./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be --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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be --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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:49:55,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:49:55,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:49:55,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:49:55,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:49:55,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:49:55,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:49:55,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:49:55,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:49:55,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:49:55,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:49:55,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:49:55,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:49:55,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:49:55,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:49:55,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:49:55,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:49:55,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:49:55,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:49:55,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:49:55,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:49:55,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:49:55,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:49:55,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:49:55,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:49:55,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:49:55,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:49:55,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:49:55,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:49:55,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:49:55,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:49:55,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:49:55,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:49:55,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:49:55,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:49:55,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:49:55,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:49:55,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:49:55,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:49:55,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:49:55,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:49:55,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 19:49:56,004 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:49:56,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:49:56,005 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:49:56,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:49:56,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:49:56,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:49:56,014 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:49:56,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:49:56,014 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:49:56,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:49:56,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:49:56,016 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:49:56,016 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:49:56,016 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:49:56,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:49:56,017 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:49:56,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:49:56,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:49:56,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:49:56,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:49:56,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:49:56,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:49:56,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:49:56,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:49:56,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:49:56,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:49:56,019 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_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2021-10-21 19:49:56,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:49:56,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:49:56,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:49:56,341 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:49:56,342 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:49:56,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-21 19:49:56,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/6399f6949/c00af8fbe2bc4dc99b2a881973e00ac9/FLAGabf55f8d6 [2021-10-21 19:49:57,039 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:49:57,040 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-21 19:49:57,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/6399f6949/c00af8fbe2bc4dc99b2a881973e00ac9/FLAGabf55f8d6 [2021-10-21 19:49:57,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/6399f6949/c00af8fbe2bc4dc99b2a881973e00ac9 [2021-10-21 19:49:57,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:49:57,255 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:49:57,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:57,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:49:57,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:49:57,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:57" (1/1) ... [2021-10-21 19:49:57,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1432ccd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:57, skipping insertion in model container [2021-10-21 19:49:57,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:57" (1/1) ... [2021-10-21 19:49:57,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:49:57,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:49:58,221 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-21 19:49:58,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cd97a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:58, skipping insertion in model container [2021-10-21 19:49:58,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:58,223 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:49:58,225 INFO L168 Benchmark]: Toolchain (without parser) took 968.27 ms. Allocated memory is still 107.0 MB. Free memory was 69.5 MB in the beginning and 72.0 MB in the end (delta: -2.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:58,226 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory was 49.6 MB in the beginning and 49.5 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:58,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.87 ms. Allocated memory is still 107.0 MB. Free memory was 69.5 MB in the beginning and 72.0 MB in the end (delta: -2.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:58,229 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory was 49.6 MB in the beginning and 49.5 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 962.87 ms. Allocated memory is still 107.0 MB. Free memory was 69.5 MB in the beginning and 72.0 MB in the end (delta: -2.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:50:00,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:50:00,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:50:00,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:50:00,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:50:00,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:50:00,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:50:00,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:50:00,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:50:00,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:50:00,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:50:00,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:50:00,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:50:00,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:50:00,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:50:00,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:50:00,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:50:00,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:50:00,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:50:00,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:50:00,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:50:00,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:50:00,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:50:00,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:50:00,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:50:00,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:50:00,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:50:00,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:50:00,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:50:00,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:50:00,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:50:00,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:50:00,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:50:00,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:50:00,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:50:00,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:50:00,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:50:00,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:50:00,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:50:00,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:50:00,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:50:00,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 19:50:00,602 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:50:00,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:50:00,603 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:50:00,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:50:00,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:50:00,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:50:00,606 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:50:00,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:50:00,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:50:00,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:50:00,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:50:00,608 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:50:00,609 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:50:00,609 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:50:00,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:50:00,609 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:50:00,609 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:50:00,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:50:00,610 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:50:00,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:50:00,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:50:00,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:50:00,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:50:00,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:50:00,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:50:00,612 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:50:00,612 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:50:00,612 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:50:00,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:50:00,612 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_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2021-10-21 19:50:00,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:50:01,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:50:01,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:50:01,010 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:50:01,011 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:50:01,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-21 19:50:01,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/51be8499e/b632c6e936474c2dadb759620f42f2eb/FLAGc76c42dd1 [2021-10-21 19:50:01,769 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:50:01,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-10-21 19:50:01,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/51be8499e/b632c6e936474c2dadb759620f42f2eb/FLAGc76c42dd1 [2021-10-21 19:50:01,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1446c158-564e-41d9-9581-c2697aef7761/bin/uautomizer-j4sWxH34Be/data/51be8499e/b632c6e936474c2dadb759620f42f2eb [2021-10-21 19:50:01,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:50:01,938 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:50:01,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:01,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:50:01,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:50:01,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:01" (1/1) ... [2021-10-21 19:50:01,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419bbf44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:01, skipping insertion in model container [2021-10-21 19:50:01,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:01" (1/1) ... [2021-10-21 19:50:01,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:50:02,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:50:03,159 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-21 19:50:03,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29930f9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:03, skipping insertion in model container [2021-10-21 19:50:03,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:03,162 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:50:03,164 INFO L168 Benchmark]: Toolchain (without parser) took 1224.86 ms. Allocated memory is still 79.7 MB. Free memory was 54.3 MB in the beginning and 54.1 MB in the end (delta: 155.0 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:03,166 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 30.2 MB in the beginning and 30.1 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:50:03,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1219.37 ms. Allocated memory is still 79.7 MB. Free memory was 54.1 MB in the beginning and 54.1 MB in the end (delta: 16.5 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:03,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 30.2 MB in the beginning and 30.1 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1219.37 ms. Allocated memory is still 79.7 MB. Free memory was 54.1 MB in the beginning and 54.1 MB in the end (delta: 16.5 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...