./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59552a76d60868057ef515bd7a8a81a51e73eda9 ..................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:30,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:30,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:30,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:30,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:30,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:30,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:30,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:30,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:30,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:30,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:30,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:30,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:30,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:30,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:30,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:30,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:30,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:30,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:30,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:30,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:30,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:30,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:30,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:30,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:30,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:30,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:30,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:30,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:30,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:30,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:30,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:30,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:30,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:30,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:30,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:30,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:30,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:30,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:30,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:30,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:30,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2019-10-22 10:18:30,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:30,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:30,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:30,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:30,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:30,142 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:18:30,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:30,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:30,143 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 10:18:30,143 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 10:18:30,143 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 10:18:30,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:30,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:30,144 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:30,144 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:30,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:30,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:30,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:30,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:30,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:30,145 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:30,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:30,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak 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 -> Kojak 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 -> 59552a76d60868057ef515bd7a8a81a51e73eda9 [2019-10-22 10:18:30,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:30,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:30,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:30,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:30,197 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:30,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-10-22 10:18:30,247 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/data/aecb798df/149e2adf81734028866e116a05fce835/FLAG26fce2d5f [2019-10-22 10:18:30,735 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:30,735 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-10-22 10:18:30,757 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/data/aecb798df/149e2adf81734028866e116a05fce835/FLAG26fce2d5f [2019-10-22 10:18:30,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecd6fb9d-7de2-4459-bf25-5af5fc36cbf7/bin/ukojak/data/aecb798df/149e2adf81734028866e116a05fce835 [2019-10-22 10:18:31,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:31,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:31,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:31,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:31,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:31,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:31,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a40479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:31, skipping insertion in model container [2019-10-22 10:18:31,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:30" (1/1) ... [2019-10-22 10:18:31,015 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:31,081 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:32,115 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2019-10-22 10:18:32,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@370e9ae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:32, skipping insertion in model container [2019-10-22 10:18:32,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:32,116 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 10:18:32,118 INFO L168 Benchmark]: Toolchain (without parser) took 1116.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:32,119 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:32,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1113.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:32,125 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1113.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2330]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...