./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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-dbf71c6-m [2022-10-17 16:45:40,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:40,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:40,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:40,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:40,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:40,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:40,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:40,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:40,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:40,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:40,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:40,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:40,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:40,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:40,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:40,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:40,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:40,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:40,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:40,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:40,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:40,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:40,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:40,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:40,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:40,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:40,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:40,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:40,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:40,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:40,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:40,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:40,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:40,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:40,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:40,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:40,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:40,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:40,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:40,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:40,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-10-17 16:45:40,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:40,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:40,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:40,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:40,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:40,801 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:45:40,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:40,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:40,801 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:45:40,801 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:45:40,802 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:45:40,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:40,802 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:40,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:40,803 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:40,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:40,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:40,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:40,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:40,804 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:40,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:40,804 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_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-10-17 16:45:41,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:41,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:41,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:41,128 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:41,128 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:41,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-10-17 16:45:41,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/c5c8b2815/eceeeb9ab4444af489abaaed21041a5a/FLAGaafde8587 [2022-10-17 16:45:41,979 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:41,980 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-10-17 16:45:42,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/c5c8b2815/eceeeb9ab4444af489abaaed21041a5a/FLAGaafde8587 [2022-10-17 16:45:42,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/c5c8b2815/eceeeb9ab4444af489abaaed21041a5a [2022-10-17 16:45:42,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:42,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:42,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:42,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:42,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:42,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:42" (1/1) ... [2022-10-17 16:45:42,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ac5e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:42, skipping insertion in model container [2022-10-17 16:45:42,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:42" (1/1) ... [2022-10-17 16:45:42,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:42,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:43,547 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-10-17 16:45:43,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49fa6da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43, skipping insertion in model container [2022-10-17 16:45:43,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:43,549 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:45:43,551 INFO L158 Benchmark]: Toolchain (without parser) took 1413.52ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 58.9MB in the beginning and 72.8MB in the end (delta: -13.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-10-17 16:45:43,553 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:45:43,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1409.73ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 58.7MB in the beginning and 72.8MB in the end (delta: -14.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:43,557 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1409.73ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 58.7MB in the beginning and 72.8MB in the end (delta: -14.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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-dbf71c6-m [2022-10-17 16:45:46,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:46,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:46,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:46,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:46,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:46,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:46,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:46,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:46,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:46,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:46,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:46,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:46,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:46,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:46,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:46,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:46,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:46,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:46,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:46,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:46,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:46,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:46,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:46,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:46,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:46,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:46,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:46,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:46,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:46,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:46,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:46,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:46,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:46,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:46,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:46,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:46,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:46,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:46,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:46,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:46,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2022-10-17 16:45:46,223 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:46,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:46,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:46,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:46,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:46,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:45:46,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:46,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:46,232 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:45:46,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:45:46,233 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:45:46,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:46,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:45:46,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:45:46,234 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:45:46,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:46,235 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:46,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:46,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:46,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:46,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:46,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:46,236 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:45:46,237 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:45:46,237 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:45:46,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:45:46,237 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_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-10-17 16:45:46,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:46,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:46,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:46,723 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:46,724 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:46,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-10-17 16:45:46,803 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/ae6694299/65ba601294644097bd92da59de8043a7/FLAG7cc298a25 [2022-10-17 16:45:47,640 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:47,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-10-17 16:45:47,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/ae6694299/65ba601294644097bd92da59de8043a7/FLAG7cc298a25 [2022-10-17 16:45:47,806 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f95112dc-b8f9-4f85-95b2-1fbe606441cd/bin/ukojak-92XMlrwhuB/data/ae6694299/65ba601294644097bd92da59de8043a7 [2022-10-17 16:45:47,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:47,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:47,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:47,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:47,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:47,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:47" (1/1) ... [2022-10-17 16:45:47,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3546a254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:47, skipping insertion in model container [2022-10-17 16:45:47,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:47" (1/1) ... [2022-10-17 16:45:47,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:47,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:49,088 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-10-17 16:45:49,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b55dcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:49, skipping insertion in model container [2022-10-17 16:45:49,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:49,090 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:45:49,092 INFO L158 Benchmark]: Toolchain (without parser) took 1276.85ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 36.9MB in the end (delta: 4.3MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-10-17 16:45:49,093 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 50.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:49,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1273.37ms. Allocated memory is still 67.1MB. Free memory was 41.0MB in the beginning and 36.9MB in the end (delta: 4.1MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-10-17 16:45:49,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 50.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1273.37ms. Allocated memory is still 67.1MB. Free memory was 41.0MB in the beginning and 36.9MB in the end (delta: 4.1MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN