./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-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc --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 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad --- 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-5e519f3 [2022-11-02 20:48:06,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:48:06,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:48:06,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:48:06,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:48:06,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:48:06,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:48:06,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:48:06,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:48:06,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:48:06,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:48:06,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:48:06,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:48:06,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:48:06,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:48:06,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:48:06,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:48:06,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:48:06,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:48:06,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:48:06,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:48:06,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:48:06,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:48:06,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:48:06,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:48:06,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:48:06,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:48:06,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:48:06,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:48:06,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:48:06,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:48:06,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:48:06,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:48:06,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:48:06,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:48:06,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:48:06,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:48:06,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:48:06,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:48:06,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:48:06,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:48:06,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:48:06,841 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:48:06,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:48:06,842 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:48:06,842 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:48:06,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:48:06,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:48:06,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:48:06,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:48:06,845 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:48:06,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:48:06,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:48:06,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:48:06,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:48:06,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:48:06,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:48:06,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:48:06,848 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:48:06,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:48:06,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:48:06,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:48:06,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:48:06,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:48:06,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:48:06,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:48:06,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:48:06,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:48:06,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:48:06,852 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:48:06,852 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:48:06,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:48:06,852 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_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2022-11-02 20:48:07,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:48:07,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:48:07,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:48:07,223 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:48:07,224 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:48:07,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-11-02 20:48:07,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/data/23a3b4fd7/9191c9da5fc340338e80ba8de474f168/FLAG66f48ec52 [2022-11-02 20:48:08,290 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:48:08,291 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-11-02 20:48:08,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/data/23a3b4fd7/9191c9da5fc340338e80ba8de474f168/FLAG66f48ec52 [2022-11-02 20:48:08,636 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/data/23a3b4fd7/9191c9da5fc340338e80ba8de474f168 [2022-11-02 20:48:08,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:48:08,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:48:08,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:48:08,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:48:08,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:48:08,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:48:08" (1/1) ... [2022-11-02 20:48:08,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9bb66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:08, skipping insertion in model container [2022-11-02 20:48:08,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:48:08" (1/1) ... [2022-11-02 20:48:08,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:48:08,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:48:10,899 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_6ca561c7-715d-412a-9401-25247ef4b71a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2022-11-02 20:48:10,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:48:11,011 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:48:11,929 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_6ca561c7-715d-412a-9401-25247ef4b71a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2022-11-02 20:48:11,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:48:12,102 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:48:12,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12 WrapperNode [2022-11-02 20:48:12,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:48:12,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:48:12,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:48:12,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:48:12,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:12,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:13,861 INFO L138 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 47, calls inlined = 45, statements flattened = 61840 [2022-11-02 20:48:13,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:48:13,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:48:13,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:48:13,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:48:13,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:13,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:14,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:14,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:15,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:16,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:16,401 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:16,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:16,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:48:16,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:48:16,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:48:16,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:48:16,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (1/1) ... [2022-11-02 20:48:16,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:48:16,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:48:16,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:48:16,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:48:16,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:48:16,956 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-11-02 20:48:16,956 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-11-02 20:48:16,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:48:16,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:48:16,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:48:16,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:48:16,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:48:16,958 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-11-02 20:48:16,958 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-11-02 20:48:16,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:48:16,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:48:16,959 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_id [2022-11-02 20:48:16,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_id [2022-11-02 20:48:16,959 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_update_bits [2022-11-02 20:48:16,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_update_bits [2022-11-02 20:48:16,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:48:16,960 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-11-02 20:48:16,960 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-11-02 20:48:16,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:48:16,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:48:16,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:48:16,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:48:16,961 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_read [2022-11-02 20:48:16,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_read [2022-11-02 20:48:16,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:48:16,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:48:16,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:48:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:48:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_notifier_call_chain [2022-11-02 20:48:16,963 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_notifier_call_chain [2022-11-02 20:48:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:48:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:48:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-02 20:48:16,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-02 20:48:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-02 20:48:16,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-02 20:48:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:48:16,965 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-02 20:48:16,965 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-02 20:48:16,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:48:16,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:48:16,966 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2022-11-02 20:48:16,966 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2022-11-02 20:48:16,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:48:16,967 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-02 20:48:16,967 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-02 20:48:16,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:48:16,967 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_irq_handler [2022-11-02 20:48:16,968 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_irq_handler [2022-11-02 20:48:16,968 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_write [2022-11-02 20:48:16,969 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_write [2022-11-02 20:48:16,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:48:16,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:48:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:48:16,970 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:48:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:48:17,502 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:48:17,505 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:48:17,768 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:49:33,330 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:49:33,698 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:49:33,698 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:49:33,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:33 BoogieIcfgContainer [2022-11-02 20:49:33,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:49:33,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:49:33,753 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:49:33,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:49:33,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:48:08" (1/3) ... [2022-11-02 20:49:33,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aff7d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:49:33, skipping insertion in model container [2022-11-02 20:49:33,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:12" (2/3) ... [2022-11-02 20:49:33,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aff7d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:49:33, skipping insertion in model container [2022-11-02 20:49:33,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:33" (3/3) ... [2022-11-02 20:49:33,762 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-11-02 20:49:33,789 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:49:33,790 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:49:33,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aff7d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:49:33, skipping insertion in model container [2022-11-02 20:49:33,792 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:49:33,794 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:49:33,794 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:49:33,794 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:49:33,795 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:33" (3/3) ... [2022-11-02 20:49:33,803 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:49:33,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2022-11-02 20:49:33,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_irq_handler [2022-11-02 20:49:33,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_notifier_call_chain [2022-11-02 20:49:33,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2022-11-02 20:49:33,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2022-11-02 20:49:33,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_write [2022-11-02 20:49:33,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_id [2022-11-02 20:49:33,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_update_bits [2022-11-02 20:49:33,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-11-02 20:49:33,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-02 20:49:33,815 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2022-11-02 20:49:33,815 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2022-11-02 20:49:33,815 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-02 20:49:33,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_read [2022-11-02 20:49:33,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_request_threaded_irq [2022-11-02 20:49:33,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2022-11-02 20:49:33,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_2 [2022-11-02 20:49:33,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-02 20:49:33,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-11-02 20:49:33,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-11-02 20:49:33,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2022-11-02 20:49:33,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-02 20:49:34,387 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-11-02 20:49:34,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-11-02 20:49:34,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-02 20:49:34,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-02 20:49:34,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:49:34,579 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:49:37,678 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:49:37,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:49:37,680 INFO L158 Benchmark]: Toolchain (without parser) took 89039.27ms. Allocated memory was 90.2MB in the beginning and 9.3GB in the end (delta: 9.3GB). Free memory was 54.0MB in the beginning and 8.3GB in the end (delta: -8.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-02 20:49:37,680 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory was 45.8MB in the beginning and 45.8MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:49:37,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3461.98ms. Allocated memory was 90.2MB in the beginning and 415.2MB in the end (delta: 325.1MB). Free memory was 54.0MB in the beginning and 236.2MB in the end (delta: -182.2MB). Peak memory consumption was 140.9MB. Max. memory is 16.1GB. [2022-11-02 20:49:37,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 1756.04ms. Allocated memory was 415.2MB in the beginning and 1.1GB in the end (delta: 639.6MB). Free memory was 236.2MB in the beginning and 807.7MB in the end (delta: -571.5MB). Peak memory consumption was 169.9MB. Max. memory is 16.1GB. [2022-11-02 20:49:37,682 INFO L158 Benchmark]: Boogie Preprocessor took 2984.83ms. Allocated memory was 1.1GB in the beginning and 3.1GB in the end (delta: 2.0GB). Free memory was 807.7MB in the beginning and 2.7GB in the end (delta: -1.8GB). Peak memory consumption was 206.6MB. Max. memory is 16.1GB. [2022-11-02 20:49:37,683 INFO L158 Benchmark]: RCFGBuilder took 76900.88ms. Allocated memory was 3.1GB in the beginning and 9.3GB in the end (delta: 6.3GB). Free memory was 2.7GB in the beginning and 8.6GB in the end (delta: -5.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2022-11-02 20:49:37,683 INFO L158 Benchmark]: TraceAbstraction took 39.73ms. Allocated memory is still 9.3GB. Free memory was 8.6GB in the beginning and 8.6GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:49:37,683 INFO L158 Benchmark]: Witness Printer took 3884.72ms. Allocated memory is still 9.3GB. Free memory was 8.6GB in the beginning and 8.3GB in the end (delta: 234.8MB). Peak memory consumption was 637.5MB. Max. memory is 16.1GB. [2022-11-02 20:49:37,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory was 45.8MB in the beginning and 45.8MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3461.98ms. Allocated memory was 90.2MB in the beginning and 415.2MB in the end (delta: 325.1MB). Free memory was 54.0MB in the beginning and 236.2MB in the end (delta: -182.2MB). Peak memory consumption was 140.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1756.04ms. Allocated memory was 415.2MB in the beginning and 1.1GB in the end (delta: 639.6MB). Free memory was 236.2MB in the beginning and 807.7MB in the end (delta: -571.5MB). Peak memory consumption was 169.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2984.83ms. Allocated memory was 1.1GB in the beginning and 3.1GB in the end (delta: 2.0GB). Free memory was 807.7MB in the beginning and 2.7GB in the end (delta: -1.8GB). Peak memory consumption was 206.6MB. Max. memory is 16.1GB. * RCFGBuilder took 76900.88ms. Allocated memory was 3.1GB in the beginning and 9.3GB in the end (delta: 6.3GB). Free memory was 2.7GB in the beginning and 8.6GB in the end (delta: -5.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * TraceAbstraction took 39.73ms. Allocated memory is still 9.3GB. Free memory was 8.6GB in the beginning and 8.6GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 3884.72ms. Allocated memory is still 9.3GB. Free memory was 8.6GB in the beginning and 8.3GB in the end (delta: 234.8MB). Peak memory consumption was 637.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-02 20:49:37,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca561c7-715d-412a-9401-25247ef4b71a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE