./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/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_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/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_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/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_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/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 0.2.0-69874e2 [2020-12-01 18:25:14,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:25:14,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:25:14,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:25:14,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:25:14,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:25:14,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:25:14,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:25:14,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:25:14,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:25:14,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:25:14,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:25:14,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:25:14,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:25:14,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:25:14,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:25:14,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:25:14,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:25:14,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:25:14,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:25:14,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:25:14,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:25:14,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:25:14,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:25:14,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:25:14,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:25:14,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:25:14,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:25:14,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:25:14,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:25:14,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:25:14,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:25:14,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:25:14,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:25:14,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:25:14,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:25:14,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:25:14,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:25:14,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:25:14,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:25:14,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:25:14,232 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 18:25:14,270 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:25:14,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:25:14,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:25:14,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:25:14,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:25:14,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:25:14,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:25:14,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:25:14,275 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:25:14,275 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:25:14,275 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:25:14,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:25:14,276 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:25:14,276 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:25:14,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:25:14,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:25:14,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:25:14,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:25:14,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:25:14,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:25:14,279 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:25:14,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:25:14,280 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_a2082748-d5ed-4ba2-b19e-83f231bb6395/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572b8de07d1f821f0da98e07dc076c6e731e73f0 [2020-12-01 18:25:14,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:25:14,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:25:14,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:25:14,644 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:25:14,645 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:25:14,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-12-01 18:25:14,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/c17938d6f/3de2b521bd324efb80b7243e16f29684/FLAG8f7f10128 [2020-12-01 18:25:15,758 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:25:15,758 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-12-01 18:25:15,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/c17938d6f/3de2b521bd324efb80b7243e16f29684/FLAG8f7f10128 [2020-12-01 18:25:16,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/c17938d6f/3de2b521bd324efb80b7243e16f29684 [2020-12-01 18:25:16,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:25:16,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:25:16,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:16,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:25:16,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:25:16,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:16" (1/1) ... [2020-12-01 18:25:16,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47983c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:16, skipping insertion in model container [2020-12-01 18:25:16,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:16" (1/1) ... [2020-12-01 18:25:16,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:25:16,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:25:18,150 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-12-01 18:25:18,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@165cf370 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:18, skipping insertion in model container [2020-12-01 18:25:18,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:18,152 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:25:18,156 INFO L168 Benchmark]: Toolchain (without parser) took 1875.43 ms. Allocated memory is still 96.5 MB. Free memory was 60.8 MB in the beginning and 62.4 MB in the end (delta: -1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:18,157 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 67.1 MB. Free memory is still 29.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:25:18,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1868.18 ms. Allocated memory is still 96.5 MB. Free memory was 60.6 MB in the beginning and 62.4 MB in the end (delta: -1.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:18,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 67.1 MB. Free memory is still 29.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1868.18 ms. Allocated memory is still 96.5 MB. Free memory was 60.6 MB in the beginning and 62.4 MB in the end (delta: -1.9 MB). Peak memory consumption was 12.6 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 0.2.0-69874e2 [2020-12-01 18:25:21,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:25:21,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:25:21,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:25:21,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:25:21,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:25:21,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:25:21,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:25:21,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:25:21,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:25:21,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:25:21,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:25:21,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:25:21,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:25:21,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:25:21,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:25:21,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:25:21,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:25:21,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:25:21,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:25:21,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:25:21,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:25:21,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:25:21,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:25:21,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:25:21,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:25:21,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:25:21,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:25:21,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:25:21,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:25:21,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:25:21,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:25:21,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:25:21,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:25:21,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:25:21,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:25:21,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:25:21,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:25:21,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:25:21,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:25:21,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:25:21,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-12-01 18:25:21,602 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:25:21,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:25:21,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:25:21,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:25:21,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:25:21,609 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:25:21,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:25:21,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:25:21,610 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:25:21,610 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:25:21,612 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:25:21,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:25:21,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:25:21,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:25:21,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:25:21,613 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:25:21,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:25:21,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:25:21,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:25:21,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:25:21,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:25:21,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:25:21,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:25:21,617 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:25:21,617 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:25:21,617 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:25:21,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:25:21,618 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_a2082748-d5ed-4ba2-b19e-83f231bb6395/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572b8de07d1f821f0da98e07dc076c6e731e73f0 [2020-12-01 18:25:22,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:25:22,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:25:22,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:25:22,173 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:25:22,174 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:25:22,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-12-01 18:25:22,262 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/95427940a/4e93436c340b43a3a8ee71563c99164a/FLAG8453b2528 [2020-12-01 18:25:23,447 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:25:23,448 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2020-12-01 18:25:23,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/95427940a/4e93436c340b43a3a8ee71563c99164a/FLAG8453b2528 [2020-12-01 18:25:23,915 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a2082748-d5ed-4ba2-b19e-83f231bb6395/bin/ukojak/data/95427940a/4e93436c340b43a3a8ee71563c99164a [2020-12-01 18:25:23,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:25:23,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:25:23,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:23,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:25:23,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:25:23,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:23" (1/1) ... [2020-12-01 18:25:23,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e9c9e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:23, skipping insertion in model container [2020-12-01 18:25:23,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:23" (1/1) ... [2020-12-01 18:25:23,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:25:24,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:25:25,794 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-12-01 18:25:25,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26780c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:25, skipping insertion in model container [2020-12-01 18:25:25,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:25,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:25:25,805 INFO L168 Benchmark]: Toolchain (without parser) took 1880.82 ms. Allocated memory is still 60.8 MB. Free memory was 41.4 MB in the beginning and 32.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:25,806 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 46.1 MB. Free memory is still 28.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:25:25,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1872.37 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 32.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:25,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 46.1 MB. Free memory is still 28.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1872.37 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 32.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 15.0 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...