./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/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 572b8de07d1f821f0da98e07dc076c6e731e73f0 ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/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 572b8de07d1f821f0da98e07dc076c6e731e73f0 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:26:32,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:26:32,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:26:32,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:26:32,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:26:32,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:26:32,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:26:32,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:26:32,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:26:32,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:26:32,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:26:32,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:26:32,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:26:32,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:26:32,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:26:32,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:26:32,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:26:32,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:26:32,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:26:32,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:26:32,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:26:32,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:26:32,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:26:32,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:26:33,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:26:33,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:26:33,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:26:33,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:26:33,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:26:33,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:26:33,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:26:33,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:26:33,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:26:33,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:26:33,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:26:33,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:26:33,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:26:33,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:26:33,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:26:33,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:26:33,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:26:33,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-11-29 19:26:33,082 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:26:33,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:26:33,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:26:33,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:26:33,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:26:33,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:26:33,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:26:33,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:26:33,091 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:26:33,091 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:26:33,093 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:26:33,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:26:33,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:26:33,094 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:26:33,094 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:26:33,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:26:33,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:26:33,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:26:33,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:26:33,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:26:33,095 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:26:33,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:26:33,096 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-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572b8de07d1f821f0da98e07dc076c6e731e73f0 [2020-11-29 19:26:33,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:26:33,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:26:33,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:26:33,426 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:26:33,432 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:26:33,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-11-29 19:26:33,527 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/bbe4ea6a9/2656098023824e1f8dcc556eff6a24b8/FLAG93c4396fe [2020-11-29 19:26:34,284 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:26:34,285 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-11-29 19:26:34,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/bbe4ea6a9/2656098023824e1f8dcc556eff6a24b8/FLAG93c4396fe [2020-11-29 19:26:34,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/bbe4ea6a9/2656098023824e1f8dcc556eff6a24b8 [2020-11-29 19:26:34,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:26:34,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:26:34,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:26:34,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:26:34,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:26:34,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:26:34" (1/1) ... [2020-11-29 19:26:34,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca0eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:26:34, skipping insertion in model container [2020-11-29 19:26:34,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:26:34" (1/1) ... [2020-11-29 19:26:34,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:26:34,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:26:35,859 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-29 19:26:35,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f2556fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:26:35, skipping insertion in model container [2020-11-29 19:26:35,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:26:35,861 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:26:35,866 INFO L168 Benchmark]: Toolchain (without parser) took 1419.56 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 47.3 MB in the beginning and 62.9 MB in the end (delta: -15.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:26:35,868 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 79.7 MB. Free memory is still 35.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:26:35,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1416.41 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 47.3 MB in the beginning and 62.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:26:35,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 79.7 MB. Free memory is still 35.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1416.41 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 47.3 MB in the beginning and 62.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:26:38,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:26:38,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:26:38,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:26:38,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:26:38,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:26:38,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:26:38,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:26:38,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:26:38,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:26:38,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:26:38,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:26:38,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:26:38,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:26:38,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:26:38,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:26:38,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:26:38,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:26:38,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:26:38,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:26:38,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:26:38,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:26:38,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:26:38,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:26:38,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:26:38,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:26:38,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:26:38,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:26:38,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:26:38,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:26:38,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:26:38,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:26:38,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:26:38,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:26:38,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:26:38,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:26:38,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:26:38,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:26:38,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:26:38,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:26:38,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:26:38,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-11-29 19:26:38,517 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:26:38,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:26:38,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:26:38,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:26:38,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:26:38,524 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:26:38,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:26:38,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:26:38,524 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:26:38,525 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:26:38,526 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:26:38,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:26:38,527 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:26:38,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:26:38,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:26:38,527 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:26:38,528 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:26:38,528 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:26:38,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:26:38,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:26:38,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:26:38,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:26:38,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:26:38,530 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:26:38,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:26:38,530 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:26:38,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:26:38,531 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-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572b8de07d1f821f0da98e07dc076c6e731e73f0 [2020-11-29 19:26:39,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:26:39,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:26:39,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:26:39,073 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:26:39,074 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:26:39,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-11-29 19:26:39,174 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/79f5057e4/709bca4852bd4338b253b42020f8707a/FLAGcdc35d67f [2020-11-29 19:26:40,218 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:26:40,219 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-11-29 19:26:40,253 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/79f5057e4/709bca4852bd4338b253b42020f8707a/FLAGcdc35d67f [2020-11-29 19:26:40,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3f972c0-7a67-4cc1-9321-66366a636815/bin/ukojak/data/79f5057e4/709bca4852bd4338b253b42020f8707a [2020-11-29 19:26:40,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:26:40,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:26:40,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:26:40,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:26:40,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:26:40,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:26:40" (1/1) ... [2020-11-29 19:26:40,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b8fe17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:26:40, skipping insertion in model container [2020-11-29 19:26:40,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:26:40" (1/1) ... [2020-11-29 19:26:40,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:26:40,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:26:42,334 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-29 19:26:42,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@483d74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:26:42, skipping insertion in model container [2020-11-29 19:26:42,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:26:42,336 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:26:42,338 INFO L168 Benchmark]: Toolchain (without parser) took 1624.81 ms. Allocated memory is still 67.1 MB. Free memory was 46.2 MB in the beginning and 39.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:26:42,339 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 67.1 MB. Free memory is still 49.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:26:42,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1621.72 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 39.9 MB in the end (delta: 6.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:26:42,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 ms. Allocated memory is still 67.1 MB. Free memory is still 49.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1621.72 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 39.9 MB in the end (delta: 6.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * 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...