./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:05:59,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:05:59,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:05:59,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:05:59,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:05:59,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:05:59,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:05:59,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:05:59,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:05:59,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:05:59,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:05:59,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:05:59,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:05:59,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:05:59,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:05:59,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:05:59,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:05:59,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:05:59,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:05:59,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:05:59,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:05:59,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:05:59,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:05:59,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:05:59,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:05:59,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:05:59,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:05:59,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:05:59,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:05:59,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:05:59,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:05:59,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:05:59,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:05:59,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:05:59,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:05:59,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:05:59,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:05:59,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:05:59,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:05:59,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:05:59,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:05:59,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:05:59,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:05:59,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:05:59,304 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:05:59,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:05:59,305 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:05:59,305 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:05:59,306 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:05:59,306 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:05:59,306 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:05:59,306 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:05:59,306 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:05:59,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:05:59,307 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:05:59,307 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:05:59,307 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:05:59,307 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:05:59,307 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:05:59,308 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:05:59,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:05:59,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:05:59,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:05:59,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:05:59,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:05:59,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:05:59,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:05:59,322 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:05:59,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:05:59,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:05:59,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:05:59,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:05:59,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:05:59,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:05:59,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:05:59,327 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:05:59,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:05:59,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:05:59,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:05:59,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:05:59,329 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 [2021-11-23 17:05:59,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:05:59,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:05:59,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:05:59,621 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:05:59,622 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:05:59,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-11-23 17:05:59,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/b06305aac/2430433cdf074dd1b1353fd0db139db1/FLAGce5f4ec53 [2021-11-23 17:06:00,590 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:06:00,591 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-11-23 17:06:00,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/b06305aac/2430433cdf074dd1b1353fd0db139db1/FLAGce5f4ec53 [2021-11-23 17:06:01,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/b06305aac/2430433cdf074dd1b1353fd0db139db1 [2021-11-23 17:06:01,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:06:01,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:06:01,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:06:01,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:06:01,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:06:01,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:06:01" (1/1) ... [2021-11-23 17:06:01,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8158a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:01, skipping insertion in model container [2021-11-23 17:06:01,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:06:01" (1/1) ... [2021-11-23 17:06:01,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:06:01,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:06:02,643 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-11-23 17:06:02,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:06:02,850 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:06:03,178 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-11-23 17:06:03,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:06:03,421 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:06:03,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03 WrapperNode [2021-11-23 17:06:03,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:06:03,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:06:03,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:06:03,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:06:03,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,732 INFO L137 Inliner]: procedures = 199, calls = 2183, calls flagged for inlining = 73, calls inlined = 51, statements flattened = 3134 [2021-11-23 17:06:03,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:06:03,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:06:03,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:06:03,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:06:03,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:03,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:04,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:06:04,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:06:04,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:06:04,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:06:04,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:03" (1/1) ... [2021-11-23 17:06:04,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:06:04,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:06:04,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:06:04,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:06:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:06:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:06:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-11-23 17:06:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-11-23 17:06:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 17:06:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:06:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:06:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:06:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:06:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 17:06:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 17:06:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:06:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:06:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-11-23 17:06:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-11-23 17:06:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:06:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:06:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:06:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:06:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 17:06:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 17:06:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:06:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:06:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2021-11-23 17:06:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2021-11-23 17:06:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:06:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:06:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:06:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:06:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:06:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:06:04,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:06:04,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:06:04,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-11-23 17:06:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-11-23 17:06:04,105 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 17:06:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 17:06:04,106 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2021-11-23 17:06:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2021-11-23 17:06:04,106 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:06:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:06:04,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:06:04,107 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2021-11-23 17:06:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2021-11-23 17:06:04,107 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2021-11-23 17:06:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2021-11-23 17:06:04,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:06:04,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:06:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:06:04,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:06:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:06:04,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:06:04,111 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2021-11-23 17:06:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2021-11-23 17:06:04,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:06:04,111 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2021-11-23 17:06:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2021-11-23 17:06:04,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:06:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2021-11-23 17:06:04,112 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2021-11-23 17:06:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:06:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2021-11-23 17:06:04,112 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2021-11-23 17:06:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2021-11-23 17:06:04,112 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2021-11-23 17:06:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2021-11-23 17:06:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2021-11-23 17:06:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 17:06:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 17:06:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 17:06:04,115 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 17:06:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:06:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 17:06:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 17:06:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:06:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:06:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:06:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:06:04,595 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:06:04,597 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:06:12,814 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:06:12,819 INFO L158 Benchmark]: Toolchain (without parser) took 11713.02ms. Allocated memory was 90.2MB in the beginning and 278.9MB in the end (delta: 188.7MB). Free memory was 51.1MB in the beginning and 183.9MB in the end (delta: -132.8MB). Peak memory consumption was 166.5MB. Max. memory is 16.1GB. [2021-11-23 17:06:12,821 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:06:12,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2316.05ms. Allocated memory was 90.2MB in the beginning and 195.0MB in the end (delta: 104.9MB). Free memory was 51.0MB in the beginning and 116.1MB in the end (delta: -65.1MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-23 17:06:12,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 310.03ms. Allocated memory is still 195.0MB. Free memory was 116.1MB in the beginning and 96.1MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 17:06:12,827 INFO L158 Benchmark]: Boogie Preprocessor took 280.17ms. Allocated memory is still 195.0MB. Free memory was 96.1MB in the beginning and 126.2MB in the end (delta: -30.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 17:06:12,829 INFO L158 Benchmark]: RCFGBuilder took 8802.04ms. Allocated memory was 195.0MB in the beginning and 278.9MB in the end (delta: 83.9MB). Free memory was 126.2MB in the beginning and 183.9MB in the end (delta: -57.7MB). Peak memory consumption was 134.7MB. Max. memory is 16.1GB. [2021-11-23 17:06:12,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2316.05ms. Allocated memory was 90.2MB in the beginning and 195.0MB in the end (delta: 104.9MB). Free memory was 51.0MB in the beginning and 116.1MB in the end (delta: -65.1MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 310.03ms. Allocated memory is still 195.0MB. Free memory was 116.1MB in the beginning and 96.1MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 280.17ms. Allocated memory is still 195.0MB. Free memory was 96.1MB in the beginning and 126.2MB in the end (delta: -30.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8802.04ms. Allocated memory was 195.0MB in the beginning and 278.9MB in the end (delta: 83.9MB). Free memory was 126.2MB in the beginning and 183.9MB in the end (delta: -57.7MB). Peak memory consumption was 134.7MB. 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 17:06:12,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:06:15,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:06:15,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:06:15,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:06:15,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:06:15,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:06:15,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:06:15,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:06:15,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:06:15,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:06:15,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:06:15,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:06:15,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:06:15,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:06:15,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:06:15,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:06:15,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:06:15,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:06:15,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:06:15,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:06:15,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:06:15,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:06:15,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:06:15,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:06:15,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:06:15,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:06:15,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:06:15,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:06:15,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:06:15,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:06:15,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:06:15,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:06:15,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:06:15,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:06:15,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:06:15,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:06:15,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:06:15,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:06:15,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:06:15,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:06:15,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:06:15,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:06:15,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:06:15,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:06:15,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:06:15,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:06:15,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:06:15,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:06:15,568 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:06:15,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:06:15,570 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:06:15,570 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:06:15,571 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:06:15,572 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:06:15,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:06:15,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:06:15,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:06:15,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:06:15,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:06:15,575 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:06:15,575 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:06:15,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:06:15,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:06:15,576 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:06:15,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:06:15,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:06:15,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:06:15,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:06:15,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:06:15,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:06:15,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:06:15,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:06:15,578 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:06:15,578 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:06:15,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:06:15,579 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:06:15,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:06:15,579 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 [2021-11-23 17:06:15,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:06:15,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:06:15,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:06:15,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:06:15,998 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:06:15,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-11-23 17:06:16,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/0cd9ebfc1/c4c67e35000140faa1fa892ce3e0cd84/FLAGacc7cc7dc [2021-11-23 17:06:17,026 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:06:17,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-11-23 17:06:17,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/0cd9ebfc1/c4c67e35000140faa1fa892ce3e0cd84/FLAGacc7cc7dc [2021-11-23 17:06:17,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/data/0cd9ebfc1/c4c67e35000140faa1fa892ce3e0cd84 [2021-11-23 17:06:17,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:06:17,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:06:17,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:06:17,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:06:17,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:06:17,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:06:17" (1/1) ... [2021-11-23 17:06:17,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f914ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:17, skipping insertion in model container [2021-11-23 17:06:17,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:06:17" (1/1) ... [2021-11-23 17:06:17,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:06:17,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:06:19,021 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-11-23 17:06:19,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:06:19,214 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:06:19,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:06:19,625 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-11-23 17:06:19,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:06:19,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:06:19,994 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_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-11-23 17:06:20,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:06:20,285 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:06:20,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20 WrapperNode [2021-11-23 17:06:20,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:06:20,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:06:20,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:06:20,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:06:20,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,640 INFO L137 Inliner]: procedures = 207, calls = 2183, calls flagged for inlining = 73, calls inlined = 51, statements flattened = 3039 [2021-11-23 17:06:20,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:06:20,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:06:20,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:06:20,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:06:20,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:06:20,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:06:20,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:06:20,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:06:20,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:20" (1/1) ... [2021-11-23 17:06:20,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:06:20,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:06:20,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:06:20,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:06:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:06:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:06:20,938 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:06:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-11-23 17:06:20,939 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-11-23 17:06:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:06:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 17:06:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:06:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:06:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:06:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:06:20,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:06:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:06:20,940 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 17:06:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 17:06:20,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:06:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:06:20,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-11-23 17:06:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-11-23 17:06:20,941 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:06:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:06:20,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:06:20,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:06:20,942 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 17:06:20,942 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 17:06:20,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:06:20,942 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:06:20,942 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2021-11-23 17:06:20,943 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2021-11-23 17:06:20,943 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:06:20,943 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:06:20,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:06:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:06:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:06:20,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:06:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:06:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:06:20,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:06:20,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:06:20,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-11-23 17:06:20,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-11-23 17:06:20,946 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 17:06:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 17:06:20,947 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2021-11-23 17:06:20,948 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2021-11-23 17:06:20,949 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:06:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:06:20,950 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2021-11-23 17:06:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2021-11-23 17:06:20,950 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2021-11-23 17:06:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2021-11-23 17:06:20,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:06:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:06:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:06:20,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:06:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:06:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2021-11-23 17:06:20,952 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2021-11-23 17:06:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:06:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2021-11-23 17:06:20,953 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2021-11-23 17:06:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:06:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2021-11-23 17:06:20,953 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2021-11-23 17:06:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:06:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2021-11-23 17:06:20,955 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2021-11-23 17:06:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2021-11-23 17:06:20,955 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2021-11-23 17:06:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2021-11-23 17:06:20,955 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2021-11-23 17:06:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 17:06:20,956 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 17:06:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 17:06:20,956 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 17:06:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 17:06:20,956 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 17:06:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:06:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:06:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:06:20,958 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:06:21,495 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:06:21,499 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:06:23,055 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:06:23,058 INFO L158 Benchmark]: Toolchain (without parser) took 5559.64ms. Allocated memory was 67.1MB in the beginning and 159.4MB in the end (delta: 92.3MB). Free memory was 38.8MB in the beginning and 81.8MB in the end (delta: -43.0MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2021-11-23 17:06:23,059 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:06:23,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2787.77ms. Allocated memory was 67.1MB in the beginning and 159.4MB in the end (delta: 92.3MB). Free memory was 38.7MB in the beginning and 69.6MB in the end (delta: -30.9MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2021-11-23 17:06:23,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 352.67ms. Allocated memory is still 159.4MB. Free memory was 69.6MB in the beginning and 96.7MB in the end (delta: -27.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-23 17:06:23,061 INFO L158 Benchmark]: Boogie Preprocessor took 201.88ms. Allocated memory is still 159.4MB. Free memory was 96.7MB in the beginning and 77.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 17:06:23,061 INFO L158 Benchmark]: RCFGBuilder took 2212.89ms. Allocated memory is still 159.4MB. Free memory was 77.9MB in the beginning and 81.8MB in the end (delta: -4.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 17:06:23,063 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2787.77ms. Allocated memory was 67.1MB in the beginning and 159.4MB in the end (delta: 92.3MB). Free memory was 38.7MB in the beginning and 69.6MB in the end (delta: -30.9MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 352.67ms. Allocated memory is still 159.4MB. Free memory was 69.6MB in the beginning and 96.7MB in the end (delta: -27.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 201.88ms. Allocated memory is still 159.4MB. Free memory was 96.7MB in the beginning and 77.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2212.89ms. Allocated memory is still 159.4MB. Free memory was 77.9MB in the beginning and 81.8MB in the end (delta: -4.0MB). Peak memory consumption was 38.1MB. 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 17:06:23,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6de8e69-dfcc-4f97-a026-f1b4372ee9b6/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable