java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 22:17:37,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 22:17:37,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 22:17:37,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 22:17:37,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 22:17:37,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 22:17:37,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 22:17:37,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 22:17:37,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 22:17:37,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 22:17:37,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 22:17:37,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 22:17:37,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 22:17:37,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 22:17:37,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 22:17:37,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 22:17:37,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 22:17:37,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 22:17:37,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 22:17:37,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 22:17:37,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 22:17:37,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 22:17:37,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 22:17:37,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 22:17:37,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 22:17:37,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 22:17:37,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 22:17:37,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 22:17:37,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 22:17:37,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 22:17:37,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 22:17:37,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 22:17:37,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 22:17:37,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 22:17:37,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 22:17:37,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 22:17:37,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 22:17:37,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 22:17:37,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 22:17:37,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 22:17:37,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 22:17:37,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 22:17:37,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 22:17:37,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 22:17:37,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 22:17:37,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 22:17:37,999 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 22:17:37,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 22:17:38,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 22:17:38,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 22:17:38,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 22:17:38,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 22:17:38,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 22:17:38,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 22:17:38,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 22:17:38,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 22:17:38,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 22:17:38,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 22:17:38,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 22:17:38,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 22:17:38,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 22:17:38,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 22:17:38,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 22:17:38,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 22:17:38,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 22:17:38,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 22:17:38,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 22:17:38,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 22:17:38,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 22:17:38,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 22:17:38,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 22:17:38,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 22:17:38,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 22:17:38,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 22:17:38,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 22:17:38,057 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 22:17:38,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2019-09-06 22:17:38,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/065099cd2/affe431d34e045468c60e4b14fa8a955/FLAG96586ef55 [2019-09-06 22:17:38,876 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 22:17:38,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2019-09-06 22:17:38,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/065099cd2/affe431d34e045468c60e4b14fa8a955/FLAG96586ef55 [2019-09-06 22:17:39,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/065099cd2/affe431d34e045468c60e4b14fa8a955 [2019-09-06 22:17:39,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 22:17:39,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 22:17:39,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 22:17:39,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 22:17:39,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 22:17:39,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 10:17:39" (1/1) ... [2019-09-06 22:17:39,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@260344a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:39, skipping insertion in model container [2019-09-06 22:17:39,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 10:17:39" (1/1) ... [2019-09-06 22:17:39,034 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 22:17:39,129 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 22:17:39,730 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3048] [2019-09-06 22:17:39,731 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3049-3050] [2019-09-06 22:17:40,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 22:17:40,553 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 22:17:40,658 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3048] [2019-09-06 22:17:40,659 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3049-3050] [2019-09-06 22:17:40,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 22:17:41,020 INFO L192 MainTranslator]: Completed translation [2019-09-06 22:17:41,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41 WrapperNode [2019-09-06 22:17:41,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 22:17:41,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 22:17:41,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 22:17:41,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 22:17:41,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... [2019-09-06 22:17:41,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 22:17:41,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 22:17:41,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 22:17:41,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 22:17:41,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:17:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-09-06 22:17:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 22:17:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 22:17:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-06 22:17:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-06 22:17:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-06 22:17:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-06 22:17:41,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-06 22:17:41,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-06 22:17:41,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-06 22:17:41,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-09-06 22:17:41,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-06 22:17:41,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-06 22:17:41,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-06 22:17:41,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-06 22:17:41,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-06 22:17:41,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-06 22:17:41,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-06 22:17:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-06 22:17:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-06 22:17:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-09-06 22:17:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-09-06 22:17:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-09-06 22:17:41,413 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-06 22:17:41,413 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-06 22:17:41,413 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2019-09-06 22:17:41,413 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2019-09-06 22:17:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-09-06 22:17:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2019-09-06 22:17:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2019-09-06 22:17:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2019-09-06 22:17:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2019-09-06 22:17:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2019-09-06 22:17:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2019-09-06 22:17:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2019-09-06 22:17:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2019-09-06 22:17:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2019-09-06 22:17:41,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2019-09-06 22:17:41,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2019-09-06 22:17:41,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2019-09-06 22:17:41,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2019-09-06 22:17:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2019-09-06 22:17:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2019-09-06 22:17:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2019-09-06 22:17:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2019-09-06 22:17:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2019-09-06 22:17:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2019-09-06 22:17:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2019-09-06 22:17:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2019-09-06 22:17:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2019-09-06 22:17:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2019-09-06 22:17:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2019-09-06 22:17:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2019-09-06 22:17:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2019-09-06 22:17:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 22:17:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-06 22:17:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-06 22:17:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2019-09-06 22:17:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2019-09-06 