./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/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_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c4ab0d347d6c58a2b5191b2f18450c386609151b3047d9385b0116d6b1677b6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:46,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:46,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:46,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:46,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:46,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:46,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:46,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:46,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:46,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:46,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:46,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:46,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:46,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:46,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:46,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:46,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:46,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:46,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:46,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:46,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:46,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:46,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:46,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:46,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:46,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:46,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:46,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:46,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:46,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:46,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:46,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:46,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:46,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:46,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:46,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:46,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:46,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:46,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:46,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:46,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:46,346 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:02:46,387 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:46,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:46,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:46,395 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:46,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:46,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:46,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:46,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:46,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:46,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:46,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:46,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:46,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:46,409 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:46,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:46,409 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:46,409 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:46,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:46,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:46,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:46,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:46,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:46,411 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:46,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:46,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:46,412 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_63a41c91-53d6-4985-a212-d4073f3ba5ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4ab0d347d6c58a2b5191b2f18450c386609151b3047d9385b0116d6b1677b6 [2021-11-23 15:02:46,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:46,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:46,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:46,673 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:46,674 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:46,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i [2021-11-23 15:02:46,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/877e886c9/912ab4add8794997a1a06df385d87add/FLAG6a7965191 [2021-11-23 15:02:47,546 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:47,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i [2021-11-23 15:02:47,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/877e886c9/912ab4add8794997a1a06df385d87add/FLAG6a7965191 [2021-11-23 15:02:48,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/877e886c9/912ab4add8794997a1a06df385d87add [2021-11-23 15:02:48,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:48,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:48,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:48,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:48,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:48,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767095b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48, skipping insertion in model container [2021-11-23 15:02:48,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:48,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:48,898 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5877] [2021-11-23 15:02:48,898 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5878-5879] [2021-11-23 15:02:49,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i[176843,176856] [2021-11-23 15:02:50,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:50,246 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5877] [2021-11-23 15:02:50,246 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5878-5879] [2021-11-23 15:02:50,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i[176843,176856] [2021-11-23 15:02:50,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,638 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:50,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50 WrapperNode [2021-11-23 15:02:50,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:50,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:50,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,874 INFO L137 Inliner]: procedures = 169, calls = 1270, calls flagged for inlining = 60, calls inlined = 44, statements flattened = 2433 [2021-11-23 15:02:50,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:50,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:50,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:50,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:51,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:51,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:51,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:51,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:51,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:51,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:51,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:51,164 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-11-23 15:02:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-11-23 15:02:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:02:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:02:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:02:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure lookup_flow [2021-11-23 15:02:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup_flow [2021-11-23 15:02:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_create_dflt [2021-11-23 15:02:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_create_dflt [2021-11-23 15:02:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:02:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:02:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:02:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:02:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:02:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_reset [2021-11-23 15:02:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_reset [2021-11-23 15:02:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-11-23 15:02:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-11-23 15:02:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dump_class [2021-11-23 15:02:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dump_class [2021-11-23 15:02:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:02:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:02:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:02:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:02:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_change [2021-11-23 15:02:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_change [2021-11-23 15:02:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:02:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:02:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dump_class_stats [2021-11-23 15:02:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dump_class_stats [2021-11-23 15:02:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:02:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:02:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_put [2021-11-23 15:02:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_put [2021-11-23 15:02:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_enqueue [2021-11-23 15:02:51,172 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_enqueue [2021-11-23 15:02:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_bind_filter [2021-11-23 15:02:51,172 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_bind_filter [2021-11-23 15:02:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dump [2021-11-23 15:02:51,173 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dump [2021-11-23 15:02:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:02:51,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:02:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_drop [2021-11-23 15:02:51,173 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_drop [2021-11-23 15:02:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:02:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:02:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_init [2021-11-23 15:02:51,175 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_init [2021-11-23 15:02:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_get [2021-11-23 15:02:51,175 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_get [2021-11-23 15:02:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_priv [2021-11-23 15:02:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_priv [2021-11-23 15:02:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-11-23 15:02:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-11-23 15:02:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:51,178 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-11-23 15:02:51,178 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-11-23 15:02:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:02:51,179 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:02:51,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:02:51,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:02:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-23 15:02:51,180 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-23 15:02:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_dequeue_peeked [2021-11-23 15:02:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_dequeue_peeked [2021-11-23 15:02:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_walk [2021-11-23 15:02:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_walk [2021-11-23 15:02:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_delete [2021-11-23 15:02:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_delete [2021-11-23 15:02:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-23 15:02:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_find_tcf [2021-11-23 15:02:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_find_tcf [2021-11-23 15:02:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2021-11-23 15:02:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2021-11-23 15:02:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:02:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:02:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:02:51,183 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:02:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_reset [2021-11-23 15:02:51,183 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_reset [2021-11-23 15:02:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure tcf_destroy_chain [2021-11-23 15:02:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure tcf_destroy_chain [2021-11-23 15:02:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dequeue [2021-11-23 15:02:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dequeue [2021-11-23 15:02:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:02:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:02:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_enqueue [2021-11-23 15:02:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_enqueue [2021-11-23 15:02:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-23 15:02:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-23 15:02:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_peek [2021-11-23 15:02:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_peek [2021-11-23 15:02:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_leaf [2021-11-23 15:02:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_leaf [2021-11-23 15:02:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 15:02:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 15:02:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:02:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:02:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_destroy [2021-11-23 15:02:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_destroy [2021-11-23 15:02:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_graft [2021-11-23 15:02:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_graft [2021-11-23 15:02:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-23 15:02:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-23 15:02:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:02:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:02:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:02:51,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:51,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:51,710 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:51,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:51,868 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:51,872 INFO L158 Benchmark]: Toolchain (without parser) took 3782.48ms. Allocated memory was 94.4MB in the beginning and 195.0MB in the end (delta: 100.7MB). Free memory was 61.5MB in the beginning and 87.7MB in the end (delta: -26.2MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:51,873 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 67.9MB in the beginning and 67.8MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:51,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2548.83ms. Allocated memory was 94.4MB in the beginning and 195.0MB in the end (delta: 100.7MB). Free memory was 61.2MB in the beginning and 94.1MB in the end (delta: -32.9MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:51,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 234.91ms. Allocated memory is still 195.0MB. Free memory was 94.1MB in the beginning and 130.7MB in the end (delta: -36.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:51,875 INFO L158 Benchmark]: Boogie Preprocessor took 209.76ms. Allocated memory is still 195.0MB. Free memory was 130.7MB in the beginning and 114.9MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:51,876 INFO L158 Benchmark]: RCFGBuilder took 784.64ms. Allocated memory is still 195.0MB. Free memory was 114.9MB in the beginning and 87.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:51,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 67.9MB in the beginning and 67.8MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2548.83ms. Allocated memory was 94.4MB in the beginning and 195.0MB in the end (delta: 100.7MB). Free memory was 61.2MB in the beginning and 94.1MB in the end (delta: -32.9MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 234.91ms. Allocated memory is still 195.0MB. Free memory was 94.1MB in the beginning and 130.7MB in the end (delta: -36.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 209.76ms. Allocated memory is still 195.0MB. Free memory was 130.7MB in the beginning and 114.9MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 784.64ms. Allocated memory is still 195.0MB. Free memory was 114.9MB in the beginning and 87.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:51,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/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_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c4ab0d347d6c58a2b5191b2f18450c386609151b3047d9385b0116d6b1677b6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:54,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:54,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:54,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:54,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:54,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:54,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:54,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:54,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:54,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:54,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:54,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:54,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:54,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:54,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:54,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:54,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:54,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:54,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:54,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:54,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:54,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:54,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:54,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:54,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:54,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:54,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:54,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:54,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:54,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:54,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:54,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:54,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:54,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:54,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:54,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:54,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:54,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:54,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:54,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:54,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:54,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:02:54,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:54,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:54,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:54,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:54,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:54,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:54,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:54,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:54,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:54,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:54,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:54,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:54,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:54,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:54,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:54,606 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:54,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:54,607 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:54,607 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:54,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:54,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:54,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:54,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:54,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:54,608 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:54,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:54,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:54,609 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:54,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:54,610 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_63a41c91-53d6-4985-a212-d4073f3ba5ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4ab0d347d6c58a2b5191b2f18450c386609151b3047d9385b0116d6b1677b6 [2021-11-23 15:02:54,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:55,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:55,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:55,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:55,007 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:55,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i [2021-11-23 15:02:55,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/8ba43a576/bad4c0ea25084a45956956d400fae692/FLAG49d8e27e1 [2021-11-23 15:02:56,045 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:56,046 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i [2021-11-23 15:02:56,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/8ba43a576/bad4c0ea25084a45956956d400fae692/FLAG49d8e27e1 [2021-11-23 15:02:56,493 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/data/8ba43a576/bad4c0ea25084a45956956d400fae692 [2021-11-23 15:02:56,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:56,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:56,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:56,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:56,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:56,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a630ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56, skipping insertion in model container [2021-11-23 15:02:56,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:56,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:57,347 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5877] [2021-11-23 15:02:57,348 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5878-5879] [2021-11-23 15:02:57,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i[176843,176856] [2021-11-23 15:02:58,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,297 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:02:58,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:58,489 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5877] [2021-11-23 15:02:58,489 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5878-5879] [2021-11-23 15:02:58,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i[176843,176856] [2021-11-23 15:02:58,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,706 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:58,852 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5877] [2021-11-23 15:02:58,852 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5878-5879] [2021-11-23 15:02:58,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_atm.ko-entry_point.cil.out.i[176843,176856] [2021-11-23 15:02:59,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:59,100 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:59,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59 WrapperNode [2021-11-23 15:02:59,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:59,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:59,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:59,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:59,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,295 INFO L137 Inliner]: procedures = 183, calls = 1270, calls flagged for inlining = 60, calls inlined = 44, statements flattened = 2346 [2021-11-23 15:02:59,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:59,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:59,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:59,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:59,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:59,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:59,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:59,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:59,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:59,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:59,584 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-11-23 15:02:59,585 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-11-23 15:02:59,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:02:59,585 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:02:59,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:02:59,585 INFO L130 BoogieDeclarations]: Found specification of procedure lookup_flow [2021-11-23 15:02:59,586 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup_flow [2021-11-23 15:02:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_create_dflt [2021-11-23 15:02:59,586 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_create_dflt [2021-11-23 15:02:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:02:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:02:59,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:02:59,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:02:59,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:02:59,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:02:59,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:02:59,587 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_reset [2021-11-23 15:02:59,587 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_reset [2021-11-23 15:02:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-11-23 15:02:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-11-23 15:02:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dump_class [2021-11-23 15:02:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dump_class [2021-11-23 