./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/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_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ --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 --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:49,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:49,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:49,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:49,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:49,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:49,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:49,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:49,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:49,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:49,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:49,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:49,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:49,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:49,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:49,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:49,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:49,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:49,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:49,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:49,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:49,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:49,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:49,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:49,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:49,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:49,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:49,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:49,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:49,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:49,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:49,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:49,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:49,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:49,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:49,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:49,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:49,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:49,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:50,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:50,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:50,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 00:50:50,058 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:50,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:50,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:50,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:50,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:50,062 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:50:50,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:50,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:50,062 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:50:50,062 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:50:50,063 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:50:50,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:50,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:50,064 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:50,064 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:50,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:50,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:50,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:50,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:50,066 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:50:50,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:50:50,066 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_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-11-23 00:50:50,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:50,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:50,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:50,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:50,374 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:50,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 00:50:50,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/60c03df88/a3beaf94fa0a43f89488e244fe29d2d4/FLAG3ea926425 [2021-11-23 00:50:51,152 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:51,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 00:50:51,199 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/60c03df88/a3beaf94fa0a43f89488e244fe29d2d4/FLAG3ea926425 [2021-11-23 00:50:51,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/60c03df88/a3beaf94fa0a43f89488e244fe29d2d4 [2021-11-23 00:50:51,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:51,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:51,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:51,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:51,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:51,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:51" (1/1) ... [2021-11-23 00:50:51,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e05dd82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:51, skipping insertion in model container [2021-11-23 00:50:51,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:51" (1/1) ... [2021-11-23 00:50:51,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:51,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:52,638 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-23 00:50:52,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51f2f2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:52, skipping insertion in model container [2021-11-23 00:50:52,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:52,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 00:50:52,642 INFO L158 Benchmark]: Toolchain (without parser) took 1314.42ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 61.4MB in the beginning and 82.0MB in the end (delta: -20.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:50:52,643 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:50:52,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1306.45ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 61.2MB in the beginning and 82.0MB in the end (delta: -20.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:50:52,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1306.45ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 61.2MB in the beginning and 82.0MB in the end (delta: -20.8MB). Peak memory consumption was 12.6MB. 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_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/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_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ --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 --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:55,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:55,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:55,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:55,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:55,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:55,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:55,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:55,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:55,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:55,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:55,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:55,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:55,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:55,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:55,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:55,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:55,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:55,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:55,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:55,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:55,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:55,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:55,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:55,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:55,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:55,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:55,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:55,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:55,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:55,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:55,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:55,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:55,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:55,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:55,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:55,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:55,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:55,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:55,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:55,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:55,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 00:50:55,267 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:55,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:55,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:55,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:55,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:55,271 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:50:55,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:55,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:55,271 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:50:55,272 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:50:55,273 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:50:55,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:55,273 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:50:55,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:50:55,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:50:55,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:55,274 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:55,274 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:55,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:55,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:55,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:55,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:55,275 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:50:55,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:50:55,276 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:50:55,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:50:55,276 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_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-11-23 00:50:55,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:55,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:55,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:55,759 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:55,760 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:55,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 00:50:55,835 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/a6e3950f6/8aadcd8ca61441f295293e6f2a0518d7/FLAGc3df974a5 [2021-11-23 00:50:56,660 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:56,661 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 00:50:56,697 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/a6e3950f6/8aadcd8ca61441f295293e6f2a0518d7/FLAGc3df974a5 [2021-11-23 00:50:56,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f459895f-dd75-460d-b087-6030a0e72ce5/bin/ukojak-LBtLqBUTdQ/data/a6e3950f6/8aadcd8ca61441f295293e6f2a0518d7 [2021-11-23 00:50:56,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:56,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:56,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:56,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:56,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:56,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:56" (1/1) ... [2021-11-23 00:50:56,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d013bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:56, skipping insertion in model container [2021-11-23 00:50:56,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:56" (1/1) ... [2021-11-23 00:50:56,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:56,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:58,123 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-23 00:50:58,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fb269e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:58, skipping insertion in model container [2021-11-23 00:50:58,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:58,124 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 00:50:58,126 INFO L158 Benchmark]: Toolchain (without parser) took 1351.49ms. Allocated memory is still 67.1MB. Free memory was 47.1MB in the beginning and 39.1MB in the end (delta: 8.0MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-23 00:50:58,127 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:50:58,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1348.87ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 39.1MB in the end (delta: 7.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-23 00:50:58,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1348.87ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 39.1MB in the end (delta: 7.8MB). Peak memory consumption was 14.8MB. 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