./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:35,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:35,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:50:35,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:35,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:35,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:35,981 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:35,982 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:35,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:35,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:35,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:35,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:35,994 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:35,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:35,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:35,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:50:35,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:35,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:36,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:36,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:36,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:36,002 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:36,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:36,004 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:36,005 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:36,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:36,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:36,007 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:36,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:36,008 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:50:36,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:50:36,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:36,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:36,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:36,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:36,012 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:36,013 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2023-11-19 07:50:36,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:36,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:36,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:36,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:36,565 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:36,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-19 07:50:39,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:50:40,419 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:50:40,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-19 07:50:40,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/data/4b7f8edad/2918c8d5006e428da73eb2fb9acf039a/FLAGc32f5c6ee [2023-11-19 07:50:40,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/data/4b7f8edad/2918c8d5006e428da73eb2fb9acf039a [2023-11-19 07:50:40,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:50:40,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:50:40,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:40,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:50:40,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:50:40,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:40" (1/1) ... [2023-11-19 07:50:40,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7578bb26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:40, skipping insertion in model container [2023-11-19 07:50:40,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:40" (1/1) ... [2023-11-19 07:50:40,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:50:41,443 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2023-11-19 07:50:41,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:41,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:50:41,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2742] [2023-11-19 07:50:41,771 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2750] [2023-11-19 07:50:41,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [2757] [2023-11-19 07:50:41,773 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [2765] [2023-11-19 07:50:41,820 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2023-11-19 07:50:41,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:41,870 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:50:41,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41 WrapperNode [2023-11-19 07:50:41,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:41,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:41,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:50:41,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:50:41,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:41,928 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,048 INFO L138 Inliner]: procedures = 77, calls = 173, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 504 [2023-11-19 07:50:42,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:42,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:50:42,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:50:42,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:50:42,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:50:42,218 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:50:42,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:50:42,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:50:42,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (1/1) ... [2023-11-19 07:50:42,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:42,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:42,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:42,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:50:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:50:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:50:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:50:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:50:42,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:50:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:50:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:50:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2023-11-19 07:50:42,326 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2023-11-19 07:50:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:50:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:50:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2023-11-19 07:50:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2023-11-19 07:50:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:50:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:50:42,331 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:50:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:50:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:50:42,331 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:50:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:50:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:50:42,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:50:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 07:50:42,333 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 07:50:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:50:42,333 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:50:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 07:50:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 07:50:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:50:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:50:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2023-11-19 07:50:42,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2023-11-19 07:50:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:50:42,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:50:42,745 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:50:42,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:50:42,883 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:50:43,628 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:50:43,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:50:43,642 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:50:43,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:43 BoogieIcfgContainer [2023-11-19 07:50:43,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:50:43,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:50:43,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:50:43,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:50:43,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:40" (1/3) ... [2023-11-19 07:50:43,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fabc781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:43, skipping insertion in model container [2023-11-19 07:50:43,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:41" (2/3) ... [2023-11-19 07:50:43,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fabc781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:43, skipping insertion in model container [2023-11-19 07:50:43,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:43" (3/3) ... [2023-11-19 07:50:43,673 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-19 07:50:43,702 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:50:43,702 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:50:43,803 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:50:43,812 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@78ffefbb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:50:43,812 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:50:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 116 states have (on average 1.2844827586206897) internal successors, (149), 120 states have internal predecessors, (149), 30 states have call successors, (30), 11 states have call predecessors, (30), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:50:43,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 07:50:43,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:43,832 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:43,833 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:43,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:43,840 INFO L85 PathProgramCache]: Analyzing trace with hash 448658065, now seen corresponding path program 1 times [2023-11-19 07:50:43,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:43,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304032073] [2023-11-19 07:50:43,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:43,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:44,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:50:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:44,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:50:44,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:44,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304032073] [2023-11-19 07:50:44,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304032073] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:44,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:44,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:50:44,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080218475] [2023-11-19 07:50:44,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:44,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:50:44,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:44,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:50:44,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:50:44,606 INFO L87 Difference]: Start difference. First operand has 158 states, 116 states have (on average 1.2844827586206897) internal successors, (149), 120 states have internal predecessors, (149), 30 states have call successors, (30), 11 states have call predecessors, (30), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 07:50:44,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:44,771 INFO L93 Difference]: Finished difference Result 329 states and 444 transitions. [2023-11-19 07:50:44,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:50:44,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-11-19 07:50:44,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:44,787 INFO L225 Difference]: With dead ends: 329 [2023-11-19 07:50:44,787 INFO L226 Difference]: Without dead ends: 164 [2023-11-19 07:50:44,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:50:44,797 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 176 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:44,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 236 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:50:44,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-19 07:50:44,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2023-11-19 07:50:44,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 125 states have (on average 1.248) internal successors, (156), 125 states have internal predecessors, (156), 28 states have call successors, (28), 11 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-19 07:50:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 211 transitions. [2023-11-19 07:50:44,877 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 211 transitions. Word has length 20 [2023-11-19 07:50:44,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:44,878 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 211 transitions. [2023-11-19 07:50:44,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 07:50:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 211 transitions. [2023-11-19 07:50:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 07:50:44,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:44,883 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:44,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:50:44,884 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:44,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:44,885 INFO L85 PathProgramCache]: Analyzing trace with hash -183373054, now seen corresponding path program 1 times [2023-11-19 07:50:44,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:44,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922742047] [2023-11-19 07:50:44,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:44,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-19 07:50:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:50:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-19 07:50:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:50:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 07:50:45,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:45,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922742047] [2023-11-19 07:50:45,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922742047] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:45,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:45,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:50:45,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719893934] [2023-11-19 07:50:45,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:45,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:50:45,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:45,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:50:45,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:50:45,284 INFO L87 Difference]: Start difference. First operand 164 states and 211 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-19 07:50:45,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:45,687 INFO L93 Difference]: Finished difference Result 341 states and 440 transitions. [2023-11-19 07:50:45,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:50:45,687 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 53 [2023-11-19 07:50:45,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:45,697 INFO L225 Difference]: With dead ends: 341 [2023-11-19 07:50:45,697 INFO L226 Difference]: Without dead ends: 180 [2023-11-19 07:50:45,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:50:45,711 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 34 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:45,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 589 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:50:45,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-19 07:50:45,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 167. [2023-11-19 07:50:45,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 128 states have (on average 1.2421875) internal successors, (159), 128 states have internal predecessors, (159), 28 states have call successors, (28), 11 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-19 07:50:45,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 214 transitions. [2023-11-19 07:50:45,759 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 214 transitions. Word has length 53 [2023-11-19 07:50:45,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:45,759 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 214 transitions. [2023-11-19 07:50:45,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-19 07:50:45,760 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2023-11-19 07:50:45,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 07:50:45,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:45,762 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:45,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:50:45,763 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:45,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:45,763 INFO L85 PathProgramCache]: Analyzing trace with hash -126114752, now seen corresponding path program 1 times [2023-11-19 07:50:45,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:45,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086166274] [2023-11-19 07:50:45,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:45,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-19 07:50:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:50:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-19 07:50:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:50:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 07:50:45,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:45,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086166274] [2023-11-19 07:50:45,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086166274] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:45,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:45,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:45,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413103222] [2023-11-19 07:50:45,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:45,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:45,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:45,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:45,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:45,962 INFO L87 Difference]: Start difference. First operand 167 states and 214 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 07:50:46,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:46,182 INFO L93 Difference]: Finished difference Result 175 states and 226 transitions. [2023-11-19 07:50:46,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:50:46,183 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2023-11-19 07:50:46,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:46,184 INFO L225 Difference]: With dead ends: 175 [2023-11-19 07:50:46,184 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:50:46,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:50:46,196 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 175 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:46,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 285 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:50:46,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:50:46,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:50:46,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:50:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:50:46,200 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2023-11-19 07:50:46,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:46,200 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:50:46,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 07:50:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:50:46,201 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:50:46,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:50:46,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:50:46,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:50:46,482 INFO L899 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2023-11-19 07:50:46,483 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3207 3209) the Hoare annotation is: true [2023-11-19 07:50:46,485 INFO L899 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2023-11-19 07:50:46,485 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2023-11-19 07:50:46,486 INFO L899 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2023-11-19 07:50:46,489 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3201 3203) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:50:46,491 INFO L895 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:50:46,491 INFO L899 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2023-11-19 07:50:46,492 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2761 2768) the Hoare annotation is: true [2023-11-19 07:50:46,492 INFO L899 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2023-11-19 07:50:46,492 INFO L899 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2023-11-19 07:50:46,492 INFO L899 garLoopResultBuilder]: For program point printkFINAL(lines 3251 3253) no Hoare annotation was computed. [2023-11-19 07:50:46,492 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3251 3253) the Hoare annotation is: true [2023-11-19 07:50:46,493 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 3251 3253) no Hoare annotation was computed. [2023-11-19 07:50:46,493 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2774 2776) the Hoare annotation is: true [2023-11-19 07:50:46,493 INFO L899 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2023-11-19 07:50:46,493 INFO L899 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2023-11-19 07:50:46,493 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2023-11-19 07:50:46,493 INFO L899 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2023-11-19 07:50:46,494 INFO L899 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2023-11-19 07:50:46,494 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2754 2760) the Hoare annotation is: true [2023-11-19 07:50:46,494 INFO L899 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2023-11-19 07:50:46,494 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2777 2793) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:50:46,495 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2023-11-19 07:50:46,495 INFO L899 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2023-11-19 07:50:46,495 INFO L902 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2023-11-19 07:50:46,495 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2023-11-19 07:50:46,495 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2023-11-19 07:50:46,495 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 3085 3091) the Hoare annotation is: true [2023-11-19 07:50:46,496 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2023-11-19 07:50:46,496 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2023-11-19 07:50:46,496 INFO L895 garLoopResultBuilder]: At program point L3248(line 3248) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:50:46,496 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2023-11-19 07:50:46,497 INFO L899 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2023-11-19 07:50:46,497 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3247 3249) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:50:46,497 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2023-11-19 07:50:46,497 INFO L899 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2023-11-19 07:50:46,497 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3244 3246) the Hoare annotation is: true [2023-11-19 07:50:46,498 INFO L899 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2023-11-19 07:50:46,500 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2846 2852) the Hoare annotation is: true [2023-11-19 07:50:46,500 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2023-11-19 07:50:46,501 INFO L899 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2023-11-19 07:50:46,501 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_returnLabel#1(lines 3210 3212) no Hoare annotation was computed. [2023-11-19 07:50:46,501 INFO L902 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2023-11-19 07:50:46,501 INFO L899 garLoopResultBuilder]: For program point pci_write_config_dword_returnLabel#1(lines 2889 2897) no Hoare annotation was computed. [2023-11-19 07:50:46,502 INFO L899 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2023-11-19 07:50:46,502 INFO L899 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2023-11-19 07:50:46,502 INFO L899 garLoopResultBuilder]: For program point L2977-2(line 2977) no Hoare annotation was computed. [2023-11-19 07:50:46,502 INFO L899 garLoopResultBuilder]: For program point init_l440gx_returnLabel#1(lines 2942 3016) no Hoare annotation was computed. [2023-11-19 07:50:46,502 INFO L899 garLoopResultBuilder]: For program point L2977-4(line 2977) no Hoare annotation was computed. [2023-11-19 07:50:46,503 INFO L899 garLoopResultBuilder]: For program point mtd_device_parse_register_returnLabel#1(lines 3217 3219) no Hoare annotation was computed. [2023-11-19 07:50:46,503 INFO L899 garLoopResultBuilder]: For program point L2994(line 2994) no Hoare annotation was computed. [2023-11-19 07:50:46,503 INFO L899 garLoopResultBuilder]: For program point L2994-2(line 2994) no Hoare annotation was computed. [2023-11-19 07:50:46,504 INFO L899 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2023-11-19 07:50:46,504 INFO L899 garLoopResultBuilder]: For program point pci_assign_resource_returnLabel#1(lines 3225 3227) no Hoare annotation was computed. [2023-11-19 07:50:46,504 INFO L899 garLoopResultBuilder]: For program point L2994-4(line 2994) no Hoare annotation was computed. [2023-11-19 07:50:46,504 INFO L899 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2023-11-19 07:50:46,505 INFO L899 garLoopResultBuilder]: For program point mtd_device_unregister_returnLabel#1(lines 3221 3223) no Hoare annotation was computed. [2023-11-19 07:50:46,508 INFO L899 garLoopResultBuilder]: For program point L2978(line 2978) no Hoare annotation was computed. [2023-11-19 07:50:46,509 INFO L899 garLoopResultBuilder]: For program point L2978-2(line 2978) no Hoare annotation was computed. [2023-11-19 07:50:46,509 INFO L899 garLoopResultBuilder]: For program point L2978-4(line 2978) no Hoare annotation was computed. [2023-11-19 07:50:46,510 INFO L899 garLoopResultBuilder]: For program point pci_write_config_word_returnLabel#1(lines 2880 2888) no Hoare annotation was computed. [2023-11-19 07:50:46,511 INFO L895 garLoopResultBuilder]: At program point L2962(line 2962) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,511 INFO L899 garLoopResultBuilder]: For program point spinlock_check_returnLabel#1(lines 2724 2729) no Hoare annotation was computed. [2023-11-19 07:50:46,512 INFO L899 garLoopResultBuilder]: For program point L2962-1(line 2962) no Hoare annotation was computed. [2023-11-19 07:50:46,512 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2023-11-19 07:50:46,512 INFO L899 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2023-11-19 07:50:46,519 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestore_returnLabel#1(lines 2730 2736) no Hoare annotation was computed. [2023-11-19 07:50:46,519 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2023-11-19 07:50:46,519 INFO L899 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2023-11-19 07:50:46,520 INFO L895 garLoopResultBuilder]: At program point L2979(line 2979) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,520 INFO L899 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2023-11-19 07:50:46,520 INFO L895 garLoopResultBuilder]: At program point L2930(line 2930) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,520 INFO L895 garLoopResultBuilder]: At program point L2963(line 2963) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,520 INFO L899 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2023-11-19 07:50:46,521 INFO L899 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2023-11-19 07:50:46,521 INFO L899 garLoopResultBuilder]: For program point ioremap_nocache_returnLabel#1(lines 3204 3206) no Hoare annotation was computed. [2023-11-19 07:50:46,521 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,522 INFO L899 garLoopResultBuilder]: For program point outb_returnLabel#1(lines 2739 2745) no Hoare annotation was computed. [2023-11-19 07:50:46,522 INFO L899 garLoopResultBuilder]: For program point pci_bus_read_config_dword_returnLabel#1(lines 3229 3231) no Hoare annotation was computed. [2023-11-19 07:50:46,522 INFO L899 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2023-11-19 07:50:46,522 INFO L895 garLoopResultBuilder]: At program point L2931(line 2931) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,523 INFO L899 garLoopResultBuilder]: For program point inb_returnLabel#1(lines 2746 2753) no Hoare annotation was computed. [2023-11-19 07:50:46,523 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2023-11-19 07:50:46,523 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:50:46,524 INFO L899 garLoopResultBuilder]: For program point L2998(line 2998) no Hoare annotation was computed. [2023-11-19 07:50:46,524 INFO L899 garLoopResultBuilder]: For program point L2998-2(line 2998) no Hoare annotation was computed. [2023-11-19 07:50:46,524 INFO L899 garLoopResultBuilder]: For program point L2998-4(line 2998) no Hoare annotation was computed. [2023-11-19 07:50:46,524 INFO L899 garLoopResultBuilder]: For program point cleanup_l440gx_returnLabel#1(lines 3017 3025) no Hoare annotation was computed. [2023-11-19 07:50:46,524 INFO L895 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,525 INFO L895 garLoopResultBuilder]: At program point L2982-1(line 2982) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,525 INFO L899 garLoopResultBuilder]: For program point map_destroy_returnLabel#1(lines 3213 3215) no Hoare annotation was computed. [2023-11-19 07:50:46,525 INFO L899 garLoopResultBuilder]: For program point L2999-1(line 2999) no Hoare annotation was computed. [2023-11-19 07:50:46,525 INFO L895 garLoopResultBuilder]: At program point L2999(line 2999) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,525 INFO L899 garLoopResultBuilder]: For program point pci_read_config_dword_returnLabel#1(lines 2871 2879) no Hoare annotation was computed. [2023-11-19 07:50:46,525 INFO L899 garLoopResultBuilder]: For program point pci_bus_read_config_word_returnLabel#1(lines 3233 3235) no Hoare annotation was computed. [2023-11-19 07:50:46,526 INFO L895 garLoopResultBuilder]: At program point L2983(line 2983) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,526 INFO L899 garLoopResultBuilder]: For program point l440gx_set_vpp_returnLabel#1(lines 2911 2938) no Hoare annotation was computed. [2023-11-19 07:50:46,526 INFO L895 garLoopResultBuilder]: At program point L3000(line 3000) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,526 INFO L899 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2023-11-19 07:50:46,526 INFO L899 garLoopResultBuilder]: For program point simple_map_init_returnLabel#1(lines 3254 3256) no Hoare annotation was computed. [2023-11-19 07:50:46,526 INFO L899 garLoopResultBuilder]: For program point L2984(line 2984) no Hoare annotation was computed. [2023-11-19 07:50:46,527 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 3029 3083) no Hoare annotation was computed. [2023-11-19 07:50:46,527 INFO L899 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2023-11-19 07:50:46,527 INFO L895 garLoopResultBuilder]: At program point L2951(line 2951) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,528 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:50:46,528 INFO L899 garLoopResultBuilder]: For program point pci_bus_write_config_word_returnLabel#1(lines 3241 3243) no Hoare annotation was computed. [2023-11-19 07:50:46,528 INFO L899 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2023-11-19 07:50:46,529 INFO L895 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,529 INFO L899 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2023-11-19 07:50:46,530 INFO L899 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2023-11-19 07:50:46,530 INFO L899 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2023-11-19 07:50:46,530 INFO L895 garLoopResultBuilder]: At program point L2952(line 2952) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,530 INFO L899 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2023-11-19 07:50:46,530 INFO L895 garLoopResultBuilder]: At program point L2985(line 2985) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,531 INFO L899 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2023-11-19 07:50:46,531 INFO L902 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2023-11-19 07:50:46,531 INFO L895 garLoopResultBuilder]: At program point L3002(line 3002) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,531 INFO L899 garLoopResultBuilder]: For program point L3002-1(line 3002) no Hoare annotation was computed. [2023-11-19 07:50:46,531 INFO L899 garLoopResultBuilder]: For program point _raw_spin_unlock_irqrestore_returnLabel#1(lines 3198 3200) no Hoare annotation was computed. [2023-11-19 07:50:46,531 INFO L899 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2023-11-19 07:50:46,532 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:50:46,532 INFO L899 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2023-11-19 07:50:46,532 INFO L899 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2023-11-19 07:50:46,532 INFO L895 garLoopResultBuilder]: At program point L2953(line 2953) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,532 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 3033 3082) no Hoare annotation was computed. [2023-11-19 07:50:46,532 INFO L899 garLoopResultBuilder]: For program point L2970(line 2970) no Hoare annotation was computed. [2023-11-19 07:50:46,533 INFO L899 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2023-11-19 07:50:46,533 INFO L895 garLoopResultBuilder]: At program point L3003(line 3003) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,533 INFO L899 garLoopResultBuilder]: For program point L2970-2(line 2970) no Hoare annotation was computed. [2023-11-19 07:50:46,533 INFO L899 garLoopResultBuilder]: For program point L2970-4(lines 2970 2990) no Hoare annotation was computed. [2023-11-19 07:50:46,533 INFO L899 garLoopResultBuilder]: For program point L2970-6(lines 2970 2990) no Hoare annotation was computed. [2023-11-19 07:50:46,533 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsave_returnLabel#1(lines 3195 3197) no Hoare annotation was computed. [2023-11-19 07:50:46,534 INFO L899 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2023-11-19 07:50:46,534 INFO L899 garLoopResultBuilder]: For program point L3037(lines 3033 3082) no Hoare annotation was computed. [2023-11-19 07:50:46,534 INFO L899 garLoopResultBuilder]: For program point L2955-1(line 2955) no Hoare annotation was computed. [2023-11-19 07:50:46,534 INFO L899 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2023-11-19 07:50:46,534 INFO L895 garLoopResultBuilder]: At program point L2955(line 2955) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,534 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:50:46,535 INFO L899 garLoopResultBuilder]: For program point pci_bus_write_config_dword_returnLabel#1(lines 3237 3239) no Hoare annotation was computed. [2023-11-19 07:50:46,535 INFO L899 garLoopResultBuilder]: For program point L3187-1(lines 3184 3193) no Hoare annotation was computed. [2023-11-19 07:50:46,535 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2023-11-19 07:50:46,535 INFO L895 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-19 07:50:46,535 INFO L899 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2023-11-19 07:50:46,536 INFO L895 garLoopResultBuilder]: At program point L2956(line 2956) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,536 INFO L899 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2023-11-19 07:50:46,536 INFO L899 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2023-11-19 07:50:46,536 INFO L899 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2023-11-19 07:50:46,536 INFO L899 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2023-11-19 07:50:46,536 INFO L895 garLoopResultBuilder]: At program point L2923(line 2923) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,537 INFO L899 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2023-11-19 07:50:46,537 INFO L895 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2023-11-19 07:50:46,537 INFO L899 garLoopResultBuilder]: For program point pci_read_config_word_returnLabel#1(lines 2862 2870) no Hoare annotation was computed. [2023-11-19 07:50:46,537 INFO L895 garLoopResultBuilder]: At program point L2924(line 2924) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,537 INFO L899 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2023-11-19 07:50:46,537 INFO L899 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2023-11-19 07:50:46,538 INFO L895 garLoopResultBuilder]: At program point L3205(line 3205) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-19 07:50:46,538 INFO L899 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2023-11-19 07:50:46,538 INFO L899 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2023-11-19 07:50:46,540 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:50:46,543 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:50:46,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:50:46 BoogieIcfgContainer [2023-11-19 07:50:46,555 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:50:46,556 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:50:46,556 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:50:46,556 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:50:46,557 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:43" (3/4) ... [2023-11-19 07:50:46,560 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:50:46,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2023-11-19 07:50:46,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-19 07:50:46,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-19 07:50:46,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 07:50:46,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2023-11-19 07:50:46,591 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2023-11-19 07:50:46,593 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-19 07:50:46,594 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 07:50:46,596 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 07:50:46,597 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:50:46,772 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:50:46,773 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:50:46,773 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:50:46,774 INFO L158 Benchmark]: Toolchain (without parser) took 6283.96ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 95.5MB in the beginning and 118.9MB in the end (delta: -23.5MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,774 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 116.4MB in the end (delta: 193.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:46,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1379.35ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 91.1MB in the end (delta: 4.4MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.73ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 101.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,775 INFO L158 Benchmark]: Boogie Preprocessor took 161.28ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 98.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,776 INFO L158 Benchmark]: RCFGBuilder took 1439.84ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 98.0MB in the beginning and 150.9MB in the end (delta: -53.0MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,776 INFO L158 Benchmark]: TraceAbstraction took 2893.28ms. Allocated memory is still 203.4MB. Free memory was 149.9MB in the beginning and 131.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,777 INFO L158 Benchmark]: Witness Printer took 217.07ms. Allocated memory is still 203.4MB. Free memory was 131.5MB in the beginning and 118.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:50:46,779 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 116.4MB in the end (delta: 193.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1379.35ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 91.1MB in the end (delta: 4.4MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.73ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 101.6MB in the end (delta: -10.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 161.28ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 98.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1439.84ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 98.0MB in the beginning and 150.9MB in the end (delta: -53.0MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2893.28ms. Allocated memory is still 203.4MB. Free memory was 149.9MB in the beginning and 131.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Witness Printer took 217.07ms. Allocated memory is still 203.4MB. Free memory was 131.5MB in the beginning and 118.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2742]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2742] - GenericResultAtLocation [Line: 2750]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2750] - GenericResultAtLocation [Line: 2757]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [2757] - GenericResultAtLocation [Line: 2765]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [2765] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3089]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 159 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 405 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 385 mSDsluCounter, 1110 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 558 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 208 IncrementalHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 552 mSDtfsCounter, 208 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=2, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 41 LocationsWithAnnotation, 138 PreInvPairs, 166 NumberOfFragments, 256 HoareAnnotationTreeSize, 138 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 41 FomulaSimplificationsInter, 135 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 123 ConstructedInterpolants, 0 QuantifiedInterpolants, 235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 24/24 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2846]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-19 07:50:46,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea339e5f-b899-4b5c-98b4-3d8ad3447e3d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE