./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:06,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:06,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:06,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:06,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:06,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:06,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:06,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:06,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:06,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:06,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:06,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:06,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:06,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:06,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:06,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:06,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:06,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:06,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:06,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:06,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:06,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:06,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:06,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:06,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:06,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:06,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:06,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:06,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:06,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:06,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:06,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:06,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:06,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:06,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:06,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:06,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:06,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:06,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:06,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:06,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:06,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 15:59:06,253 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:06,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:06,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:06,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:06,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:06,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:59:06,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:06,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:06,257 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:59:06,257 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:59:06,257 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:59:06,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:06,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:06,258 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:06,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:06,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:06,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:06,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:06,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:06,260 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:06,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:06,260 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_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-11-23 15:59:06,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:06,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:06,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:06,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:06,587 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:06,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-23 15:59:06,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/b4cd0dfa6/60f46e1c0fcb4b3d824a4697b8e5aab9/FLAGf41b6eaac [2021-11-23 15:59:07,467 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:07,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-23 15:59:07,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/b4cd0dfa6/60f46e1c0fcb4b3d824a4697b8e5aab9/FLAGf41b6eaac [2021-11-23 15:59:07,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/b4cd0dfa6/60f46e1c0fcb4b3d824a4697b8e5aab9 [2021-11-23 15:59:07,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:07,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:07,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:07,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:07,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:07,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f42e3bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:07, skipping insertion in model container [2021-11-23 15:59:07,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:07" (1/1) ... [2021-11-23 15:59:07,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:07,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:09,195 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-23 15:59:09,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@562437c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09, skipping insertion in model container [2021-11-23 15:59:09,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:09,204 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:59:09,206 INFO L158 Benchmark]: Toolchain (without parser) took 1528.17ms. Allocated memory is still 113.2MB. Free memory was 76.9MB in the beginning and 68.6MB in the end (delta: 8.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:09,208 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory was 68.5MB in the beginning and 68.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:09,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1525.53ms. Allocated memory is still 113.2MB. Free memory was 76.6MB in the beginning and 68.6MB in the end (delta: 8.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:09,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory was 68.5MB in the beginning and 68.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1525.53ms. Allocated memory is still 113.2MB. Free memory was 76.6MB in the beginning and 68.6MB in the end (delta: 8.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:11,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:11,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:11,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:11,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:11,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:11,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:11,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:11,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:11,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:11,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:11,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:11,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:11,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:11,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:11,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:11,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:11,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:11,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:11,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:11,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:11,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:11,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:11,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:11,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:11,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:11,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:11,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:11,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:11,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:11,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:11,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:11,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:11,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:11,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:11,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:11,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:11,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:11,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:11,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:11,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:11,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 15:59:11,733 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:11,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:11,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:11,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:11,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:11,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:59:11,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:11,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:11,737 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:59:11,737 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:59:11,739 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:59:11,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:11,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:11,739 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:11,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:11,740 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:11,740 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:11,740 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:11,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:11,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:11,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:11,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:11,741 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:11,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:11,742 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:11,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:11,742 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_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-11-23 15:59:12,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:12,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:12,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:12,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:12,123 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:12,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-23 15:59:12,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/09dbdc1e8/c5e2b1e5caaa42d1bd15c4ac934f9ba8/FLAG0d392a175 [2021-11-23 15:59:13,031 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:13,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-11-23 15:59:13,074 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/09dbdc1e8/c5e2b1e5caaa42d1bd15c4ac934f9ba8/FLAG0d392a175 [2021-11-23 15:59:13,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95acc1f7-bcfb-4fc5-9076-8cefda269c47/bin/ukojak-CwSLpZB5Qu/data/09dbdc1e8/c5e2b1e5caaa42d1bd15c4ac934f9ba8 [2021-11-23 15:59:13,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:13,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:13,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:13,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:13,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:13,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:13" (1/1) ... [2021-11-23 15:59:13,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469b1432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:13, skipping insertion in model container [2021-11-23 15:59:13,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:13" (1/1) ... [2021-11-23 15:59:13,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:13,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:15,084 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-23 15:59:15,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30be6d1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15, skipping insertion in model container [2021-11-23 15:59:15,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:15,086 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:59:15,088 INFO L158 Benchmark]: Toolchain (without parser) took 1523.93ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.6MB in the beginning and 39.0MB in the end (delta: -8.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:15,089 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:15,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1521.28ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 39.0MB in the end (delta: -8.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:15,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1521.28ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 39.0MB in the end (delta: -8.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN