:02:10,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:10" (1/1) ... [2022-11-18 21:02:10,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:02:10,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:02:11,491 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 [2022-11-18 21:02:11,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24b8818a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11, skipping insertion in model container [2022-11-18 21:02:11,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:11,493 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 21:02:11,495 INFO L158 Benchmark]: Toolchain (without parser) took 1453.16ms. Allocated memory is still 111.1MB. Free memory was 69.6MB in the beginning and 72.8MB in the end (delta: -3.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-18 21:02:11,497 INFO L158 Benchmark]: CDTParser took 2.05ms. Allocated memory is still 111.1MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 21:02:11,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1448.36ms. Allocated memory is still 111.1MB. Free memory was 69.4MB in the beginning and 72.8MB in the end (delta: -3.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-18 21:02:11,502 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05ms. Allocated memory is still 111.1MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1448.36ms. Allocated memory is still 111.1MB. Free memory was 69.4MB in the beginning and 72.8MB in the end (delta: -3.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro --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 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 21:02:14,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:02:14,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:02:14,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:02:14,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:02:14,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:02:14,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:02:14,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:02:14,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:02:14,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:02:14,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:02:14,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:02:14,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:02:14,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:02:14,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:02:14,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:02:14,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:02:14,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:02:14,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:02:14,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:02:14,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:02:14,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:02:14,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:02:14,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:02:14,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:02:14,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:02:14,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:02:14,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:02:14,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:02:14,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:02:14,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:02:14,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:02:14,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:02:14,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:02:14,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:02:14,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:02:14,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:02:14,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:02:14,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:02:14,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:02:14,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:02:14,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 21:02:14,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:02:14,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:02:14,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:02:14,293 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:02:14,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:02:14,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:02:14,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:02:14,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:02:14,297 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:02:14,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:02:14,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 21:02:14,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:02:14,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:02:14,299 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 21:02:14,300 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 21:02:14,300 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 21:02:14,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:02:14,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 21:02:14,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 21:02:14,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 21:02:14,301 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:02:14,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:02:14,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:02:14,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:02:14,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:02:14,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:02:14,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:02:14,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 21:02:14,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 21:02:14,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 21:02:14,304 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_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-18 21:02:14,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:02:14,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:02:14,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:02:14,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:02:14,747 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:02:14,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-18 21:02:14,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/d08a41cae/bb8f97ae2a6c41ec91fbf0d810e29837/FLAGfa8df5db0 [2022-11-18 21:02:15,651 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:02:15,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-18 21:02:15,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/d08a41cae/bb8f97ae2a6c41ec91fbf0d810e29837/FLAGfa8df5db0 [2022-11-18 21:02:15,801 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7829960b-998b-4d22-a0c6-fbb1b3f13c82/bin/uautomizer-TMbwUNV5ro/data/d08a41cae/bb8f97ae2a6c41ec91fbf0d810e29837 [2022-11-18 21:02:15,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:02:15,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:02:15,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:15,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:02:15,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:02:15,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:15" (1/1) ... [2022-11-18 21:02:15,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d278e3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:15, skipping insertion in model container [2022-11-18 21:02:15,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:15" (1/1) ... [2022-11-18 21:02:15,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:02:15,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:02:17,370 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 [2022-11-18 21:02:17,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a59ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:17, skipping insertion in model container [2022-11-18 21:02:17,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:17,372 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 21:02:17,374 INFO L158 Benchmark]: Toolchain (without parser) took 1564.87ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 43.5MB in the end (delta: 10.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-18 21:02:17,375 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 21:02:17,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1558.37ms. Allocated memory is still 75.5MB. Free memory was 53.5MB in the beginning and 43.8MB in the end (delta: 9.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-18 21:02:17,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1558.37ms. Allocated memory is still 75.5MB. Free memory was 53.5MB in the beginning and 43.8MB in the end (delta: 9.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: 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