./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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 18:33:54,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:33:54,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:33:54,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:33:54,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:33:54,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:33:54,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:33:54,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:33:54,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:33:54,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:33:54,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:33:54,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:33:54,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:33:54,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:33:54,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:33:54,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:33:54,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:33:54,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:33:54,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:33:54,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:33:54,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:33:54,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:33:54,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:33:54,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:33:54,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:33:54,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:33:54,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:33:54,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:33:54,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:33:54,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:33:54,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:33:54,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:33:54,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:33:54,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:33:54,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:33:54,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:33:54,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:33:54,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:33:54,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:33:54,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:33:54,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:33:54,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 18:33:54,940 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:33:54,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:33:54,941 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:33:54,941 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:33:54,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:33:54,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:33:54,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:33:54,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:33:54,944 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:33:54,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:33:54,945 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:33:54,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:33:54,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:33:54,946 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:33:54,947 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:33:54,947 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:33:54,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:33:54,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:33:54,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:33:54,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:33:54,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:33:54,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:33:54,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:33:54,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:33:54,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:33:54,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:33:54,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:33:54,951 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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-11-18 18:33:55,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:33:55,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:33:55,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:33:55,356 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:33:55,358 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:33:55,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-18 18:33:55,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/d212f2934/6479820084ac4f82a3ad5073cd13399e/FLAGa1898276a [2022-11-18 18:33:56,105 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:33:56,111 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-18 18:33:56,152 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/d212f2934/6479820084ac4f82a3ad5073cd13399e/FLAGa1898276a [2022-11-18 18:33:56,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/d212f2934/6479820084ac4f82a3ad5073cd13399e [2022-11-18 18:33:56,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:33:56,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:33:56,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:33:56,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:33:56,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:33:56,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:33:56" (1/1) ... [2022-11-18 18:33:56,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6e4ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:56, skipping insertion in model container [2022-11-18 18:33:56,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:33:56" (1/1) ... [2022-11-18 18:33:56,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:33:56,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:33:57,877 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-18 18:33:57,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@669dc867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:33:57, skipping insertion in model container [2022-11-18 18:33:57,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:33:57,878 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:33:57,880 INFO L158 Benchmark]: Toolchain (without parser) took 1574.19ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 62.1MB in the beginning and 103.4MB in the end (delta: -41.3MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-11-18 18:33:57,881 INFO L158 Benchmark]: CDTParser took 9.16ms. Allocated memory is still 104.9MB. Free memory was 83.8MB in the beginning and 83.7MB in the end (delta: 86.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:33:57,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1571.52ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 61.9MB in the beginning and 103.4MB in the end (delta: -41.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-11-18 18:33:57,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 9.16ms. Allocated memory is still 104.9MB. Free memory was 83.8MB in the beginning and 83.7MB in the end (delta: 86.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1571.52ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 61.9MB in the beginning and 103.4MB in the end (delta: -41.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- 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 18:34:00,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:34:00,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:34:00,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:34:00,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:34:00,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:34:00,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:34:00,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:34:00,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:34:00,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:34:00,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:34:00,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:34:00,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:34:00,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:34:00,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:34:00,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:34:00,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:34:00,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:34:00,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:34:00,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:34:00,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:34:00,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:34:00,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:34:00,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:34:00,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:34:00,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:34:00,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:34:00,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:34:00,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:34:00,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:34:00,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:34:00,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:34:00,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:34:00,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:34:00,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:34:00,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:34:00,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:34:00,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:34:00,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:34:00,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:34:00,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:34:00,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 18:34:00,300 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:34:00,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:34:00,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:34:00,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:34:00,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:34:00,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:34:00,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:34:00,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:34:00,303 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:34:00,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:34:00,303 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:34:00,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:34:00,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:34:00,304 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:34:00,304 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:34:00,304 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:34:00,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:34:00,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:34:00,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:34:00,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:34:00,305 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:34:00,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:34:00,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:34:00,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:34:00,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:34:00,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:34:00,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:34:00,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:34:00,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:34:00,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:34:00,308 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_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-11-18 18:34:00,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:34:00,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:34:00,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:34:00,713 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:34:00,714 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:34:00,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-18 18:34:00,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/c8c94c5f0/6a607c9f631e4ec78f3a6546ea044be0/FLAGfb1d3d8e8 [2022-11-18 18:34:01,536 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:34:01,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-18 18:34:01,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/c8c94c5f0/6a607c9f631e4ec78f3a6546ea044be0/FLAGfb1d3d8e8 [2022-11-18 18:34:01,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c0ee21-ffc0-43f4-bc4a-3713c15bb31f/bin/uautomizer-TMbwUNV5ro/data/c8c94c5f0/6a607c9f631e4ec78f3a6546ea044be0 [2022-11-18 18:34:01,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:34:01,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:34:01,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:34:01,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:34:01,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:34:01,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:34:01" (1/1) ... [2022-11-18 18:34:01,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f87184b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:34:01, skipping insertion in model container [2022-11-18 18:34:01,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:34:01" (1/1) ... [2022-11-18 18:34:01,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:34:01,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:34:03,064 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-18 18:34:03,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b10fe40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:34:03, skipping insertion in model container [2022-11-18 18:34:03,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:34:03,066 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:34:03,068 INFO L158 Benchmark]: Toolchain (without parser) took 1395.31ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 39.8MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-18 18:34:03,070 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:34:03,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1389.61ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 39.8MB in the end (delta: 9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-18 18:34:03,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1389.61ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 39.8MB in the end (delta: 9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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