22:17:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-06 22:17:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-06 22:17:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-06 22:17:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-06 22:17:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-06 22:17:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-06 22:17:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-09-06 22:17:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-06 22:17:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-09-06 22:17:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-06 22:17:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-09-06 22:17:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-09-06 22:17:41,424 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-06 22:17:41,424 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-06 22:17:41,424 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-06 22:17:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-09-06 22:17:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-09-06 22:17:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-06 22:17:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 22:17:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 22:17:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-06 22:17:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-06 22:17:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-06 22:17:41,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-06 22:17:41,427 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-09-06 22:17:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2019-09-06 22:17:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2019-09-06 22:17:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2019-09-06 22:17:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2019-09-06 22:17:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2019-09-06 22:17:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2019-09-06 22:17:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2019-09-06 22:17:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2019-09-06 22:17:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-06 22:17:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-09-06 22:17:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 22:17:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 22:17:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-06 22:17:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 22:17:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 22:17:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-06 22:17:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-06 22:17:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-06 22:17:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-06 22:17:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-06 22:17:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-06 22:17:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-06 22:17:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 22:17:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-06 22:17:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 22:17:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-06 22:17:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-06 22:17:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-06 22:17:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-06 22:17:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 22:17:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-06 22:17:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-06 22:17:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-06 22:17:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-06 22:17:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-09-06 22:17:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-06 22:17:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-06 22:17:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 22:17:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 22:17:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 22:17:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-09-06 22:17:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2019-09-06 22:17:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 22:17:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-06 22:17:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 22:17:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 22:17:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 22:17:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-06 22:17:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-06 22:17:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-06 22:17:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-06 22:17:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-06 22:17:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-06 22:17:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-06 22:17:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-06 22:17:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2019-09-06 22:17:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-09-06 22:17:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-09-06 22:17:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-09-06 22:17:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-09-06 22:17:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2019-09-06 22:17:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-09-06 22:17:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2019-09-06 22:17:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-09-06 22:17:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-06 22:17:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-09-06 22:17:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-06 22:17:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-09-06 22:17:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-09-06 22:17:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-09-06 22:17:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-06 22:17:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-06 22:17:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-09-06 22:17:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-06 22:17:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-06 22:17:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-06 22:17:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2019-09-06 22:17:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2019-09-06 22:17:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2019-09-06 22:17:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2019-09-06 22:17:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2019-09-06 22:17:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2019-09-06 22:17:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2019-09-06 22:17:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2019-09-06 22:17:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2019-09-06 22:17:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2019-09-06 22:17:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2019-09-06 22:17:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-09-06 22:17:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2019-09-06 22:17:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2019-09-06 22:17:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 22:17:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2019-09-06 22:17:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2019-09-06 22:17:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2019-09-06 22:17:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 22:17:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2019-09-06 22:17:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2019-09-06 22:17:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2019-09-06 22:17:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2019-09-06 22:17:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2019-09-06 22:17:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2019-09-06 22:17:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2019-09-06 22:17:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2019-09-06 22:17:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 22:17:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 22:17:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 22:17:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-06 22:17:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-06 22:17:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-06 22:17:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-06 22:17:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-06 22:17:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-06 22:17:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 22:17:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-06 22:17:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 22:17:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 22:17:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 22:17:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 22:17:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 22:17:42,254 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-06 22:17:49,519 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 22:17:49,520 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-06 22:17:49,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 10:17:49 BoogieIcfgContainer [2019-09-06 22:17:49,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 22:17:49,523 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 22:17:49,523 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 22:17:49,523 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 22:17:49,524 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 10:17:49" (1/1) ... [2019-09-06 22:17:49,525 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 22:17:49,558 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 22:17:49,558 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 22:17:49,577 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 22:17:49,591 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 22:17:49,593 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 22:17:49,875 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 283 for LOIs [2019-09-06 22:26:59,549 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:27:06,086 WARN L188 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-06 22:27:06,900 WARN L188 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-06 22:27:07,793 WARN L188 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 128 [2019-09-06 22:27:11,395 WARN L188 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 128 [2019-09-06 22:27:12,080 WARN L188 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-06 22:27:12,854 WARN L188 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-06 22:27:17,560 WARN L188 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-06 22:27:18,190 WARN L188 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-06 22:27:19,073 WARN L188 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 128 [2019-09-06 22:27:20,552 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2019-09-06 22:27:26,837 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 147168 conjuctions. This might take some time...