./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/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_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI --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 .......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/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_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI --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 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:06:41,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:06:41,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:06:41,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:06:41,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:06:41,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:06:41,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:06:41,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:06:41,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:06:41,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:06:41,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:06:41,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:06:41,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:06:41,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:06:41,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:06:41,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:06:41,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:06:41,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:06:41,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:06:41,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:06:41,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:06:41,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:06:41,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:06:41,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:06:41,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:06:41,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:06:41,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:06:41,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:06:41,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:06:41,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:06:41,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:06:41,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:06:41,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:06:41,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:06:41,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:06:41,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:06:41,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:06:41,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:06:41,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:06:41,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:06:41,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:06:41,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-10-29 04:06:41,400 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:06:41,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:06:41,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:06:41,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:06:41,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:06:41,403 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:06:41,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:06:41,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:06:41,410 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:06:41,411 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:06:41,412 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:06:41,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:06:41,412 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:06:41,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:06:41,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:06:41,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:06:41,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:06:41,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:06:41,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:06:41,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:06:41,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:06:41,414 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_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-10-29 04:06:41,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:06:41,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:06:41,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:06:41,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:06:41,779 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:06:41,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-29 04:06:41,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/c255139ab/8716360261ca4684aba61a8a31301e4e/FLAG5d49271d8 [2021-10-29 04:06:42,653 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:06:42,653 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-29 04:06:42,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/c255139ab/8716360261ca4684aba61a8a31301e4e/FLAG5d49271d8 [2021-10-29 04:06:42,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/c255139ab/8716360261ca4684aba61a8a31301e4e [2021-10-29 04:06:42,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:06:42,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:06:42,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:06:42,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:06:42,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:06:42,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:06:42" (1/1) ... [2021-10-29 04:06:42,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c51cd31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:42, skipping insertion in model container [2021-10-29 04:06:42,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:06:42" (1/1) ... [2021-10-29 04:06:42,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:06:42,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:06:44,020 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-29 04:06:44,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@515b3637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:44, skipping insertion in model container [2021-10-29 04:06:44,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:06:44,022 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:06:44,026 INFO L168 Benchmark]: Toolchain (without parser) took 1268.94 ms. Allocated memory is still 107.0 MB. Free memory was 61.8 MB in the beginning and 70.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:44,027 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 107.0 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:06:44,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1263.88 ms. Allocated memory is still 107.0 MB. Free memory was 61.6 MB in the beginning and 70.2 MB in the end (delta: -8.6 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:44,032 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 107.0 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1263.88 ms. Allocated memory is still 107.0 MB. Free memory was 61.6 MB in the beginning and 70.2 MB in the end (delta: -8.6 MB). Peak memory consumption was 7.7 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 0.2.1-dev-b2eff8b [2021-10-29 04:06:46,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:06:46,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:06:46,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:06:46,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:06:46,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:06:46,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:06:46,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:06:46,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:06:46,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:06:46,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:06:46,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:06:46,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:06:46,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:06:46,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:06:46,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:06:46,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:06:46,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:06:46,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:06:46,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:06:46,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:06:46,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:06:46,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:06:46,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:06:46,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:06:46,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:06:46,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:06:46,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:06:46,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:06:46,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:06:46,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:06:46,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:06:46,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:06:46,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:06:46,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:06:46,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:06:46,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:06:46,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:06:46,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:06:46,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:06:46,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:06:46,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-10-29 04:06:46,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:06:46,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:06:46,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:06:46,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:06:46,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:06:46,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:06:46,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:06:46,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:06:46,473 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:06:46,473 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:06:46,473 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:06:46,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:06:46,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:06:46,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:06:46,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:06:46,474 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:06:46,474 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:06:46,475 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:06:46,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:06:46,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:06:46,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:06:46,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:06:46,476 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:06:46,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:06:46,476 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:06:46,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:06:46,476 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_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-10-29 04:06:46,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:06:46,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:06:46,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:06:46,991 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:06:46,992 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:06:46,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-29 04:06:47,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/1637df16a/a72d28a6d6524fd6b57bce39c2161c97/FLAG25d88a3a3 [2021-10-29 04:06:47,912 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:06:47,918 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-10-29 04:06:47,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/1637df16a/a72d28a6d6524fd6b57bce39c2161c97/FLAG25d88a3a3 [2021-10-29 04:06:48,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6762456-354f-435e-b9f0-f568463ff7e4/bin/ukojak-Rh5K9KB4LI/data/1637df16a/a72d28a6d6524fd6b57bce39c2161c97 [2021-10-29 04:06:48,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:06:48,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:06:48,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:06:48,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:06:48,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:06:48,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:06:48" (1/1) ... [2021-10-29 04:06:48,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37c76216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:48, skipping insertion in model container [2021-10-29 04:06:48,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:06:48" (1/1) ... [2021-10-29 04:06:48,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:06:48,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:06:49,466 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-10-29 04:06:49,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ccb5653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:49, skipping insertion in model container [2021-10-29 04:06:49,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:06:49,468 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:06:49,470 INFO L168 Benchmark]: Toolchain (without parser) took 1451.51 ms. Allocated memory is still 73.4 MB. Free memory was 55.0 MB in the beginning and 45.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:49,471 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 73.4 MB. Free memory was 55.6 MB in the beginning and 55.6 MB in the end (delta: 63.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:06:49,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1448.96 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 45.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:49,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 73.4 MB. Free memory was 55.6 MB in the beginning and 55.6 MB in the end (delta: 63.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1448.96 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 45.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 15.9 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...