./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6344be269056834d180d9b5e1136d4ee678a64c336fe877230b0ca721a1da138 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:17:15,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:17:15,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:17:15,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:17:15,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:17:15,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:17:15,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:17:15,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:17:15,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:17:15,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:17:15,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:17:15,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:17:15,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:17:15,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:17:15,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:17:15,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:17:15,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:17:15,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:17:15,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:17:15,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:17:15,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:17:15,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:17:15,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:17:15,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:17:15,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:17:15,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:17:15,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:17:15,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:17:15,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:17:15,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:17:15,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:17:15,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:17:15,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:17:15,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:17:15,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:17:15,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:17:15,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:17:15,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:17:15,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:17:15,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:17:15,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:17:15,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:17:15,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:17:15,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:17:15,255 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:17:15,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:17:15,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:17:15,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:17:15,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:17:15,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:17:15,257 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:17:15,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:17:15,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:17:15,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:17:15,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:17:15,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:17:15,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:17:15,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:17:15,260 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:17:15,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:17:15,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:17:15,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:17:15,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:17:15,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:17:15,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:17:15,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:17:15,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:17:15,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:17:15,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:17:15,276 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:17:15,276 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:17:15,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:17:15,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6344be269056834d180d9b5e1136d4ee678a64c336fe877230b0ca721a1da138 [2022-10-17 10:17:15,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:17:15,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:17:15,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:17:15,565 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:17:15,566 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:17:15,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i [2022-10-17 10:17:15,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/data/7fc4cdade/dd2a8614f2754f4ca6bb1d0e8bdcdbea/FLAG8a6783957 [2022-10-17 10:17:16,735 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:17:16,737 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i [2022-10-17 10:17:16,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/data/7fc4cdade/dd2a8614f2754f4ca6bb1d0e8bdcdbea/FLAG8a6783957 [2022-10-17 10:17:17,010 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/data/7fc4cdade/dd2a8614f2754f4ca6bb1d0e8bdcdbea [2022-10-17 10:17:17,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:17:17,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:17:17,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:17,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:17:17,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:17:17,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:17" (1/1) ... [2022-10-17 10:17:17,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b007b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:17, skipping insertion in model container [2022-10-17 10:17:17,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:17:17" (1/1) ... [2022-10-17 10:17:17,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:17:17,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:17:19,383 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_a9d717c4-9782-41dc-8eb8-249041f791ef/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i[190502,190515] [2022-10-17 10:17:20,026 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:20,033 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:20,034 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:20,040 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:21,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:21,533 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:17:21,878 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_a9d717c4-9782-41dc-8eb8-249041f791ef/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-gigaset-gigaset.ko.cil.out.i[190502,190515] [2022-10-17 10:17:22,032 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:22,035 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:22,035 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:22,039 WARN L1550 CHandler]: Possible shadowing of function abort [2022-10-17 10:17:22,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:17:22,675 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:17:22,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22 WrapperNode [2022-10-17 10:17:22,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:17:22,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:17:22,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:17:22,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:17:22,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:22,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,200 INFO L138 Inliner]: procedures = 352, calls = 6447, calls flagged for inlining = 152, calls inlined = 32, statements flattened = 4308 [2022-10-17 10:17:23,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:17:23,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:17:23,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:17:23,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:17:23,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,480 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:17:23,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:17:23,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:17:23,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:17:23,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:17:22" (1/1) ... [2022-10-17 10:17:23,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:17:23,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:17:23,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:17:23,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d717c4-9782-41dc-8eb8-249041f791ef/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:17:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2022-10-17 10:17:23,645 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2022-10-17 10:17:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:17:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:17:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 10:17:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:17:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:17:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2022-10-17 10:17:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2022-10-17 10:17:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 10:17:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 10:17:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:17:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:17:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-10-17 10:17:23,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-10-17 10:17:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2022-10-17 10:17:23,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2022-10-17 10:17:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-10-17 10:17:23,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-10-17 10:17:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:17:23,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:17:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2022-10-17 10:17:23,649 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2022-10-17 10:17:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:17:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:17:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_enterconfigmode [2022-10-17 10:17:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_enterconfigmode [2022-10-17 10:17:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:17:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:17:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:17:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:17:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure if_ioctl [2022-10-17 10:17:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure if_ioctl [2022-10-17 10:17:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-17 10:17:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-17 10:17:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:17:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:17:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 10:17:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 10:17:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure if_tiocmget [2022-10-17 10:17:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure if_tiocmget [2022-10-17 10:17:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 10:17:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 10:17:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 10:17:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 10:17:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure if_config [2022-10-17 10:17:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure if_config [2022-10-17 10:17:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:17:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:17:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure if_chars_in_buffer [2022-10-17 10:17:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure if_chars_in_buffer [2022-10-17 10:17:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure if_write_room [2022-10-17 10:17:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure if_write_room [2022-10-17 10:17:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure if_lock [2022-10-17 10:17:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure if_lock [2022-10-17 10:17:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:17:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:17:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure if_throttle [2022-10-17 10:17:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure if_throttle [2022-10-17 10:17:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-17 10:17:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-17 10:17:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:17:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 10:17:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 10:17:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2022-10-17 10:17:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2022-10-17 10:17:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-17 10:17:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-17 10:17:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:17:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:17:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:17:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:17:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:17:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-10-17 10:17:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:17:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-17 10:17:23,663 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-17 10:17:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:17:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:17:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:17:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:17:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:17:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-17 10:17:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-17 10:17:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure if_tiocmset [2022-10-17 10:17:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure if_tiocmset [2022-10-17 10:17:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-17 10:17:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-17 10:17:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure if_open [2022-10-17 10:17:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure if_open [2022-10-17 10:17:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:17:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:17:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure setflags [2022-10-17 10:17:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure setflags [2022-10-17 10:17:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:17:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:17:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure if_unthrottle [2022-10-17 10:17:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure if_unthrottle [2022-10-17 10:17:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:17:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 10:17:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 10:17:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:17:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:17:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 10:17:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 10:17:24,317 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:17:24,320 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:17:24,906 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-10-17 10:17:24,906 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-10-17 10:17:24,955 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 10:17:24,961 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 10:17:25,402 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false;call ULTIMATE.dealloc(if_version_~#version~0#1.base, if_version_~#version~0#1.offset);havoc if_version_~#version~0#1.base, if_version_~#version~0#1.offset;call ULTIMATE.dealloc(if_version_~#compat~0#1.base, if_version_~#compat~0#1.offset);havoc if_version_~#compat~0#1.base, if_version_~#compat~0#1.offset;call ULTIMATE.dealloc(if_version_~#__wait~4#1.base, if_version_~#__wait~4#1.offset);havoc if_version_~#__wait~4#1.base, if_version_~#__wait~4#1.offset; [2022-10-17 10:17:25,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2022-10-17 10:17:25,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume !false; [2022-10-17 10:17:25,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##52: assume false; [2022-10-17 10:17:25,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2022-10-17 10:17:25,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2022-10-17 10:17:25,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2022-10-17 10:17:25,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2022-10-17 10:17:25,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2022-10-17 10:17:25,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2022-10-17 10:17:25,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2022-10-17 10:17:25,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2022-10-17 10:17:25,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2022-10-17 10:17:25,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2022-10-17 10:17:25,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5012-1: ~tmp~4#1.base, ~tmp~4#1.offset := #t~ret76#1.base, #t~ret76#1.offset;havoc #t~ret76#1.base, #t~ret76#1.offset;~__ptr~0#1.base, ~__ptr~0#1.offset := ~tmp~4#1.base, ~tmp~4#1.offset; [2022-10-17 10:17:25,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5012: SUMMARY for call #t~ret76#1.base, #t~ret76#1.offset := get_current(); srcloc: null [2022-10-17 10:17:25,647 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 10:17:25,648 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 10:17:25,650 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 10:17:25,795 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2022-10-17 10:17:25,796 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2022-10-17 10:17:25,796 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume false; [2022-10-17 10:17:25,796 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume !false; [2022-10-17 10:17:25,796 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2022-10-17 10:17:25,796 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2022-10-17 10:17:26,110 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock.