./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/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_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl --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-cf1a783 [2023-11-12 02:10:28,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:28,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:10:28,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:28,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:29,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:29,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:29,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:29,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:29,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:29,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:29,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:29,041 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:29,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:29,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:29,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:10:29,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:29,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:29,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:29,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:29,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:29,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:29,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:29,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:29,050 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:29,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:29,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:29,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:29,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:29,052 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:10:29,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:10:29,054 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:29,054 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:29,055 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:29,055 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:29,075 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:29,075 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_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2023-11-12 02:10:29,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:29,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:29,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:29,492 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:29,492 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:29,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/../../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 [2023-11-12 02:10:32,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:32,992 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:32,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/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 [2023-11-12 02:10:33,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/data/87151a45c/58710ba785384420bba4a02f353c9da4/FLAGd7c7d53fc [2023-11-12 02:10:33,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/data/87151a45c/58710ba785384420bba4a02f353c9da4 [2023-11-12 02:10:33,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:33,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:33,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:33,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:33,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:33,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:33" (1/1) ... [2023-11-12 02:10:33,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe4ef77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:33, skipping insertion in model container [2023-11-12 02:10:33,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:33" (1/1) ... [2023-11-12 02:10:33,136 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:33,905 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_33694779-9810-43e3-989e-3e5c3edc0308/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] [2023-11-12 02:10:33,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:34,020 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:34,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2742] [2023-11-12 02:10:34,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2750] [2023-11-12 02:10:34,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [2757] [2023-11-12 02:10:34,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [2765] [2023-11-12 02:10:34,194 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_33694779-9810-43e3-989e-3e5c3edc0308/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] [2023-11-12 02:10:34,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:34,256 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:34,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34 WrapperNode [2023-11-12 02:10:34,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:34,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:34,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:34,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:34,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,374 INFO L138 Inliner]: procedures = 77, calls = 173, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 504 [2023-11-12 02:10:34,375 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:34,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:34,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:34,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:34,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:34,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:34,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:34,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:34,558 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (1/1) ... [2023-11-12 02:10:34,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:34,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:34,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:34,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:10:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:10:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:10:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:10:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:10:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:10:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2023-11-12 02:10:34,639 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2023-11-12 02:10:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:10:34,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:10:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2023-11-12 02:10:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2023-11-12 02:10:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:10:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-12 02:10:34,642 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-12 02:10:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:10:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:10:34,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:10:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:10:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:10:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:10:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 02:10:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 02:10:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:10:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:10:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 02:10:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 02:10:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:10:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:10:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2023-11-12 02:10:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2023-11-12 02:10:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:34,914 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:34,917 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:35,021 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:10:35,566 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:35,578 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:35,579 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:10:35,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:35 BoogieIcfgContainer [2023-11-12 02:10:35,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:35,592 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:35,596 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:35,599 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:35,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:33" (1/3) ... [2023-11-12 02:10:35,602 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595faa34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:35, skipping insertion in model container [2023-11-12 02:10:35,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:34" (2/3) ... [2023-11-12 02:10:35,604 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595faa34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:35, skipping insertion in model container [2023-11-12 02:10:35,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:35" (3/3) ... [2023-11-12 02:10:35,607 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-12 02:10:35,627 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:35,628 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:35,682 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:35,688 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;@6c3fa394, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:35,689 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:35,694 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) [2023-11-12 02:10:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 02:10:35,702 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:35,703 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] [2023-11-12 02:10:35,704 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:35,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:35,709 INFO L85 PathProgramCache]: Analyzing trace with hash 448658065, now seen corresponding path program 1 times [2023-11-12 02:10:35,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:35,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877480411] [2023-11-12 02:10:35,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:35,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-12 02:10:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:10:36,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:36,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877480411] [2023-11-12 02:10:36,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877480411] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:36,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:36,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:10:36,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189554890] [2023-11-12 02:10:36,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:36,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:10:36,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:36,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:10:36,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:10:36,319 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) [2023-11-12 02:10:36,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:36,455 INFO L93 Difference]: Finished difference Result 329 states and 444 transitions. [2023-11-12 02:10:36,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:10:36,461 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 [2023-11-12 02:10:36,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:36,477 INFO L225 Difference]: With dead ends: 329 [2023-11-12 02:10:36,477 INFO L226 Difference]: Without dead ends: 164 [2023-11-12 02:10:36,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:10:36,499 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 [2023-11-12 02:10:36,502 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] [2023-11-12 02:10:36,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-12 02:10:36,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2023-11-12 02:10:36,600 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) [2023-11-12 02:10:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 211 transitions. [2023-11-12 02:10:36,618 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 211 transitions. Word has length 20 [2023-11-12 02:10:36,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:36,619 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 211 transitions. [2023-11-12 02:10:36,619 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) [2023-11-12 02:10:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 211 transitions. [2023-11-12 02:10:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 02:10:36,625 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:36,625 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] [2023-11-12 02:10:36,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:10:36,626 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:36,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:36,627 INFO L85 PathProgramCache]: Analyzing trace with hash -183373054, now seen corresponding path program 1 times [2023-11-12 02:10:36,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:36,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595215387] [2023-11-12 02:10:36,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:36,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-12 02:10:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-12 02:10:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-12 02:10:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:10:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-12 02:10:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 02:10:36,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:36,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595215387] [2023-11-12 02:10:36,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595215387] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:36,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:36,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:10:36,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042206275] [2023-11-12 02:10:36,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:36,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:10:36,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:36,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:10:36,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:10:36,995 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) [2023-11-12 02:10:37,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:37,379 INFO L93 Difference]: Finished difference Result 341 states and 440 transitions. [2023-11-12 02:10:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:10:37,380 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 [2023-11-12 02:10:37,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:37,389 INFO L225 Difference]: With dead ends: 341 [2023-11-12 02:10:37,389 INFO L226 Difference]: Without dead ends: 180 [2023-11-12 02:10:37,392 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 [2023-11-12 02:10:37,399 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 34 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 585 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 [2023-11-12 02:10:37,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 585 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-12 02:10:37,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-12 02:10:37,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 167. [2023-11-12 02:10:37,446 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) [2023-11-12 02:10:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 214 transitions. [2023-11-12 02:10:37,451 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 214 transitions. Word has length 53 [2023-11-12 02:10:37,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:37,452 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 214 transitions. [2023-11-12 02:10:37,453 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) [2023-11-12 02:10:37,454 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2023-11-12 02:10:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 02:10:37,462 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:37,462 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] [2023-11-12 02:10:37,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:10:37,463 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:37,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:37,464 INFO L85 PathProgramCache]: Analyzing trace with hash -126114752, now seen corresponding path program 1 times [2023-11-12 02:10:37,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:37,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997360581] [2023-11-12 02:10:37,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:37,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-12 02:10:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-12 02:10:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-12 02:10:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:10:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-12 02:10:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 02:10:37,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:37,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997360581] [2023-11-12 02:10:37,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997360581] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:37,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:37,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:10:37,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015211126] [2023-11-12 02:10:37,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:37,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:10:37,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:37,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:10:37,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:10:37,674 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) [2023-11-12 02:10:37,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:37,890 INFO L93 Difference]: Finished difference Result 175 states and 226 transitions. [2023-11-12 02:10:37,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:10:37,892 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 [2023-11-12 02:10:37,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:37,892 INFO L225 Difference]: With dead ends: 175 [2023-11-12 02:10:37,893 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 02:10:37,894 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 [2023-11-12 02:10:37,897 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 175 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 287 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 [2023-11-12 02:10:37,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 287 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:10:37,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 02:10:37,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 02:10:37,901 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) [2023-11-12 02:10:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 02:10:37,901 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2023-11-12 02:10:37,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:37,901 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:10:37,902 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) [2023-11-12 02:10:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 02:10:37,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 02:10:37,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:10:37,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 02:10:37,908 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 02:10:38,195 INFO L899 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2023-11-12 02:10:38,195 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3207 3209) the Hoare annotation is: true [2023-11-12 02:10:38,196 INFO L899 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2023-11-12 02:10:38,196 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2023-11-12 02:10:38,196 INFO L899 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2023-11-12 02:10:38,196 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|))) [2023-11-12 02:10:38,197 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|))) [2023-11-12 02:10:38,197 INFO L899 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2023-11-12 02:10:38,197 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2761 2768) the Hoare annotation is: true [2023-11-12 02:10:38,197 INFO L899 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2023-11-12 02:10:38,198 INFO L899 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2023-11-12 02:10:38,198 INFO L899 garLoopResultBuilder]: For program point printkFINAL(lines 3251 3253) no Hoare annotation was computed. [2023-11-12 02:10:38,198 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3251 3253) the Hoare annotation is: true [2023-11-12 02:10:38,198 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 3251 3253) no Hoare annotation was computed. [2023-11-12 02:10:38,198 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2774 2776) the Hoare annotation is: true [2023-11-12 02:10:38,199 INFO L899 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2023-11-12 02:10:38,199 INFO L899 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2023-11-12 02:10:38,199 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2023-11-12 02:10:38,199 INFO L899 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2023-11-12 02:10:38,199 INFO L899 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2023-11-12 02:10:38,200 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2754 2760) the Hoare annotation is: true [2023-11-12 02:10:38,200 INFO L899 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2023-11-12 02:10:38,200 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|))) [2023-11-12 02:10:38,200 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2023-11-12 02:10:38,201 INFO L899 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2023-11-12 02:10:38,201 INFO L902 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2023-11-12 02:10:38,201 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2023-11-12 02:10:38,201 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2023-11-12 02:10:38,201 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 3085 3091) the Hoare annotation is: true [2023-11-12 02:10:38,202 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2023-11-12 02:10:38,202 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2023-11-12 02:10:38,202 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|))) [2023-11-12 02:10:38,202 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2023-11-12 02:10:38,203 INFO L899 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2023-11-12 02:10:38,203 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|))) [2023-11-12 02:10:38,203 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2023-11-12 02:10:38,203 INFO L899 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2023-11-12 02:10:38,203 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3244 3246) the Hoare annotation is: true [2023-11-12 02:10:38,204 INFO L899 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2023-11-12 02:10:38,204 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2846 2852) the Hoare annotation is: true [2023-11-12 02:10:38,204 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2023-11-12 02:10:38,204 INFO L899 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2023-11-12 02:10:38,204 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_returnLabel#1(lines 3210 3212) no Hoare annotation was computed. [2023-11-12 02:10:38,205 INFO L902 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2023-11-12 02:10:38,205 INFO L899 garLoopResultBuilder]: For program point pci_write_config_dword_returnLabel#1(lines 2889 2897) no Hoare annotation was computed. [2023-11-12 02:10:38,205 INFO L899 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2023-11-12 02:10:38,205 INFO L899 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2023-11-12 02:10:38,205 INFO L899 garLoopResultBuilder]: For program point L2977-2(line 2977) no Hoare annotation was computed. [2023-11-12 02:10:38,205 INFO L899 garLoopResultBuilder]: For program point init_l440gx_returnLabel#1(lines 2942 3016) no Hoare annotation was computed. [2023-11-12 02:10:38,206 INFO L899 garLoopResultBuilder]: For program point L2977-4(line 2977) no Hoare annotation was computed. [2023-11-12 02:10:38,206 INFO L899 garLoopResultBuilder]: For program point mtd_device_parse_register_returnLabel#1(lines 3217 3219) no Hoare annotation was computed. [2023-11-12 02:10:38,206 INFO L899 garLoopResultBuilder]: For program point L2994(line 2994) no Hoare annotation was computed. [2023-11-12 02:10:38,206 INFO L899 garLoopResultBuilder]: For program point L2994-2(line 2994) no Hoare annotation was computed. [2023-11-12 02:10:38,206 INFO L899 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2023-11-12 02:10:38,206 INFO L899 garLoopResultBuilder]: For program point pci_assign_resource_returnLabel#1(lines 3225 3227) no Hoare annotation was computed. [2023-11-12 02:10:38,207 INFO L899 garLoopResultBuilder]: For program point L2994-4(line 2994) no Hoare annotation was computed. [2023-11-12 02:10:38,207 INFO L899 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2023-11-12 02:10:38,207 INFO L899 garLoopResultBuilder]: For program point mtd_device_unregister_returnLabel#1(lines 3221 3223) no Hoare annotation was computed. [2023-11-12 02:10:38,207 INFO L899 garLoopResultBuilder]: For program point L2978(line 2978) no Hoare annotation was computed. [2023-11-12 02:10:38,207 INFO L899 garLoopResultBuilder]: For program point L2978-2(line 2978) no Hoare annotation was computed. [2023-11-12 02:10:38,208 INFO L899 garLoopResultBuilder]: For program point L2978-4(line 2978) no Hoare annotation was computed. [2023-11-12 02:10:38,208 INFO L899 garLoopResultBuilder]: For program point pci_write_config_word_returnLabel#1(lines 2880 2888) no Hoare annotation was computed. [2023-11-12 02:10:38,208 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)) [2023-11-12 02:10:38,208 INFO L899 garLoopResultBuilder]: For program point spinlock_check_returnLabel#1(lines 2724 2729) no Hoare annotation was computed. [2023-11-12 02:10:38,208 INFO L899 garLoopResultBuilder]: For program point L2962-1(line 2962) no Hoare annotation was computed. [2023-11-12 02:10:38,209 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2023-11-12 02:10:38,209 INFO L899 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2023-11-12 02:10:38,209 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestore_returnLabel#1(lines 2730 2736) no Hoare annotation was computed. [2023-11-12 02:10:38,209 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2023-11-12 02:10:38,209 INFO L899 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2023-11-12 02:10:38,210 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)) [2023-11-12 02:10:38,210 INFO L899 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2023-11-12 02:10:38,210 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)) [2023-11-12 02:10:38,210 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)) [2023-11-12 02:10:38,210 INFO L899 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2023-11-12 02:10:38,211 INFO L899 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2023-11-12 02:10:38,211 INFO L899 garLoopResultBuilder]: For program point ioremap_nocache_returnLabel#1(lines 3204 3206) no Hoare annotation was computed. [2023-11-12 02:10:38,211 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)) [2023-11-12 02:10:38,211 INFO L899 garLoopResultBuilder]: For program point outb_returnLabel#1(lines 2739 2745) no Hoare annotation was computed. [2023-11-12 02:10:38,211 INFO L899 garLoopResultBuilder]: For program point pci_bus_read_config_dword_returnLabel#1(lines 3229 3231) no Hoare annotation was computed. [2023-11-12 02:10:38,211 INFO L899 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2023-11-12 02:10:38,212 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)) [2023-11-12 02:10:38,212 INFO L899 garLoopResultBuilder]: For program point inb_returnLabel#1(lines 2746 2753) no Hoare annotation was computed. [2023-11-12 02:10:38,212 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2023-11-12 02:10:38,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 02:10:38,212 INFO L899 garLoopResultBuilder]: For program point L2998(line 2998) no Hoare annotation was computed. [2023-11-12 02:10:38,213 INFO L899 garLoopResultBuilder]: For program point L2998-2(line 2998) no Hoare annotation was computed. [2023-11-12 02:10:38,213 INFO L899 garLoopResultBuilder]: For program point L2998-4(line 2998) no Hoare annotation was computed. [2023-11-12 02:10:38,213 INFO L899 garLoopResultBuilder]: For program point cleanup_l440gx_returnLabel#1(lines 3017 3025) no Hoare annotation was computed. [2023-11-12 02:10:38,213 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)) [2023-11-12 02:10:38,213 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)) [2023-11-12 02:10:38,213 INFO L899 garLoopResultBuilder]: For program point map_destroy_returnLabel#1(lines 3213 3215) no Hoare annotation was computed. [2023-11-12 02:10:38,214 INFO L899 garLoopResultBuilder]: For program point L2999-1(line 2999) no Hoare annotation was computed. [2023-11-12 02:10:38,214 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)) [2023-11-12 02:10:38,214 INFO L899 garLoopResultBuilder]: For program point pci_read_config_dword_returnLabel#1(lines 2871 2879) no Hoare annotation was computed. [2023-11-12 02:10:38,214 INFO L899 garLoopResultBuilder]: For program point pci_bus_read_config_word_returnLabel#1(lines 3233 3235) no Hoare annotation was computed. [2023-11-12 02:10:38,214 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)) [2023-11-12 02:10:38,215 INFO L899 garLoopResultBuilder]: For program point l440gx_set_vpp_returnLabel#1(lines 2911 2938) no Hoare annotation was computed. [2023-11-12 02:10:38,215 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)) [2023-11-12 02:10:38,215 INFO L899 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2023-11-12 02:10:38,215 INFO L899 garLoopResultBuilder]: For program point simple_map_init_returnLabel#1(lines 3254 3256) no Hoare annotation was computed. [2023-11-12 02:10:38,215 INFO L899 garLoopResultBuilder]: For program point L2984(line 2984) no Hoare annotation was computed. [2023-11-12 02:10:38,215 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 3029 3083) no Hoare annotation was computed. [2023-11-12 02:10:38,216 INFO L899 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2023-11-12 02:10:38,216 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)) [2023-11-12 02:10:38,216 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-12 02:10:38,216 INFO L899 garLoopResultBuilder]: For program point pci_bus_write_config_word_returnLabel#1(lines 3241 3243) no Hoare annotation was computed. [2023-11-12 02:10:38,216 INFO L899 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2023-11-12 02:10:38,217 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)) [2023-11-12 02:10:38,217 INFO L899 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2023-11-12 02:10:38,217 INFO L899 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2023-11-12 02:10:38,217 INFO L899 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2023-11-12 02:10:38,217 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)) [2023-11-12 02:10:38,217 INFO L899 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2023-11-12 02:10:38,218 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)) [2023-11-12 02:10:38,218 INFO L899 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2023-11-12 02:10:38,218 INFO L902 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2023-11-12 02:10:38,218 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)) [2023-11-12 02:10:38,218 INFO L899 garLoopResultBuilder]: For program point L3002-1(line 3002) no Hoare annotation was computed. [2023-11-12 02:10:38,219 INFO L899 garLoopResultBuilder]: For program point _raw_spin_unlock_irqrestore_returnLabel#1(lines 3198 3200) no Hoare annotation was computed. [2023-11-12 02:10:38,219 INFO L899 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2023-11-12 02:10:38,219 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 02:10:38,219 INFO L899 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2023-11-12 02:10:38,219 INFO L899 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2023-11-12 02:10:38,219 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)) [2023-11-12 02:10:38,220 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 3033 3082) no Hoare annotation was computed. [2023-11-12 02:10:38,220 INFO L899 garLoopResultBuilder]: For program point L2970(line 2970) no Hoare annotation was computed. [2023-11-12 02:10:38,220 INFO L899 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2023-11-12 02:10:38,220 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)) [2023-11-12 02:10:38,220 INFO L899 garLoopResultBuilder]: For program point L2970-2(line 2970) no Hoare annotation was computed. [2023-11-12 02:10:38,221 INFO L899 garLoopResultBuilder]: For program point L2970-4(lines 2970 2990) no Hoare annotation was computed. [2023-11-12 02:10:38,221 INFO L899 garLoopResultBuilder]: For program point L2970-6(lines 2970 2990) no Hoare annotation was computed. [2023-11-12 02:10:38,221 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsave_returnLabel#1(lines 3195 3197) no Hoare annotation was computed. [2023-11-12 02:10:38,221 INFO L899 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2023-11-12 02:10:38,221 INFO L899 garLoopResultBuilder]: For program point L3037(lines 3033 3082) no Hoare annotation was computed. [2023-11-12 02:10:38,221 INFO L899 garLoopResultBuilder]: For program point L2955-1(line 2955) no Hoare annotation was computed. [2023-11-12 02:10:38,222 INFO L899 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2023-11-12 02:10:38,222 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)) [2023-11-12 02:10:38,222 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-12 02:10:38,222 INFO L899 garLoopResultBuilder]: For program point pci_bus_write_config_dword_returnLabel#1(lines 3237 3239) no Hoare annotation was computed. [2023-11-12 02:10:38,222 INFO L899 garLoopResultBuilder]: For program point L3187-1(lines 3184 3193) no Hoare annotation was computed. [2023-11-12 02:10:38,222 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2023-11-12 02:10:38,223 INFO L895 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-12 02:10:38,223 INFO L899 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2023-11-12 02:10:38,223 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)) [2023-11-12 02:10:38,223 INFO L899 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2023-11-12 02:10:38,223 INFO L899 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2023-11-12 02:10:38,224 INFO L899 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2023-11-12 02:10:38,224 INFO L899 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2023-11-12 02:10:38,224 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)) [2023-11-12 02:10:38,224 INFO L899 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2023-11-12 02:10:38,224 INFO L895 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2023-11-12 02:10:38,225 INFO L899 garLoopResultBuilder]: For program point pci_read_config_word_returnLabel#1(lines 2862 2870) no Hoare annotation was computed. [2023-11-12 02:10:38,225 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)) [2023-11-12 02:10:38,225 INFO L899 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2023-11-12 02:10:38,225 INFO L899 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2023-11-12 02:10:38,225 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)) [2023-11-12 02:10:38,225 INFO L899 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2023-11-12 02:10:38,226 INFO L899 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2023-11-12 02:10:38,228 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-12 02:10:38,231 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:10:38,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:10:38 BoogieIcfgContainer [2023-11-12 02:10:38,241 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:10:38,242 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:10:38,242 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:10:38,242 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:10:38,243 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:35" (3/4) ... [2023-11-12 02:10:38,245 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:10:38,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2023-11-12 02:10:38,250 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-12 02:10:38,251 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-12 02:10:38,251 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-12 02:10:38,251 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2023-11-12 02:10:38,264 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2023-11-12 02:10:38,266 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-12 02:10:38,268 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-12 02:10:38,269 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 02:10:38,270 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:10:38,414 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:10:38,414 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:10:38,415 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:10:38,415 INFO L158 Benchmark]: Toolchain (without parser) took 5378.70ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 142.9MB in the beginning and 155.4MB in the end (delta: -12.5MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2023-11-12 02:10:38,416 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 130.0MB. Free memory was 103.2MB in the beginning and 103.1MB in the end (delta: 73.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:38,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1218.95ms. Allocated memory is still 174.1MB. Free memory was 142.9MB in the beginning and 85.0MB in the end (delta: 57.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 02:10:38,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.56ms. Allocated memory is still 174.1MB. Free memory was 85.0MB in the beginning and 80.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:10:38,417 INFO L158 Benchmark]: Boogie Preprocessor took 176.96ms. Allocated memory is still 174.1MB. Free memory was 80.9MB in the beginning and 134.0MB in the end (delta: -53.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:10:38,417 INFO L158 Benchmark]: RCFGBuilder took 1028.10ms. Allocated memory is still 174.1MB. Free memory was 134.0MB in the beginning and 90.1MB in the end (delta: 43.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-12 02:10:38,417 INFO L158 Benchmark]: TraceAbstraction took 2648.91ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 90.0MB in the beginning and 166.9MB in the end (delta: -77.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:38,418 INFO L158 Benchmark]: Witness Printer took 173.14ms. Allocated memory is still 237.0MB. Free memory was 166.9MB in the beginning and 155.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 02:10:38,420 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 130.0MB. Free memory was 103.2MB in the beginning and 103.1MB in the end (delta: 73.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1218.95ms. Allocated memory is still 174.1MB. Free memory was 142.9MB in the beginning and 85.0MB in the end (delta: 57.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.56ms. Allocated memory is still 174.1MB. Free memory was 85.0MB in the beginning and 80.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.96ms. Allocated memory is still 174.1MB. Free memory was 80.9MB in the beginning and 134.0MB in the end (delta: -53.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1028.10ms. Allocated memory is still 174.1MB. Free memory was 134.0MB in the beginning and 90.1MB in the end (delta: 43.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2648.91ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 90.0MB in the beginning and 166.9MB in the end (delta: -77.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 173.14ms. Allocated memory is still 237.0MB. Free memory was 166.9MB in the beginning and 155.4MB in the end (delta: 11.5MB). 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: 2.6s, 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, 1108 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 556 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, 0.7s 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! [2023-11-12 02:10:38,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33694779-9810-43e3-989e-3e5c3edc0308/bin/uautomizer-verify-uTZkv6EMXl/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