./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:41:14,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:41:14,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:41:14,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:41:14,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:41:14,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:41:14,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:41:14,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:41:14,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:41:14,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:41:14,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:41:14,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:41:14,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:41:14,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:41:14,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:41:14,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:41:14,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:41:14,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:41:14,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:41:14,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:41:14,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:41:14,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:41:14,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:41:14,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:41:14,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:41:14,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:41:14,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:41:14,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:41:14,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:41:14,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:41:14,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:41:14,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:41:14,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:41:14,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:41:14,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:41:14,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:41:14,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:41:14,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:41:14,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:41:14,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:41:14,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:41:14,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 01:41:14,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:41:14,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:41:14,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:41:14,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:41:14,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:41:14,221 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:41:14,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:41:14,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:41:14,222 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:41:14,222 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:41:14,228 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:41:14,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:41:14,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:41:14,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:41:14,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:41:14,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:41:14,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:41:14,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:41:14,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:41:14,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:41:14,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:41:14,230 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_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-23 01:41:14,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:41:14,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:41:14,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:41:14,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:41:14,591 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:41:14,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 01:41:14,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/2668abddd/b1eb352af2574bf5ba475f3d042285ec/FLAG79d4c0a18 [2021-11-23 01:41:15,488 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:41:15,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 01:41:15,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/2668abddd/b1eb352af2574bf5ba475f3d042285ec/FLAG79d4c0a18 [2021-11-23 01:41:15,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/2668abddd/b1eb352af2574bf5ba475f3d042285ec [2021-11-23 01:41:15,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:41:15,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:41:15,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:41:15,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:41:15,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:41:15,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:15" (1/1) ... [2021-11-23 01:41:15,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4097d58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:15, skipping insertion in model container [2021-11-23 01:41:15,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:15" (1/1) ... [2021-11-23 01:41:15,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:41:15,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:41:16,937 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 01:41:16,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32ff80ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:16, skipping insertion in model container [2021-11-23 01:41:16,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:41:16,939 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:41:16,940 INFO L158 Benchmark]: Toolchain (without parser) took 1342.12ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 53.5MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 01:41:16,941 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:41:16,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1339.36ms. Allocated memory is still 109.1MB. Free memory was 77.9MB in the beginning and 53.5MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 01:41:16,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1339.36ms. Allocated memory is still 109.1MB. Free memory was 77.9MB in the beginning and 53.5MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:41:19,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:41:19,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:41:19,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:41:19,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:41:19,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:41:19,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:41:19,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:41:19,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:41:19,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:41:19,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:41:19,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:41:19,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:41:19,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:41:19,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:41:19,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:41:19,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:41:19,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:41:19,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:41:19,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:41:19,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:41:19,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:41:19,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:41:19,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:41:19,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:41:19,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:41:19,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:41:19,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:41:19,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:41:19,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:41:19,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:41:19,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:41:19,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:41:19,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:41:19,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:41:19,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:41:19,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:41:19,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:41:19,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:41:19,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:41:19,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:41:19,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 01:41:19,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:41:19,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:41:19,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:41:19,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:41:19,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:41:19,470 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:41:19,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:41:19,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:41:19,471 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:41:19,471 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:41:19,472 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:41:19,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:41:19,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:41:19,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:41:19,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:41:19,473 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:41:19,474 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:41:19,474 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:41:19,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:41:19,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:41:19,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:41:19,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:41:19,475 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:41:19,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:41:19,476 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:41:19,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:41:19,476 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_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-23 01:41:19,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:41:19,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:41:19,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:41:19,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:41:19,945 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:41:19,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 01:41:20,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/eeaec2529/9bde9d69aa484a1bb7fa7ff51bb98304/FLAGe5a08bc57 [2021-11-23 01:41:20,863 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:41:20,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 01:41:20,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/eeaec2529/9bde9d69aa484a1bb7fa7ff51bb98304/FLAGe5a08bc57 [2021-11-23 01:41:20,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fa3f9f-2f53-4741-b520-48f5a1edc823/bin/ukojak-LBtLqBUTdQ/data/eeaec2529/9bde9d69aa484a1bb7fa7ff51bb98304 [2021-11-23 01:41:20,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:41:20,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:41:20,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:41:20,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:41:20,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:41:20,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:20" (1/1) ... [2021-11-23 01:41:20,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a16b7e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:20, skipping insertion in model container [2021-11-23 01:41:20,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:20" (1/1) ... [2021-11-23 01:41:20,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:41:21,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:41:22,305 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 01:41:22,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e2c5cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:22, skipping insertion in model container [2021-11-23 01:41:22,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:41:22,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:41:22,310 INFO L158 Benchmark]: Toolchain (without parser) took 1356.95ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 28.9MB in the beginning and 28.7MB in the end (delta: 265.5kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 01:41:22,311 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 48.2MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:41:22,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1353.60ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 61.8kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 01:41:22,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 48.2MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1353.60ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 61.8kB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN