./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b479e51018d80d25183f2450af5840c59bf4203 .................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b479e51018d80d25183f2450af5840c59bf4203 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 17:24:36,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 17:24:36,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 17:24:36,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 17:24:36,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 17:24:36,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 17:24:36,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 17:24:36,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 17:24:36,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 17:24:36,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 17:24:36,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 17:24:36,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 17:24:36,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 17:24:36,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 17:24:36,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 17:24:36,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 17:24:36,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 17:24:36,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 17:24:36,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 17:24:36,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 17:24:36,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 17:24:36,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 17:24:36,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 17:24:36,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 17:24:36,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 17:24:36,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 17:24:36,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 17:24:36,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 17:24:36,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 17:24:36,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 17:24:36,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 17:24:36,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 17:24:36,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 17:24:36,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 17:24:36,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 17:24:36,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 17:24:36,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 17:24:36,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 17:24:36,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 17:24:36,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 17:24:36,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 17:24:36,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-12-01 17:24:36,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 17:24:36,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 17:24:36,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 17:24:36,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 17:24:36,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 17:24:36,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 17:24:36,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 17:24:36,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 17:24:36,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 17:24:36,671 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 17:24:36,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 17:24:36,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 17:24:36,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:24:36,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 17:24:36,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 17:24:36,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 17:24:36,672 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 17:24:36,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 17:24:36,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 17:24:36,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 17:24:36,672 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b479e51018d80d25183f2450af5840c59bf4203 [2019-12-01 17:24:36,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 17:24:36,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 17:24:36,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 17:24:36,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 17:24:36,786 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 17:24:36,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2019-12-01 17:24:36,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/aa6c5bdbc/7bcb54fa7cc046259d4f7617322dfa37/FLAGe44bc5cac [2019-12-01 17:24:37,509 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 17:24:37,509 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2019-12-01 17:24:37,544 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/aa6c5bdbc/7bcb54fa7cc046259d4f7617322dfa37/FLAGe44bc5cac [2019-12-01 17:24:37,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/aa6c5bdbc/7bcb54fa7cc046259d4f7617322dfa37 [2019-12-01 17:24:37,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 17:24:37,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 17:24:37,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 17:24:37,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 17:24:37,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 17:24:37,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:37" (1/1) ... [2019-12-01 17:24:37,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a937a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:37, skipping insertion in model container [2019-12-01 17:24:37,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:37" (1/1) ... [2019-12-01 17:24:37,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 17:24:38,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 17:24:39,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:24:39,858 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 17:24:40,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:24:40,604 INFO L208 MainTranslator]: Completed translation [2019-12-01 17:24:40,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40 WrapperNode [2019-12-01 17:24:40,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 17:24:40,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 17:24:40,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 17:24:40,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 17:24:40,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:40,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:40,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 17:24:40,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 17:24:40,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 17:24:40,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 17:24:40,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:40,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:40,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:40,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:40,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:41,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:41,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... [2019-12-01 17:24:41,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 17:24:41,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 17:24:41,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 17:24:41,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 17:24:41,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:24:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_free [2019-12-01 17:24:41,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_free [2019-12-01 17:24:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_mmap [2019-12-01 17:24:41,129 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_mmap [2019-12-01 17:24:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-12-01 17:24:41,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-12-01 17:24:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-12-01 17:24:41,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-12-01 17:24:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_compat_ioctl [2019-12-01 17:24:41,130 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_compat_ioctl [2019-12-01 17:24:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-12-01 17:24:41,130 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-12-01 17:24:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-12-01 17:24:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2019-12-01 17:24:41,131 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2019-12-01 17:24:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-12-01 17:24:41,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-12-01 17:24:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_running [2019-12-01 17:24:41,131 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_running [2019-12-01 17:24:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_alloc [2019-12-01 17:24:41,132 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_alloc [2019-12-01 17:24:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure compat_chaninfo [2019-12-01 17:24:41,132 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_chaninfo [2019-12-01 17:24:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_cleanup [2019-12-01 17:24:41,132 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_cleanup [2019-12-01 17:24:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write_subdevice [2019-12-01 17:24:41,132 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write_subdevice [2019-12-01 17:24:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure max_write_buffer_kb_show [2019-12-01 17:24:41,133 INFO L138 BoogieDeclarations]: Found implementation of procedure max_write_buffer_kb_show [2019-12-01 17:24:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_set_subdevice_runflags [2019-12-01 17:24:41,133 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_set_subdevice_runflags [2019-12-01 17:24:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-12-01 17:24:41,133 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-12-01 17:24:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-12-01 17:24:41,133 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-12-01 17:24:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-01 17:24:41,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-12-01 17:24:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-12-01 17:24:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-12-01 17:24:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read_subdevice [2019-12-01 17:24:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read_subdevice [2019-12-01 17:24:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_free [2019-12-01 17:24:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_free [2019-12-01 17:24:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_open [2019-12-01 17:24:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_open [2019-12-01 17:24:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-12-01 17:24:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-12-01 17:24:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-12-01 17:24:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-12-01 17:24:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-12-01 17:24:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-12-01 17:24:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure compat_rangeinfo [2019-12-01 17:24:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_rangeinfo [2019-12-01 17:24:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insn [2019-12-01 17:24:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insn [2019-12-01 17:24:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insnlist [2019-12-01 17:24:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insnlist [2019-12-01 17:24:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_alloc [2019-12-01 17:24:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_alloc [2019-12-01 17:24:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2019-12-01 17:24:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_fasync [2019-12-01 17:24:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_fasync [2019-12-01 17:24:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-12-01 17:24:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-12-01 17:24:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_per_sample [2019-12-01 17:24:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_per_sample [2019-12-01 17:24:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-12-01 17:24:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-12-01 17:24:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_board_minor [2019-12-01 17:24:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_board_minor [2019-12-01 17:24:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-12-01 17:24:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-12-01 17:24:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_poll [2019-12-01 17:24:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_poll [2019-12-01 17:24:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_n_available [2019-12-01 17:24:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_n_available [2019-12-01 17:24:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-12-01 17:24:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-12-01 17:24:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-12-01 17:24:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-12-01 17:24:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-12-01 17:24:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-12-01 17:24:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_cmd [2019-12-01 17:24:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_cmd [2019-12-01 17:24:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 17:24:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 17:24:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-12-01 17:24:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-12-01 17:24:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-12-01 17:24:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-12-01 17:24:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_alloc [2019-12-01 17:24:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_alloc [2019-12-01 17:24:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-12-01 17:24:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-12-01 17:24:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-12-01 17:24:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-12-01 17:24:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_in_error [2019-12-01 17:24:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_in_error [2019-12-01 17:24:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_detach [2019-12-01 17:24:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_detach [2019-12-01 17:24:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_check_chanlist [2019-12-01 17:24:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_check_chanlist [2019-12-01 17:24:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 17:24:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-01 17:24:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-12-01 17:24:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-12-01 17:24:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write [2019-12-01 17:24:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write [2019-12-01 17:24:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-12-01 17:24:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-12-01 17:24:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2019-12-01 17:24:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2019-12-01 17:24:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-12-01 17:24:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-12-01 17:24:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_proc_open [2019-12-01 17:24:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_proc_open [2019-12-01 17:24:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-12-01 17:24:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-12-01 17:24:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-12-01 17:24:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-12-01 17:24:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-12-01 17:24:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-12-01 17:24:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-12-01 17:24:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-12-01 17:24:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-12-01 17:24:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-12-01 17:24:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-12-01 17:24:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-12-01 17:24:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-12-01 17:24:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-12-01 17:24:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-12-01 17:24:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-12-01 17:24:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_postconfig [2019-12-01 17:24:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_postconfig [2019-12-01 17:24:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-12-01 17:24:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-12-01 17:24:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure max_read_buffer_kb_show [2019-12-01 17:24:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure max_read_buffer_kb_show [2019-12-01 17:24:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-12-01 17:24:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-12-01 17:24:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_free_board_dev [2019-12-01 17:24:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_free_board_dev [2019-12-01 17:24:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_free [2019-12-01 17:24:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_free [2019-12-01 17:24:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_from_minor [2019-12-01 17:24:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_from_minor [2019-12-01 17:24:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 17:24:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2019-12-01 17:24:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2019-12-01 17:24:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_cleanup_board_minors [2019-12-01 17:24:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_cleanup_board_minors [2019-12-01 17:24:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-12-01 17:24:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-12-01 17:24:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_close [2019-12-01 17:24:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_close [2019-12-01 17:24:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_write_alloc [2019-12-01 17:24:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_write_alloc [2019-12-01 17:24:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure write_buffer_kb_show [2019-12-01 17:24:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure write_buffer_kb_show [2019-12-01 17:24:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmd [2019-12-01 17:24:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmd [2019-12-01 17:24:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-01 17:24:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-12-01 17:24:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2019-12-01 17:24:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-12-01 17:24:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-12-01 17:24:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 17:24:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-12-01 17:24:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-12-01 17:24:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-12-01 17:24:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-12-01 17:24:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-12-01 17:24:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-12-01 17:24:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_subdevice_from_minor [2019-12-01 17:24:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_subdevice_from_minor [2019-12-01 17:24:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmdtest [2019-12-01 17:24:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmdtest [2019-12-01 17:24:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure read_buffer_kb_show [2019-12-01 17:24:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure read_buffer_kb_show [2019-12-01 17:24:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-12-01 17:24:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-12-01 17:24:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-01 17:24:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure insn_rw_emulate_bits [2019-12-01 17:24:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure insn_rw_emulate_bits [2019-12-01 17:24:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-12-01 17:24:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-12-01 17:24:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-12-01 17:24:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-12-01 17:24:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_n_allocated [2019-12-01 17:24:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_n_allocated [2019-12-01 17:24:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_close [2019-12-01 17:24:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_close [2019-12-01 17:24:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 17:24:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_open [2019-12-01 17:24:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_open [2019-12-01 17:24:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-12-01 17:24:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 17:24:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 17:24:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_idle [2019-12-01 17:24:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_idle [2019-12-01 17:24:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-12-01 17:24:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-12-01 17:24:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-12-01 17:24:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-12-01 17:24:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure translated_ioctl [2019-12-01 17:24:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure translated_ioctl [2019-12-01 17:24:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-12-01 17:24:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-12-01 17:24:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-12-01 17:24:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-12-01 17:24:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure raw_ioctl [2019-12-01 17:24:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_ioctl [2019-12-01 17:24:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_reset [2019-12-01 17:24:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_reset [2019-12-01 17:24:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure resize_async_buffer [2019-12-01 17:24:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_async_buffer [2019-12-01 17:24:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure parse_insn [2019-12-01 17:24:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_insn [2019-12-01 17:24:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_get_subdevice_runflags [2019-12-01 17:24:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_get_subdevice_runflags [2019-12-01 17:24:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-12-01 17:24:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-12-01 17:24:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-12-01 17:24:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-12-01 17:24:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure do_become_nonbusy [2019-12-01 17:24:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure do_become_nonbusy [2019-12-01 17:24:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_unlocked_ioctl [2019-12-01 17:24:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_unlocked_ioctl [2019-12-01 17:24:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel [2019-12-01 17:24:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel [2019-12-01 17:24:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_insn [2019-12-01 17:24:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_insn [2019-12-01 17:24:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 17:24:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-12-01 17:24:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-12-01 17:24:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 17:24:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 17:24:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-12-01 17:24:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-12-01 17:24:42,328 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9020: aref_invalid_#res := 1;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8991: havoc aref_invalid_#t~switch1578; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9016: assume aref_invalid_#t~switch1578; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9016: assume !aref_invalid_#t~switch1578; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9004: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1581 := read~int(aref_invalid_~s.base, 20 + aref_invalid_~s.offset, 4); [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9004: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := aref_invalid_#t~switch1578 || 3 == aref_invalid_~aref~0; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9005: assume 0 != ~bitwiseAnd(aref_invalid_#t~mem1581, 1048576);havoc aref_invalid_#t~mem1581;aref_invalid_#res := 0;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9005: assume !(0 != ~bitwiseAnd(aref_invalid_#t~mem1581, 1048576));havoc aref_invalid_#t~mem1581; [2019-12-01 17:24:43,966 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8993: assume 0 != ~bitwiseAnd(aref_invalid_#t~mem1579, 4194304);havoc aref_invalid_#t~mem1579;aref_invalid_#res := 0;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8993: assume !(0 != ~bitwiseAnd(aref_invalid_#t~mem1579, 4194304));havoc aref_invalid_#t~mem1579; [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1582 := read~int(aref_invalid_~s.base, 20 + aref_invalid_~s.offset, 4); [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := true; [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := aref_invalid_#t~switch1578 || 1 == aref_invalid_~aref~0; [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1579 := read~int(aref_invalid_~s.base, 20 + aref_invalid_~s.offset, 4); [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9027: SUMMARY for call aref_invalid_#t~ret1588 := ldv__builtin_expect(~bitwiseAnd(aref_invalid_#t~mem1587 % 256, 1), 0); srcloc: null [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9027-1: assume -9223372036854775808 <= aref_invalid_#t~ret1588 && aref_invalid_#t~ret1588 <= 9223372036854775807;aref_invalid_~tmp~66 := aref_invalid_#t~ret1588;havoc aref_invalid_#t~ret1588;havoc aref_invalid_#t~mem1587; [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8998: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1580 := read~int(aref_invalid_~s.base, 20 + aref_invalid_~s.offset, 4); [2019-12-01 17:24:43,967 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8998: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := aref_invalid_#t~switch1578 || 0 == aref_invalid_~aref~0; [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9019: assume 0 != ~comedi_debug~0;call write~$Pointer$(#t~string1583.base, #t~string1583.offset, aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset, 8);call write~$Pointer$(#t~string1584.base, #t~string1584.offset, aref_invalid_~#descriptor~14.base, 8 + aref_invalid_~#descriptor~14.offset, 8);call write~$Pointer$(#t~string1585.base, #t~string1585.offset, aref_invalid_~#descriptor~14.base, 16 + aref_invalid_~#descriptor~14.offset, 8);call write~$Pointer$(#t~string1586.base, #t~string1586.offset, aref_invalid_~#descriptor~14.base, 24 + aref_invalid_~#descriptor~14.offset, 8);call write~int(168, aref_invalid_~#descriptor~14.base, 32 + aref_invalid_~#descriptor~14.offset, 4);call write~int(0, aref_invalid_~#descriptor~14.base, 36 + aref_invalid_~#descriptor~14.offset, 1);call aref_invalid_#t~mem1587 := read~int(aref_invalid_~#descriptor~14.base, 36 + aref_invalid_~#descriptor~14.offset, 1); [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9019: assume !(0 != ~comedi_debug~0); [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9011: assume 0 != ~bitwiseAnd(aref_invalid_#t~mem1582, 8388608);havoc aref_invalid_#t~mem1582;aref_invalid_#res := 0;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9011: assume !(0 != ~bitwiseAnd(aref_invalid_#t~mem1582, 8388608));havoc aref_invalid_#t~mem1582; [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9028: assume 0 != aref_invalid_~tmp~66;havoc aref_invalid_#t~nondet1589; [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9028: assume !(0 != aref_invalid_~tmp~66); [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: assume 0 != ~bitwiseAnd(aref_invalid_#t~mem1580, 2097152);havoc aref_invalid_#t~mem1580;aref_invalid_#res := 0;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:24:43,968 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: assume !(0 != ~bitwiseAnd(aref_invalid_#t~mem1580, 2097152));havoc aref_invalid_#t~mem1580; [2019-12-01 17:25:18,617 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:269) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 17:25:18,621 INFO L168 Benchmark]: Toolchain (without parser) took 40744.14 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 920.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-12-01 17:25:18,622 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 17:25:18,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2725.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 920.8 MB in the beginning and 818.6 MB in the end (delta: 102.3 MB). Peak memory consumption was 230.5 MB. Max. memory is 11.5 GB. [2019-12-01 17:25:18,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.02 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 86.0 MB). Free memory was 818.6 MB in the beginning and 1.1 GB in the end (delta: -299.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-12-01 17:25:18,623 INFO L168 Benchmark]: Boogie Preprocessor took 244.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. [2019-12-01 17:25:18,623 INFO L168 Benchmark]: RCFGBuilder took 37543.94 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2019-12-01 17:25:18,626 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2725.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 920.8 MB in the beginning and 818.6 MB in the end (delta: 102.3 MB). Peak memory consumption was 230.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 226.02 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 86.0 MB). Free memory was 818.6 MB in the beginning and 1.1 GB in the end (delta: -299.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 244.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 37543.94 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:358) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 17:25:19,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 17:25:19,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 17:25:19,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 17:25:19,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 17:25:19,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 17:25:19,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 17:25:20,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 17:25:20,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 17:25:20,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 17:25:20,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 17:25:20,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 17:25:20,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 17:25:20,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 17:25:20,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 17:25:20,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 17:25:20,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 17:25:20,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 17:25:20,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 17:25:20,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 17:25:20,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 17:25:20,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 17:25:20,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 17:25:20,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 17:25:20,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 17:25:20,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 17:25:20,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 17:25:20,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 17:25:20,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 17:25:20,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 17:25:20,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 17:25:20,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 17:25:20,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 17:25:20,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 17:25:20,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 17:25:20,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 17:25:20,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 17:25:20,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 17:25:20,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 17:25:20,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 17:25:20,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 17:25:20,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2019-12-01 17:25:20,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 17:25:20,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 17:25:20,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 17:25:20,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 17:25:20,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 17:25:20,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 17:25:20,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 17:25:20,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 17:25:20,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 17:25:20,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 17:25:20,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 17:25:20,043 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 17:25:20,043 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 17:25:20,043 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 17:25:20,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 17:25:20,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 17:25:20,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 17:25:20,044 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 17:25:20,044 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 17:25:20,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 17:25:20,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 17:25:20,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:25:20,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 17:25:20,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 17:25:20,046 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-01 17:25:20,046 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b479e51018d80d25183f2450af5840c59bf4203 [2019-12-01 17:25:20,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 17:25:20,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 17:25:20,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 17:25:20,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 17:25:20,225 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 17:25:20,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2019-12-01 17:25:20,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/22d8e2003/109b1873431442e784f9bf3b33a399a3/FLAG83c194349 [2019-12-01 17:25:20,973 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 17:25:20,974 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2019-12-01 17:25:21,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/22d8e2003/109b1873431442e784f9bf3b33a399a3/FLAG83c194349 [2019-12-01 17:25:21,291 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/data/22d8e2003/109b1873431442e784f9bf3b33a399a3 [2019-12-01 17:25:21,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 17:25:21,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 17:25:21,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 17:25:21,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 17:25:21,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 17:25:21,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:25:21" (1/1) ... [2019-12-01 17:25:21,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2df62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:21, skipping insertion in model container [2019-12-01 17:25:21,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:25:21" (1/1) ... [2019-12-01 17:25:21,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 17:25:21,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 17:25:23,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:25:23,338 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-01 17:25:23,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 17:25:23,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:25:23,700 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 17:25:24,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:25:24,406 INFO L208 MainTranslator]: Completed translation [2019-12-01 17:25:24,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24 WrapperNode [2019-12-01 17:25:24,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 17:25:24,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 17:25:24,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 17:25:24,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 17:25:24,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 17:25:24,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 17:25:24,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 17:25:24,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 17:25:24,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... [2019-12-01 17:25:24,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 17:25:24,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 17:25:24,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 17:25:24,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 17:25:24,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7ca5dfe8-def7-46c7-85ed-a08291c6d2e1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:25:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_free [2019-12-01 17:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_free [2019-12-01 17:25:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-12-01 17:25:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_mmap [2019-12-01 17:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_mmap [2019-12-01 17:25:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-12-01 17:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-12-01 17:25:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_compat_ioctl [2019-12-01 17:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_compat_ioctl [2019-12-01 17:25:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-12-01 17:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-12-01 17:25:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-12-01 17:25:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-12-01 17:25:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 17:25:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2019-12-01 17:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2019-12-01 17:25:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-12-01 17:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-12-01 17:25:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_running [2019-12-01 17:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_running [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_alloc [2019-12-01 17:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_alloc [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure compat_chaninfo [2019-12-01 17:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_chaninfo [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_cleanup [2019-12-01 17:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_cleanup [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write_subdevice [2019-12-01 17:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write_subdevice [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_set_subdevice_runflags [2019-12-01 17:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_set_subdevice_runflags [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-12-01 17:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-12-01 17:25:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-12-01 17:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-12-01 17:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-12-01 17:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read_subdevice [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read_subdevice [2019-12-01 17:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_free [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_free [2019-12-01 17:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_open [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_open [2019-12-01 17:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-12-01 17:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-12-01 17:25:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure compat_rangeinfo [2019-12-01 17:25:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_rangeinfo [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insn [2019-12-01 17:25:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insn [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insnlist [2019-12-01 17:25:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insnlist [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_alloc [2019-12-01 17:25:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_alloc [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2019-12-01 17:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_fasync [2019-12-01 17:25:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_fasync [2019-12-01 17:25:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-12-01 17:25:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-12-01 17:25:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_per_sample [2019-12-01 17:25:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_per_sample [2019-12-01 17:25:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-12-01 17:25:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-12-01 17:25:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_board_minor [2019-12-01 17:25:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_board_minor [2019-12-01 17:25:25,008 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_poll [2019-12-01 17:25:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_poll [2019-12-01 17:25:25,008 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-12-01 17:25:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-12-01 17:25:25,008 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_n_available [2019-12-01 17:25:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_n_available [2019-12-01 17:25:25,008 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-12-01 17:25:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-12-01 17:25:25,008 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-12-01 17:25:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-12-01 17:25:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-12-01 17:25:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-12-01 17:25:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_cmd [2019-12-01 17:25:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_cmd [2019-12-01 17:25:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 17:25:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 17:25:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-12-01 17:25:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-12-01 17:25:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_alloc [2019-12-01 17:25:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_alloc [2019-12-01 17:25:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-12-01 17:25:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-12-01 17:25:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-12-01 17:25:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-12-01 17:25:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_in_error [2019-12-01 17:25:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_in_error [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_detach [2019-12-01 17:25:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_detach [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_check_chanlist [2019-12-01 17:25:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_check_chanlist [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 17:25:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-01 17:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-12-01 17:25:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-12-01 17:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2019-12-01 17:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-01 17:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write [2019-12-01 17:25:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write [2019-12-01 17:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-12-01 17:25:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-12-01 17:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-01 17:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-12-01 17:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2019-12-01 17:25:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2019-12-01 17:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-12-01 17:25:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-12-01 17:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_proc_open [2019-12-01 17:25:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_proc_open [2019-12-01 17:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-12-01 17:25:25,014 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-12-01 17:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-12-01 17:25:25,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-12-01 17:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-12-01 17:25:25,014 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-12-01 17:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-12-01 17:25:25,014 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-12-01 17:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-12-01 17:25:25,014 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-12-01 17:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-12-01 17:25:25,015 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-12-01 17:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-12-01 17:25:25,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-12-01 17:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-12-01 17:25:25,015 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-12-01 17:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_postconfig [2019-12-01 17:25:25,015 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_postconfig [2019-12-01 17:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-12-01 17:25:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-12-01 17:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-12-01 17:25:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-12-01 17:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_free_board_dev [2019-12-01 17:25:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_free_board_dev [2019-12-01 17:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_free [2019-12-01 17:25:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_free [2019-12-01 17:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_from_minor [2019-12-01 17:25:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_from_minor [2019-12-01 17:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_LONG [2019-12-01 17:25:25,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_LONG [2019-12-01 17:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2019-12-01 17:25:25,017 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2019-12-01 17:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_cleanup_board_minors [2019-12-01 17:25:25,017 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_cleanup_board_minors [2019-12-01 17:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-12-01 17:25:25,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-12-01 17:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_close [2019-12-01 17:25:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_close [2019-12-01 17:25:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_write_alloc [2019-12-01 17:25:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_write_alloc [2019-12-01 17:25:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmd [2019-12-01 17:25:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmd [2019-12-01 17:25:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-01 17:25:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-12-01 17:25:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2019-12-01 17:25:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-12-01 17:25:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-12-01 17:25:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-12-01 17:25:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-12-01 17:25:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-12-01 17:25:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-12-01 17:25:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 17:25:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 17:25:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-12-01 17:25:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-12-01 17:25:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~C_INT [2019-12-01 17:25:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~C_INT [2019-12-01 17:25:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_subdevice_from_minor [2019-12-01 17:25:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_subdevice_from_minor [2019-12-01 17:25:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 17:25:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 17:25:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmdtest [2019-12-01 17:25:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmdtest [2019-12-01 17:25:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-12-01 17:25:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-12-01 17:25:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-01 17:25:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure insn_rw_emulate_bits [2019-12-01 17:25:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure insn_rw_emulate_bits [2019-12-01 17:25:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 17:25:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 17:25:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-12-01 17:25:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-12-01 17:25:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_n_allocated [2019-12-01 17:25:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_n_allocated [2019-12-01 17:25:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_close [2019-12-01 17:25:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_close [2019-12-01 17:25:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 17:25:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_open [2019-12-01 17:25:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_open [2019-12-01 17:25:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-12-01 17:25:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 17:25:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 17:25:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_idle [2019-12-01 17:25:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_idle [2019-12-01 17:25:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-12-01 17:25:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-12-01 17:25:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-12-01 17:25:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-12-01 17:25:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure translated_ioctl [2019-12-01 17:25:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure translated_ioctl [2019-12-01 17:25:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-12-01 17:25:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-12-01 17:25:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-12-01 17:25:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-12-01 17:25:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure raw_ioctl [2019-12-01 17:25:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_ioctl [2019-12-01 17:25:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_reset [2019-12-01 17:25:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_reset [2019-12-01 17:25:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure resize_async_buffer [2019-12-01 17:25:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_async_buffer [2019-12-01 17:25:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure parse_insn [2019-12-01 17:25:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_insn [2019-12-01 17:25:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_get_subdevice_runflags [2019-12-01 17:25:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_get_subdevice_runflags [2019-12-01 17:25:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-12-01 17:25:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-12-01 17:25:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure do_become_nonbusy [2019-12-01 17:25:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure do_become_nonbusy [2019-12-01 17:25:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_unlocked_ioctl [2019-12-01 17:25:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_unlocked_ioctl [2019-12-01 17:25:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel [2019-12-01 17:25:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel [2019-12-01 17:25:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_insn [2019-12-01 17:25:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_insn [2019-12-01 17:25:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-12-01 17:25:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-12-01 17:25:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 17:25:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 17:25:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-12-01 17:25:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-12-01 17:25:36,952 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9020: aref_invalid_#res := 1bv32;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8991: havoc aref_invalid_#t~switch1578; [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9016: assume aref_invalid_#t~switch1578; [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9016: assume !aref_invalid_#t~switch1578; [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9004: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1581 := read~intINTTYPE4(aref_invalid_~s.base, ~bvadd32(20bv32, aref_invalid_~s.offset), 4bv32); [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9004: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := aref_invalid_#t~switch1578 || 3bv32 == aref_invalid_~aref~0; [2019-12-01 17:25:57,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9005: assume 0bv32 != ~bvand32(1048576bv32, aref_invalid_#t~mem1581);havoc aref_invalid_#t~mem1581;aref_invalid_#res := 0bv32;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9005: assume !(0bv32 != ~bvand32(1048576bv32, aref_invalid_#t~mem1581));havoc aref_invalid_#t~mem1581; [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8993: assume 0bv32 != ~bvand32(4194304bv32, aref_invalid_#t~mem1579);havoc aref_invalid_#t~mem1579;aref_invalid_#res := 0bv32;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8993: assume !(0bv32 != ~bvand32(4194304bv32, aref_invalid_#t~mem1579));havoc aref_invalid_#t~mem1579; [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1582 := read~intINTTYPE4(aref_invalid_~s.base, ~bvadd32(20bv32, aref_invalid_~s.offset), 4bv32); [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9010: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := true; [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := aref_invalid_#t~switch1578 || 1bv32 == aref_invalid_~aref~0; [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1579 := read~intINTTYPE4(aref_invalid_~s.base, ~bvadd32(20bv32, aref_invalid_~s.offset), 4bv32); [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9027: SUMMARY for call aref_invalid_#t~ret1588 := ldv__builtin_expect(~bvand64(1bv64, ~zero_extendFrom8To64(aref_invalid_#t~mem1587)), 0bv64); srcloc: null [2019-12-01 17:25:57,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9027-1: aref_invalid_~tmp~66 := aref_invalid_#t~ret1588;havoc aref_invalid_#t~mem1587;havoc aref_invalid_#t~ret1588; [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8998: assume aref_invalid_#t~switch1578;call aref_invalid_#t~mem1580 := read~intINTTYPE4(aref_invalid_~s.base, ~bvadd32(20bv32, aref_invalid_~s.offset), 4bv32); [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8998: assume !aref_invalid_#t~switch1578;aref_invalid_#t~switch1578 := aref_invalid_#t~switch1578 || 0bv32 == aref_invalid_~aref~0; [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9019: assume 0bv32 != ~comedi_debug~0;call write~$Pointer$(#t~string1583.base, #t~string1583.offset, aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset, 8bv32);call write~$Pointer$(#t~string1584.base, #t~string1584.offset, aref_invalid_~#descriptor~14.base, ~bvadd32(8bv32, aref_invalid_~#descriptor~14.offset), 8bv32);call write~$Pointer$(#t~string1585.base, #t~string1585.offset, aref_invalid_~#descriptor~14.base, ~bvadd32(16bv32, aref_invalid_~#descriptor~14.offset), 8bv32);call write~$Pointer$(#t~string1586.base, #t~string1586.offset, aref_invalid_~#descriptor~14.base, ~bvadd32(24bv32, aref_invalid_~#descriptor~14.offset), 8bv32);call write~intINTTYPE4(168bv32, aref_invalid_~#descriptor~14.base, ~bvadd32(32bv32, aref_invalid_~#descriptor~14.offset), 4bv32);call write~intINTTYPE1(0bv8, aref_invalid_~#descriptor~14.base, ~bvadd32(36bv32, aref_invalid_~#descriptor~14.offset), 1bv32);call aref_invalid_#t~mem1587 := read~intINTTYPE1(aref_invalid_~#descriptor~14.base, ~bvadd32(36bv32, aref_invalid_~#descriptor~14.offset), 1bv32); [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9019: assume !(0bv32 != ~comedi_debug~0); [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9011: assume 0bv32 != ~bvand32(8388608bv32, aref_invalid_#t~mem1582);havoc aref_invalid_#t~mem1582;aref_invalid_#res := 0bv32;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9011: assume !(0bv32 != ~bvand32(8388608bv32, aref_invalid_#t~mem1582));havoc aref_invalid_#t~mem1582; [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9028: assume 0bv64 != aref_invalid_~tmp~66;havoc aref_invalid_#t~nondet1589; [2019-12-01 17:25:57,412 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L9028: assume !(0bv64 != aref_invalid_~tmp~66); [2019-12-01 17:25:57,413 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: assume 0bv32 != ~bvand32(2097152bv32, aref_invalid_#t~mem1580);havoc aref_invalid_#t~mem1580;aref_invalid_#res := 0bv32;call ULTIMATE.dealloc(aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset);havoc aref_invalid_~#descriptor~14.base, aref_invalid_~#descriptor~14.offset; [2019-12-01 17:25:57,413 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: assume !(0bv32 != ~bvand32(2097152bv32, aref_invalid_#t~mem1580));havoc aref_invalid_#t~mem1580; [2019-12-01 17:27:26,651 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:269) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 17:27:26,654 INFO L168 Benchmark]: Toolchain (without parser) took 125359.47 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 930.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2019-12-01 17:27:26,654 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 17:27:26,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3111.87 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 270.5 MB). Free memory was 930.8 MB in the beginning and 841.1 MB in the end (delta: 89.6 MB). Peak memory consumption was 360.2 MB. Max. memory is 11.5 GB. [2019-12-01 17:27:26,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.39 ms. Allocated memory is still 1.3 GB. Free memory was 841.1 MB in the beginning and 796.1 MB in the end (delta: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2019-12-01 17:27:26,655 INFO L168 Benchmark]: Boogie Preprocessor took 311.63 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 61.3 MB). Free memory was 796.1 MB in the beginning and 1.2 GB in the end (delta: -396.5 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2019-12-01 17:27:26,656 INFO L168 Benchmark]: RCFGBuilder took 121702.38 ms. Allocated memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: 1.7 GB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-12-01 17:27:26,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3111.87 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 270.5 MB). Free memory was 930.8 MB in the beginning and 841.1 MB in the end (delta: 89.6 MB). Peak memory consumption was 360.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 231.39 ms. Allocated memory is still 1.3 GB. Free memory was 841.1 MB in the beginning and 796.1 MB in the end (delta: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 311.63 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 61.3 MB). Free memory was 796.1 MB in the beginning and 1.2 GB in the end (delta: -396.5 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 121702.38 ms. Allocated memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: 1.7 GB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:358) RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...