./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.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_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/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_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/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_082b9a9d-bc2d-479a-b334-26373d88e358/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 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:34,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:34,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:34,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:34,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:34,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:34,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:34,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:34,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:34,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:34,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:34,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:34,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:34,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:34,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:34,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:34,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:34,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:34,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:34,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:34,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:34,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:34,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:34,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:34,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:34,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:34,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:34,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:34,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:34,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:34,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:34,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:34,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:34,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:34,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:34,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:34,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:34,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:34,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:34,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:34,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:34,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:06:34,579 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:34,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:34,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:34,582 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:34,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:34,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:34,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:34,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:34,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:34,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:34,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:34,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:34,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:34,593 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:34,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:34,593 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:34,594 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:34,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:34,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:34,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:34,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:34,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:34,595 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:34,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:34,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:34,596 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_082b9a9d-bc2d-479a-b334-26373d88e358/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da [2021-11-23 15:06:34,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:34,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:34,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:34,940 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:34,940 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:34,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-11-23 15:06:35,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/b87d212d9/ae192724faec4b26931c468ec05745e7/FLAG67d2a2363 [2021-11-23 15:06:36,841 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:36,842 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-11-23 15:06:37,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/b87d212d9/ae192724faec4b26931c468ec05745e7/FLAG67d2a2363 [2021-11-23 15:06:37,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/b87d212d9/ae192724faec4b26931c468ec05745e7 [2021-11-23 15:06:37,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:37,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:37,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:37,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:37,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:37,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:37" (1/1) ... [2021-11-23 15:06:37,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df1f243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:37, skipping insertion in model container [2021-11-23 15:06:37,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:37" (1/1) ... [2021-11-23 15:06:37,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:37,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:42,024 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_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-11-23 15:06:55,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:55,699 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:56,135 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_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-11-23 15:06:57,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:58,590 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:58,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58 WrapperNode [2021-11-23 15:06:58,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:58,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:58,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:58,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:58,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,644 INFO L137 Inliner]: procedures = 895, calls = 20426, calls flagged for inlining = 349, calls inlined = 37, statements flattened = 3475 [2021-11-23 15:06:59,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:59,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:59,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:59,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:59,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:59,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:59,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:59,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:59,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:58" (1/1) ... [2021-11-23 15:06:59,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:00,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:00,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:00,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:00,106 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-11-23 15:07:00,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-11-23 15:07:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure bm_free_pages [2021-11-23 15:07:00,107 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_free_pages [2021-11-23 15:07:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_queue_work_front [2021-11-23 15:07:00,108 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_queue_work_front [2021-11-23 15:07:00,108 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2021-11-23 15:07:00,108 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2021-11-23 15:07:00,108 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_next [2021-11-23 15:07:00,108 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_next [2021-11-23 15:07:00,108 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:07:00,109 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:07:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure minor_to_mdev [2021-11-23 15:07:00,109 INFO L138 BoogieDeclarations]: Found implementation of procedure minor_to_mdev [2021-11-23 15:07:00,109 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:07:00,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:07:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:07:00,110 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:07:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:07:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_add [2021-11-23 15:07:00,110 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_add [2021-11-23 15:07:00,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:07:00,111 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 15:07:00,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 15:07:00,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:00,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:07:00,111 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-11-23 15:07:00,112 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-11-23 15:07:00,112 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:07:00,112 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:07:00,112 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_bc [2021-11-23 15:07:00,112 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_bc [2021-11-23 15:07:00,112 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:07:00,113 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:07:00,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:00,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:00,113 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:07:00,113 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:07:00,113 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_release_ee [2021-11-23 15:07:00,114 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_release_ee [2021-11-23 15:07:00,114 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:07:00,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:07:00,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:07:00,114 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:07:00,114 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:07:00,115 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-11-23 15:07:00,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-11-23 15:07:00,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:07:00,115 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-23 15:07:00,115 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-23 15:07:00,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:07:00,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:07:00,116 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:07:00,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:07:00,116 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:07:00,116 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:07:00,116 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:07:00,117 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:07:00,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:07:00,117 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:07:00,117 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:07:00,117 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sock_shutdown [2021-11-23 15:07:00,117 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sock_shutdown [2021-11-23 15:07:00,118 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-11-23 15:07:00,118 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-11-23 15:07:00,118 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_tail [2021-11-23 15:07:00,118 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_tail [2021-11-23 15:07:00,118 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2021-11-23 15:07:00,118 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2021-11-23 15:07:00,119 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:07:00,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:07:00,119 INFO L130 BoogieDeclarations]: Found specification of procedure lc_destroy [2021-11-23 15:07:00,119 INFO L138 BoogieDeclarations]: Found implementation of procedure lc_destroy [2021-11-23 15:07:00,119 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_mdev [2021-11-23 15:07:00,119 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_mdev [2021-11-23 15:07:00,120 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2021-11-23 15:07:00,120 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2021-11-23 15:07:00,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:07:00,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:07:00,120 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_sock [2021-11-23 15:07:00,120 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_sock [2021-11-23 15:07:00,120 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-11-23 15:07:00,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-11-23 15:07:00,121 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:07:00,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:07:00,122 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 15:07:00,122 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 15:07:00,122 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_tfm [2021-11-23 15:07:00,122 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_tfm [2021-11-23 15:07:00,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:07:00,122 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_buildtag [2021-11-23 15:07:00,123 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_buildtag [2021-11-23 15:07:00,123 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:07:00,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:07:00,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:07:00,123 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_some_ee [2021-11-23 15:07:00,123 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_some_ee [2021-11-23 15:07:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-11-23 15:07:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-11-23 15:07:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-11-23 15:07:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-11-23 15:07:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:07:00,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:07:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_resources [2021-11-23 15:07:00,125 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_resources [2021-11-23 15:07:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure tl_cleanup [2021-11-23 15:07:00,125 INFO L138 BoogieDeclarations]: Found implementation of procedure tl_cleanup [2021-11-23 15:07:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2021-11-23 15:07:00,125 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2021-11-23 15:07:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure bm_vk_free [2021-11-23 15:07:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_vk_free [2021-11-23 15:07:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_hash [2021-11-23 15:07:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_hash [2021-11-23 15:07:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:07:00,126 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:07:00,126 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-11-23 15:07:00,127 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-11-23 15:07:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-23 15:07:00,127 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-23 15:07:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure free_cpumask_var [2021-11-23 15:07:00,127 INFO L138 BoogieDeclarations]: Found implementation of procedure free_cpumask_var [2021-11-23 15:07:00,127 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_pp_free [2021-11-23 15:07:00,128 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_pp_free [2021-11-23 15:07:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-23 15:07:00,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-23 15:07:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:07:00,128 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_destroy_mempools [2021-11-23 15:07:00,128 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_destroy_mempools [2021-11-23 15:07:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:07:00,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:07:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_cleanup [2021-11-23 15:07:00,129 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_cleanup [2021-11-23 15:07:00,129 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_bm_cleanup [2021-11-23 15:07:00,129 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_bm_cleanup [2021-11-23 15:07:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:07:00,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:07:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-23 15:07:00,130 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-23 15:07:00,130 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 15:07:00,130 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 15:07:00,131 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:07:00,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:07:00,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:07:00,131 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_tl_hash [2021-11-23 15:07:00,131 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_tl_hash [2021-11-23 15:07:00,887 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:00,891 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:01,410 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:07:01,415 INFO L158 Benchmark]: Toolchain (without parser) took 24004.98ms. Allocated memory was 115.3MB in the beginning and 734.0MB in the end (delta: 618.7MB). Free memory was 61.7MB in the beginning and 428.1MB in the end (delta: -366.5MB). Peak memory consumption was 251.1MB. Max. memory is 16.1GB. [2021-11-23 15:07:01,415 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:01,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21181.31ms. Allocated memory was 115.3MB in the beginning and 490.7MB in the end (delta: 375.4MB). Free memory was 61.4MB in the beginning and 242.5MB in the end (delta: -181.1MB). Peak memory consumption was 312.9MB. Max. memory is 16.1GB. [2021-11-23 15:07:01,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 1054.63ms. Allocated memory was 490.7MB in the beginning and 734.0MB in the end (delta: 243.3MB). Free memory was 242.5MB in the beginning and 503.6MB in the end (delta: -261.1MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-23 15:07:01,418 INFO L158 Benchmark]: Boogie Preprocessor took 334.95ms. Allocated memory is still 734.0MB. Free memory was 503.6MB in the beginning and 480.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:07:01,419 INFO L158 Benchmark]: RCFGBuilder took 1427.78ms. Allocated memory is still 734.0MB. Free memory was 480.6MB in the beginning and 428.1MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:07:01,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21181.31ms. Allocated memory was 115.3MB in the beginning and 490.7MB in the end (delta: 375.4MB). Free memory was 61.4MB in the beginning and 242.5MB in the end (delta: -181.1MB). Peak memory consumption was 312.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1054.63ms. Allocated memory was 490.7MB in the beginning and 734.0MB in the end (delta: 243.3MB). Free memory was 242.5MB in the beginning and 503.6MB in the end (delta: -261.1MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 334.95ms. Allocated memory is still 734.0MB. Free memory was 503.6MB in the beginning and 480.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1427.78ms. Allocated memory is still 734.0MB. Free memory was 480.6MB in the beginning and 428.1MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. 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 15:07:01,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/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_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/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_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/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_082b9a9d-bc2d-479a-b334-26373d88e358/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 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:07:04,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:07:04,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:07:04,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:07:04,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:07:04,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:07:04,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:07:04,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:07:04,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:07:04,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:07:04,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:07:04,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:07:04,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:07:04,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:07:04,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:07:04,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:07:04,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:07:04,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:07:04,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:07:04,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:07:04,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:07:04,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:07:04,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:07:04,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:07:04,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:07:04,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:07:04,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:07:04,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:07:04,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:07:04,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:07:04,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:07:04,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:07:04,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:07:04,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:07:04,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:07:04,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:07:04,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:07:04,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:07:04,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:07:04,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:07:04,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:07:04,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:07:04,177 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:07:04,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:07:04,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:07:04,179 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:07:04,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:07:04,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:07:04,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:07:04,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:07:04,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:07:04,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:07:04,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:07:04,182 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:07:04,182 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:07:04,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:07:04,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:07:04,183 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:07:04,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:07:04,183 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:07:04,183 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:07:04,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:07:04,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:04,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:07:04,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:07:04,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:07:04,185 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:07:04,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:07:04,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:07:04,186 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:07:04,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:07:04,186 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_082b9a9d-bc2d-479a-b334-26373d88e358/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da [2021-11-23 15:07:04,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:07:04,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:07:04,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:07:04,583 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:07:04,586 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:07:04,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-11-23 15:07:04,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/5da627dd9/d396549c2d5545788924cfb351d57a87/FLAG92ce976ad [2021-11-23 15:07:06,366 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:07:06,367 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-11-23 15:07:06,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/5da627dd9/d396549c2d5545788924cfb351d57a87/FLAG92ce976ad [2021-11-23 15:07:07,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/data/5da627dd9/d396549c2d5545788924cfb351d57a87 [2021-11-23 15:07:07,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:07:07,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:07:07,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:07,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:07:07,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:07:07,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:07:07" (1/1) ... [2021-11-23 15:07:07,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cfc1c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:07, skipping insertion in model container [2021-11-23 15:07:07,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:07:07" (1/1) ... [2021-11-23 15:07:07,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:07:07,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:07:11,207 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_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-11-23 15:07:25,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:25,506 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:07:25,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:07:26,107 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_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-11-23 15:07:27,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:27,673 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:07:28,342 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_082b9a9d-bc2d-479a-b334-26373d88e358/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-11-23 15:07:30,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:30,698 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:07:30,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30 WrapperNode [2021-11-23 15:07:30,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:30,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:30,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:07:30,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:07:30,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,447 INFO L137 Inliner]: procedures = 910, calls = 20425, calls flagged for inlining = 351, calls inlined = 37, statements flattened = 3450 [2021-11-23 15:07:31,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:31,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:07:31,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:07:31,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:07:31,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:07:31,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:07:31,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:07:31,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:07:31,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:30" (1/1) ... [2021-11-23 15:07:31,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:31,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:31,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:31,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-11-23 15:07:31,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-11-23 15:07:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure bm_free_pages [2021-11-23 15:07:31,792 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_free_pages [2021-11-23 15:07:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_queue_work_front [2021-11-23 15:07:31,792 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_queue_work_front [2021-11-23 15:07:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2021-11-23 15:07:31,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2021-11-23 15:07:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_next [2021-11-23 15:07:31,793 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_next [2021-11-23 15:07:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:07:31,794 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:07:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure minor_to_mdev [2021-11-23 15:07:31,794 INFO L138 BoogieDeclarations]: Found implementation of procedure minor_to_mdev [2021-11-23 15:07:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:07:31,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:07:31,795 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:07:31,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:07:31,795 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_add [2021-11-23 15:07:31,795 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_add [2021-11-23 15:07:31,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:07:31,795 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 15:07:31,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 15:07:31,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:31,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:07:31,796 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-11-23 15:07:31,796 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-11-23 15:07:31,797 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:07:31,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:07:31,797 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_bc [2021-11-23 15:07:31,797 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_bc [2021-11-23 15:07:31,797 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:07:31,797 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:31,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:07:31,799 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:07:31,799 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_release_ee [2021-11-23 15:07:31,799 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_release_ee [2021-11-23 15:07:31,799 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:07:31,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:07:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:07:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:07:31,800 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:07:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-11-23 15:07:31,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-11-23 15:07:31,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:07:31,801 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-23 15:07:31,801 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-23 15:07:31,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:07:31,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:07:31,802 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:07:31,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:07:31,803 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:07:31,803 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:07:31,804 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:07:31,805 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:07:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:07:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:07:31,806 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:07:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sock_shutdown [2021-11-23 15:07:31,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sock_shutdown [2021-11-23 15:07:31,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-11-23 15:07:31,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-11-23 15:07:31,808 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_tail [2021-11-23 15:07:31,808 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_tail [2021-11-23 15:07:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2021-11-23 15:07:31,809 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2021-11-23 15:07:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:07:31,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:07:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure lc_destroy [2021-11-23 15:07:31,810 INFO L138 BoogieDeclarations]: Found implementation of procedure lc_destroy [2021-11-23 15:07:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_mdev [2021-11-23 15:07:31,811 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_mdev [2021-11-23 15:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2021-11-23 15:07:31,811 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2021-11-23 15:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:07:31,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_sock [2021-11-23 15:07:31,812 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_sock [2021-11-23 15:07:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-11-23 15:07:31,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-11-23 15:07:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:07:31,812 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:07:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 15:07:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 15:07:31,813 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_tfm [2021-11-23 15:07:31,814 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_tfm [2021-11-23 15:07:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:07:31,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:07:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:07:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:07:31,815 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_buildtag [2021-11-23 15:07:31,815 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_buildtag [2021-11-23 15:07:31,816 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:07:31,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:07:31,817 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_some_ee [2021-11-23 15:07:31,817 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_some_ee [2021-11-23 15:07:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-11-23 15:07:31,818 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-11-23 15:07:31,818 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-11-23 15:07:31,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-11-23 15:07:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:07:31,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:07:31,819 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_resources [2021-11-23 15:07:31,819 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_resources [2021-11-23 15:07:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:07:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:07:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:07:31,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:07:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure tl_cleanup [2021-11-23 15:07:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tl_cleanup [2021-11-23 15:07:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2021-11-23 15:07:31,821 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2021-11-23 15:07:31,821 INFO L130 BoogieDeclarations]: Found specification of procedure bm_vk_free [2021-11-23 15:07:31,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_vk_free [2021-11-23 15:07:31,823 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_hash [2021-11-23 15:07:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_hash [2021-11-23 15:07:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:07:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:07:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-11-23 15:07:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-11-23 15:07:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-23 15:07:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-23 15:07:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure free_cpumask_var [2021-11-23 15:07:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure free_cpumask_var [2021-11-23 15:07:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_pp_free [2021-11-23 15:07:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_pp_free [2021-11-23 15:07:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-23 15:07:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-23 15:07:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:07:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:07:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:07:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:07:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_destroy_mempools [2021-11-23 15:07:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_destroy_mempools [2021-11-23 15:07:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:07:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:07:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_cleanup [2021-11-23 15:07:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_cleanup [2021-11-23 15:07:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_bm_cleanup [2021-11-23 15:07:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_bm_cleanup [2021-11-23 15:07:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:07:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:07:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-23 15:07:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-23 15:07:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 15:07:31,840 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 15:07:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:07:31,840 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:07:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_tl_hash [2021-11-23 15:07:31,840 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_tl_hash [2021-11-23 15:07:32,531 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:32,535 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:34,132 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:07:34,137 INFO L158 Benchmark]: Toolchain (without parser) took 27091.84ms. Allocated memory was 81.8MB in the beginning and 704.6MB in the end (delta: 622.9MB). Free memory was 33.0MB in the beginning and 274.0MB in the end (delta: -241.0MB). Peak memory consumption was 380.8MB. Max. memory is 16.1GB. [2021-11-23 15:07:34,138 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:34,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 23651.93ms. Allocated memory was 81.8MB in the beginning and 704.6MB in the end (delta: 622.9MB). Free memory was 32.9MB in the beginning and 406.1MB in the end (delta: -373.2MB). Peak memory consumption was 447.9MB. Max. memory is 16.1GB. [2021-11-23 15:07:34,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 746.51ms. Allocated memory is still 704.6MB. Free memory was 406.1MB in the beginning and 356.8MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:34,141 INFO L158 Benchmark]: Boogie Preprocessor took 251.48ms. Allocated memory is still 704.6MB. Free memory was 356.8MB in the beginning and 331.5MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:34,142 INFO L158 Benchmark]: RCFGBuilder took 2434.57ms. Allocated memory is still 704.6MB. Free memory was 331.5MB in the beginning and 274.0MB in the end (delta: 57.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:07:34,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 23651.93ms. Allocated memory was 81.8MB in the beginning and 704.6MB in the end (delta: 622.9MB). Free memory was 32.9MB in the beginning and 406.1MB in the end (delta: -373.2MB). Peak memory consumption was 447.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 746.51ms. Allocated memory is still 704.6MB. Free memory was 406.1MB in the beginning and 356.8MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 251.48ms. Allocated memory is still 704.6MB. Free memory was 356.8MB in the beginning and 331.5MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2434.57ms. Allocated memory is still 704.6MB. Free memory was 331.5MB in the beginning and 274.0MB in the end (delta: 57.5MB). Peak memory consumption was 56.6MB. 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 15:07:34,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082b9a9d-bc2d-479a-b334-26373d88e358/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