./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.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_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:23:33,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:23:33,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:23:33,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:23:33,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:23:33,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:23:33,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:23:33,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:23:33,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:23:33,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:23:33,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:23:33,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:23:33,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:23:33,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:23:33,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:23:33,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:23:33,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:23:33,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:23:33,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:23:33,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:23:33,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:23:33,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:23:33,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:23:33,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:23:33,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:23:33,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:23:33,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:23:33,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:23:33,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:23:33,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:23:33,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:23:33,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:23:33,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:23:33,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:23:33,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:23:33,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:23:33,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:23:33,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:23:33,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:23:33,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:23:33,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:23:33,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:23:33,476 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:23:33,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:23:33,478 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:23:33,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:23:33,479 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:23:33,479 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:23:33,479 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:23:33,479 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:23:33,479 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:23:33,480 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:23:33,481 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:23:33,481 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:23:33,481 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:23:33,481 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:23:33,481 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:23:33,482 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:23:33,482 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:23:33,482 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:23:33,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:23:33,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:23:33,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:23:33,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:23:33,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:23:33,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:23:33,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:23:33,484 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:23:33,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:23:33,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:23:33,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:23:33,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:23:33,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:23:33,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:23:33,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:23:33,487 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:23:33,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:23:33,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:23:33,488 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:23:33,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:23:33,488 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 [2021-11-23 17:23:33,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:23:33,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:23:33,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:23:33,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:23:33,796 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:23:33,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 17:23:33,868 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/bfa380a83/40cb36ccda05429a8e76eec69b924087/FLAG66e3dacf0 [2021-11-23 17:23:34,615 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:23:34,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 17:23:34,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/bfa380a83/40cb36ccda05429a8e76eec69b924087/FLAG66e3dacf0 [2021-11-23 17:23:34,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/bfa380a83/40cb36ccda05429a8e76eec69b924087 [2021-11-23 17:23:34,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:23:34,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:23:34,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:34,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:23:34,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:23:34,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:34" (1/1) ... [2021-11-23 17:23:34,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c8b765 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:34, skipping insertion in model container [2021-11-23 17:23:34,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:34" (1/1) ... [2021-11-23 17:23:34,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:23:34,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:23:36,120 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2021-11-23 17:23:36,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:23:36,203 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:23:36,393 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2021-11-23 17:23:36,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:23:36,486 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:23:36,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36 WrapperNode [2021-11-23 17:23:36,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:36,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:23:36,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:23:36,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:23:36,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,638 INFO L137 Inliner]: procedures = 150, calls = 816, calls flagged for inlining = 62, calls inlined = 44, statements flattened = 1705 [2021-11-23 17:23:36,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:23:36,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:23:36,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:23:36,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:23:36,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:23:36,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:23:36,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:23:36,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:23:36,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:36" (1/1) ... [2021-11-23 17:23:36,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:23:36,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:23:36,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:23:36,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:23:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:23:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:23:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:23:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2021-11-23 17:23:36,914 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2021-11-23 17:23:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:23:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:23:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:23:36,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:23:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:23:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:23:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:23:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2021-11-23 17:23:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2021-11-23 17:23:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-23 17:23:36,916 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-23 17:23:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:23:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:23:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:23:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:23:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 17:23:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 17:23:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:23:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:23:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:23:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:23:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:23:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:23:36,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:23:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2021-11-23 17:23:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2021-11-23 17:23:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:23:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:23:36,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:23:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2021-11-23 17:23:36,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2021-11-23 17:23:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:23:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2021-11-23 17:23:36,921 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2021-11-23 17:23:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2021-11-23 17:23:36,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2021-11-23 17:23:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:23:36,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:23:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:23:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:23:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 17:23:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:23:36,923 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2021-11-23 17:23:36,923 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2021-11-23 17:23:36,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:23:36,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:23:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-11-23 17:23:36,926 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-11-23 17:23:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2021-11-23 17:23:36,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2021-11-23 17:23:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2021-11-23 17:23:36,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2021-11-23 17:23:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 17:23:36,928 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 17:23:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2021-11-23 17:23:36,928 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2021-11-23 17:23:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 17:23:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 17:23:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:23:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:23:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2021-11-23 17:23:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2021-11-23 17:23:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2021-11-23 17:23:36,930 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2021-11-23 17:23:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 17:23:36,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 17:23:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 17:23:36,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 17:23:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 17:23:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 17:23:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:23:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2021-11-23 17:23:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2021-11-23 17:23:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:23:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 17:23:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 17:23:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:23:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:23:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2021-11-23 17:23:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2021-11-23 17:23:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2021-11-23 17:23:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2021-11-23 17:23:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:23:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:23:37,364 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:23:37,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:23:37,490 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:23:37,495 INFO L158 Benchmark]: Toolchain (without parser) took 2756.87ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 69.0MB in the beginning and 57.3MB in the end (delta: 11.7MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2021-11-23 17:23:37,502 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:23:37,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1745.34ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 68.7MB in the beginning and 99.2MB in the end (delta: -30.5MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2021-11-23 17:23:37,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.35ms. Allocated memory is still 138.4MB. Free memory was 99.2MB in the beginning and 88.0MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:23:37,504 INFO L158 Benchmark]: Boogie Preprocessor took 181.10ms. Allocated memory is still 138.4MB. Free memory was 88.0MB in the beginning and 78.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:23:37,505 INFO L158 Benchmark]: RCFGBuilder took 671.33ms. Allocated memory is still 138.4MB. Free memory was 78.4MB in the beginning and 57.3MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 17:23:37,509 INFO L339 ainManager$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 104.9MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1745.34ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 68.7MB in the beginning and 99.2MB in the end (delta: -30.5MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.35ms. Allocated memory is still 138.4MB. Free memory was 99.2MB in the beginning and 88.0MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 181.10ms. Allocated memory is still 138.4MB. Free memory was 88.0MB in the beginning and 78.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 671.33ms. Allocated memory is still 138.4MB. Free memory was 78.4MB in the beginning and 57.3MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. 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 17:23:37,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:23:40,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:23:40,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:23:40,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:23:40,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:23:40,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:23:40,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:23:40,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:23:40,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:23:40,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:23:40,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:23:40,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:23:40,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:23:40,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:23:40,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:23:40,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:23:40,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:23:40,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:23:40,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:23:40,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:23:40,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:23:40,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:23:40,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:23:40,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:23:40,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:23:40,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:23:40,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:23:40,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:23:40,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:23:40,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:23:40,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:23:40,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:23:40,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:23:40,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:23:40,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:23:40,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:23:40,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:23:40,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:23:40,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:23:40,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:23:40,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:23:40,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:23:40,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:23:40,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:23:40,265 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:23:40,265 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:23:40,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:23:40,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:23:40,266 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:23:40,266 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:23:40,267 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:23:40,267 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:23:40,267 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:23:40,268 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:23:40,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:23:40,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:23:40,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:23:40,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:23:40,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:23:40,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:23:40,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:23:40,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:23:40,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:23:40,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:23:40,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:23:40,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:23:40,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:23:40,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:23:40,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:23:40,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:23:40,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:23:40,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:23:40,273 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:23:40,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:23:40,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:23:40,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:23:40,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:23:40,274 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 [2021-11-23 17:23:40,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:23:40,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:23:40,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:23:40,741 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:23:40,745 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:23:40,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 17:23:40,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/e524f5dea/bd210a0600af4fd8961183afe97d9504/FLAG169098ce3 [2021-11-23 17:23:41,878 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:23:41,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 17:23:41,917 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/e524f5dea/bd210a0600af4fd8961183afe97d9504/FLAG169098ce3 [2021-11-23 17:23:42,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/data/e524f5dea/bd210a0600af4fd8961183afe97d9504 [2021-11-23 17:23:42,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:23:42,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:23:42,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:42,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:23:42,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:23:42,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:42" (1/1) ... [2021-11-23 17:23:42,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd89941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:42, skipping insertion in model container [2021-11-23 17:23:42,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:42" (1/1) ... [2021-11-23 17:23:42,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:23:42,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:23:43,569 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2021-11-23 17:23:43,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:23:43,637 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:23:43,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:23:43,870 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2021-11-23 17:23:43,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:23:43,894 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:23:44,148 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_9d85713c-ce4d-42d6-9462-1dfe04d831db/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2021-11-23 17:23:44,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:23:44,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:23:44,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44 WrapperNode [2021-11-23 17:23:44,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:44,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:23:44,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:23:44,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:23:44,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,493 INFO L137 Inliner]: procedures = 164, calls = 816, calls flagged for inlining = 62, calls inlined = 44, statements flattened = 1638 [2021-11-23 17:23:44,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:23:44,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:23:44,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:23:44,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:23:44,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:23:44,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:23:44,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:23:44,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:23:44,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:44" (1/1) ... [2021-11-23 17:23:44,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:23:44,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:23:44,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:23:44,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:23:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:23:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:23:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:23:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:23:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2021-11-23 17:23:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2021-11-23 17:23:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:23:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:23:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:23:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:23:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:23:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:23:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:23:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:23:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2021-11-23 17:23:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2021-11-23 17:23:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-23 17:23:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-23 17:23:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:23:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:23:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:23:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:23:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 17:23:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 17:23:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:23:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:23:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:23:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:23:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:23:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:23:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:23:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:23:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:23:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:23:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2021-11-23 17:23:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2021-11-23 17:23:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:23:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:23:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:23:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2021-11-23 17:23:44,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2021-11-23 17:23:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:23:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2021-11-23 17:23:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2021-11-23 17:23:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2021-11-23 17:23:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2021-11-23 17:23:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:23:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:23:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:23:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:23:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:23:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 17:23:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:23:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:23:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:23:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2021-11-23 17:23:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2021-11-23 17:23:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:23:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:23:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-11-23 17:23:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-11-23 17:23:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2021-11-23 17:23:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2021-11-23 17:23:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2021-11-23 17:23:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2021-11-23 17:23:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-23 17:23:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-23 17:23:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:23:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:23:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:23:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2021-11-23 17:23:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2021-11-23 17:23:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 17:23:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 17:23:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:23:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:23:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:23:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:23:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:23:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2021-11-23 17:23:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2021-11-23 17:23:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:23:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2021-11-23 17:23:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2021-11-23 17:23:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 17:23:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 17:23:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 17:23:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 17:23:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 17:23:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 17:23:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:23:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2021-11-23 17:23:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2021-11-23 17:23:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 17:23:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 17:23:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:23:44,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:23:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2021-11-23 17:23:44,829 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2021-11-23 17:23:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2021-11-23 17:23:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2021-11-23 17:23:44,830 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:23:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:23:45,367 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:23:45,370 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:23:45,529 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:23:45,533 INFO L158 Benchmark]: Toolchain (without parser) took 3216.96ms. Allocated memory was 60.8MB in the beginning and 102.8MB in the end (delta: 41.9MB). Free memory was 34.4MB in the beginning and 49.2MB in the end (delta: -14.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2021-11-23 17:23:45,534 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:23:45,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1988.29ms. Allocated memory was 60.8MB in the beginning and 102.8MB in the end (delta: 41.9MB). Free memory was 34.2MB in the beginning and 55.6MB in the end (delta: -21.4MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 17:23:45,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.46ms. Allocated memory is still 102.8MB. Free memory was 55.6MB in the beginning and 44.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:23:45,536 INFO L158 Benchmark]: Boogie Preprocessor took 217.68ms. Allocated memory is still 102.8MB. Free memory was 44.7MB in the beginning and 53.8MB in the end (delta: -9.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 17:23:45,537 INFO L158 Benchmark]: RCFGBuilder took 818.14ms. Allocated memory is still 102.8MB. Free memory was 53.4MB in the beginning and 49.2MB in the end (delta: 4.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-23 17:23:45,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1988.29ms. Allocated memory was 60.8MB in the beginning and 102.8MB in the end (delta: 41.9MB). Free memory was 34.2MB in the beginning and 55.6MB in the end (delta: -21.4MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.46ms. Allocated memory is still 102.8MB. Free memory was 55.6MB in the beginning and 44.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 217.68ms. Allocated memory is still 102.8MB. Free memory was 44.7MB in the beginning and 53.8MB in the end (delta: -9.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * RCFGBuilder took 818.14ms. Allocated memory is still 102.8MB. Free memory was 53.4MB in the beginning and 49.2MB in the end (delta: 4.2MB). Peak memory consumption was 21.9MB. 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 17:23:45,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d85713c-ce4d-42d6-9462-1dfe04d831db/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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