15:02:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:02:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:02:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:02:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:02:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_change [2021-11-23 15:02:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_change [2021-11-23 15:02:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:02:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:02:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dump_class_stats [2021-11-23 15:02:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dump_class_stats [2021-11-23 15:02:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:02:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:02:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_put [2021-11-23 15:02:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_put [2021-11-23 15:02:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_enqueue [2021-11-23 15:02:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_enqueue [2021-11-23 15:02:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_bind_filter [2021-11-23 15:02:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_bind_filter [2021-11-23 15:02:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UINT [2021-11-23 15:02:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UINT [2021-11-23 15:02:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dump [2021-11-23 15:02:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dump [2021-11-23 15:02:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:02:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:02:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_drop [2021-11-23 15:02:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_drop [2021-11-23 15:02:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:02:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:02:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:02:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:02:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:02:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:02:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:02:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:02:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:59,594 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_init [2021-11-23 15:02:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_init [2021-11-23 15:02:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_get [2021-11-23 15:02:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_get [2021-11-23 15:02:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_priv [2021-11-23 15:02:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_priv [2021-11-23 15:02:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-11-23 15:02:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-11-23 15:02:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-11-23 15:02:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-11-23 15:02:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:02:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:02:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:02:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:02:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:02:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-23 15:02:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-23 15:02:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_dequeue_peeked [2021-11-23 15:02:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_dequeue_peeked [2021-11-23 15:02:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_walk [2021-11-23 15:02:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_walk [2021-11-23 15:02:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_delete [2021-11-23 15:02:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_delete [2021-11-23 15:02:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-23 15:02:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_find_tcf [2021-11-23 15:02:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_find_tcf [2021-11-23 15:02:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2021-11-23 15:02:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2021-11-23 15:02:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:02:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-23 15:02:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:02:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:02:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_reset [2021-11-23 15:02:59,600 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_reset [2021-11-23 15:02:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:02:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:02:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:02:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure tcf_destroy_chain [2021-11-23 15:02:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure tcf_destroy_chain [2021-11-23 15:02:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:02:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_dequeue [2021-11-23 15:02:59,602 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_dequeue [2021-11-23 15:02:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:02:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:02:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:02:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_enqueue [2021-11-23 15:02:59,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_enqueue [2021-11-23 15:02:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-23 15:02:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-23 15:02:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_peek [2021-11-23 15:02:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_peek [2021-11-23 15:02:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_leaf [2021-11-23 15:02:59,604 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_leaf [2021-11-23 15:02:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 15:02:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 15:02:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_destroy [2021-11-23 15:02:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_destroy [2021-11-23 15:02:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:02:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure atm_tc_graft [2021-11-23 15:02:59,605 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_tc_graft [2021-11-23 15:02:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-23 15:02:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-23 15:02:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:02:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:02:59,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:00,279 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:00,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:00,514 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:00,518 INFO L158 Benchmark]: Toolchain (without parser) took 4020.24ms. Allocated memory was 77.6MB in the beginning and 172.0MB in the end (delta: 94.4MB). Free memory was 43.8MB in the beginning and 61.0MB in the end (delta: -17.3MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,519 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory was 29.8MB in the beginning and 29.7MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:00,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2601.66ms. Allocated memory was 77.6MB in the beginning and 172.0MB in the end (delta: 94.4MB). Free memory was 43.6MB in the beginning and 84.0MB in the end (delta: -40.4MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.00ms. Allocated memory is still 172.0MB. Free memory was 84.0MB in the beginning and 71.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,521 INFO L158 Benchmark]: Boogie Preprocessor took 204.03ms. Allocated memory is still 172.0MB. Free memory was 71.4MB in the beginning and 90.0MB in the end (delta: -18.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,522 INFO L158 Benchmark]: RCFGBuilder took 1015.35ms. Allocated memory is still 172.0MB. Free memory was 90.0MB in the beginning and 61.0MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory was 29.8MB in the beginning and 29.7MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2601.66ms. Allocated memory was 77.6MB in the beginning and 172.0MB in the end (delta: 94.4MB). Free memory was 43.6MB in the beginning and 84.0MB in the end (delta: -40.4MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.00ms. Allocated memory is still 172.0MB. Free memory was 84.0MB in the beginning and 71.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 204.03ms. Allocated memory is still 172.0MB. Free memory was 71.4MB in the beginning and 90.0MB in the end (delta: -18.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1015.35ms. Allocated memory is still 172.0MB. Free memory was 90.0MB in the beginning and 61.0MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:00,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a41c91-53d6-4985-a212-d4073f3ba5ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable