./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:17:24,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:17:24,869 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:17:24,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:17:24,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:17:24,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:17:24,902 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:17:24,904 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:17:24,904 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:17:24,908 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:17:24,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:17:24,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:17:24,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:17:24,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:17:24,910 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:17:24,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:17:24,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:17:24,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:17:24,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:17:24,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:17:24,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:17:24,914 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:17:24,914 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:17:24,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:17:24,914 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:17:24,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:17:24,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:17:24,916 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:17:24,916 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:17:24,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:17:24,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:17:24,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:17:24,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:17:24,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:17:24,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:17:24,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:17:24,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:17:24,919 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:17:24,920 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:17:24,920 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab [2024-10-13 08:17:25,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:17:25,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:17:25,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:17:25,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:17:25,184 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:17:25,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2024-10-13 08:17:26,587 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:17:27,077 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:17:27,078 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2024-10-13 08:17:27,129 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/943b08ea4/72d45385a67a455b8751602abc6b7d63/FLAG6c1b46cfe [2024-10-13 08:17:27,142 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/943b08ea4/72d45385a67a455b8751602abc6b7d63 [2024-10-13 08:17:27,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:17:27,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:17:27,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:17:27,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:17:27,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:17:27,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:17:27" (1/1) ... [2024-10-13 08:17:27,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@653ece94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:27, skipping insertion in model container [2024-10-13 08:17:27,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:17:27" (1/1) ... [2024-10-13 08:17:27,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:17:28,922 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2024-10-13 08:17:29,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:17:29,259 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:17:29,536 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2024-10-13 08:17:29,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:17:29,649 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:17:29,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29 WrapperNode [2024-10-13 08:17:29,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:17:29,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:17:29,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:17:29,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:17:29,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:29,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:29,910 INFO L138 Inliner]: procedures = 217, calls = 1702, calls flagged for inlining = 76, calls inlined = 53, statements flattened = 3773 [2024-10-13 08:17:29,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:17:29,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:17:29,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:17:29,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:17:29,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:29,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:29,968 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,293 INFO L175 MemorySlicer]: Split 1156 memory accesses to 12 slices as follows [2, 43, 2, 1002, 5, 4, 46, 3, 7, 3, 38, 1]. 87 percent of accesses are in the largest equivalence class. The 920 initializations are split as follows [2, 43, 0, 857, 5, 3, 0, 0, 7, 3, 0, 0]. The 107 writes are split as follows [0, 0, 1, 56, 0, 0, 16, 0, 0, 0, 34, 0]. [2024-10-13 08:17:30,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,433 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:17:30,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:17:30,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:17:30,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:17:30,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (1/1) ... [2024-10-13 08:17:30,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:17:30,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:17:30,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 08:17:30,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 08:17:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-10-13 08:17:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-13 08:17:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:17:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:17:30,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:17:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-13 08:17:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-13 08:17:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:17:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:17:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:17:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:17:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-10-13 08:17:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-10-13 08:17:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2024-10-13 08:17:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2024-10-13 08:17:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_common [2024-10-13 08:17:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_common [2024-10-13 08:17:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_stop [2024-10-13 08:17:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_stop [2024-10-13 08:17:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:17:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-10-13 08:17:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 08:17:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-13 08:17:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-13 08:17:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-13 08:17:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-13 08:17:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-13 08:17:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-13 08:17:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-13 08:17:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-13 08:17:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-13 08:17:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-13 08:17:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:17:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:17:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-10-13 08:17:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-10-13 08:17:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-13 08:17:30,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:17:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:17:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:17:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:17:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:17:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:17:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:17:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-13 08:17:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure p54_find_type [2024-10-13 08:17:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_find_type [2024-10-13 08:17:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-10-13 08:17:30,623 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:17:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_open [2024-10-13 08:17:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_open [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-13 08:17:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-13 08:17:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-13 08:17:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-10-13 08:17:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-10-13 08:17:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_post_reset [2024-10-13 08:17:30,625 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_post_reset [2024-10-13 08:17:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-13 08:17:30,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-13 08:17:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:17:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:17:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:17:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:17:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:17:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:17:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:17:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:17:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-13 08:17:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-13 08:17:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-13 08:17:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-13 08:17:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-13 08:17:30,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-13 08:17:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_disconnect [2024-10-13 08:17:30,628 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_disconnect [2024-10-13 08:17:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:17:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:17:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:17:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:17:30,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:17:30,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:17:30,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:17:30,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:17:30,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:17:30,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:17:30,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 08:17:30,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-13 08:17:30,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-10-13 08:17:30,630 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-10-13 08:17:30,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:17:30,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-13 08:17:30,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2024-10-13 08:17:30,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2024-10-13 08:17:30,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:17:30,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:17:30,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:17:30,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:17:30,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-13 08:17:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-13 08:17:30,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:17:30,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:17:30,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:17:30,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-13 08:17:30,635 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-13 08:17:30,635 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-13 08:17:30,635 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-10-13 08:17:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-10-13 08:17:30,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_pre_reset [2024-10-13 08:17:30,636 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_pre_reset [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-13 08:17:30,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-13 08:17:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-13 08:17:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-13 08:17:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:17:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:17:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_read [2024-10-13 08:17:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_read [2024-10-13 08:17:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_write [2024-10-13 08:17:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_write [2024-10-13 08:17:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-13 08:17:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-13 08:17:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:17:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:17:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:17:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:17:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-13 08:17:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev_of_p54u_priv [2024-10-13 08:17:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev_of_p54u_priv [2024-10-13 08:17:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_resume [2024-10-13 08:17:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_resume [2024-10-13 08:17:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-13 08:17:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-13 08:17:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-13 08:17:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-13 08:17:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-10-13 08:17:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-10-13 08:17:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_free_urbs [2024-10-13 08:17:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_free_urbs [2024-10-13 08:17:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2024-10-13 08:17:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2024-10-13 08:17:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-10-13 08:17:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_bulk_msg [2024-10-13 08:17:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_bulk_msg [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-10-13 08:17:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:17:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-10-13 08:17:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-10-13 08:17:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-10-13 08:17:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:17:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:17:31,174 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:17:31,177 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:17:31,368 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:17:38,858 INFO L? ?]: Removed 1009 outVars from TransFormulas that were not future-live. [2024-10-13 08:17:38,858 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:17:39,166 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:17:39,169 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 08:17:39,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:17:39 BoogieIcfgContainer [2024-10-13 08:17:39,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:17:39,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:17:39,174 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:17:39,177 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:17:39,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:17:27" (1/3) ... [2024-10-13 08:17:39,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af3ffeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:17:39, skipping insertion in model container [2024-10-13 08:17:39,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:17:29" (2/3) ... [2024-10-13 08:17:39,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af3ffeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:17:39, skipping insertion in model container [2024-10-13 08:17:39,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:17:39" (3/3) ... [2024-10-13 08:17:39,180 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2024-10-13 08:17:39,196 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:17:39,196 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:17:39,294 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:17:39,300 INFO L333 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, 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;@551d67cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:17:39,302 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:17:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 765 states, 538 states have (on average 1.433085501858736) internal successors, (771), 562 states have internal predecessors, (771), 175 states have call successors, (175), 51 states have call predecessors, (175), 50 states have return successors, (171), 171 states have call predecessors, (171), 171 states have call successors, (171) [2024-10-13 08:17:39,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-10-13 08:17:39,321 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:17:39,322 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-13 08:17:39,323 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:17:39,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:17:39,328 INFO L85 PathProgramCache]: Analyzing trace with hash 2132575628, now seen corresponding path program 1 times [2024-10-13 08:17:39,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:17:39,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758562173] [2024-10-13 08:17:39,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:17:39,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:17:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:17:49,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:17:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:17:49,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:17:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:17:49,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:17:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:17:49,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:17:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:17:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 08:17:49,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:17:49,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758562173] [2024-10-13 08:17:49,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758562173] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:17:49,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:17:49,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 08:17:49,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471204494] [2024-10-13 08:17:49,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:17:49,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:17:49,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:17:49,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:17:49,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:17:49,641 INFO L87 Difference]: Start difference. First operand has 765 states, 538 states have (on average 1.433085501858736) internal successors, (771), 562 states have internal predecessors, (771), 175 states have call successors, (175), 51 states have call predecessors, (175), 50 states have return successors, (171), 171 states have call predecessors, (171), 171 states have call successors, (171) Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-13 08:17:53,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:17:57,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:01,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:05,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:08,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:18:08,551 INFO L93 Difference]: Finished difference Result 1622 states and 2414 transitions. [2024-10-13 08:18:08,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:18:08,553 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 30 [2024-10-13 08:18:08,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:18:08,576 INFO L225 Difference]: With dead ends: 1622 [2024-10-13 08:18:08,576 INFO L226 Difference]: Without dead ends: 852 [2024-10-13 08:18:08,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:18:08,586 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 1105 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 575 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 2271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 575 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:18:08,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1209 Valid, 477 Invalid, 2271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [575 Valid, 1692 Invalid, 4 Unknown, 0 Unchecked, 18.7s Time] [2024-10-13 08:18:08,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2024-10-13 08:18:08,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 757. [2024-10-13 08:18:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 757 states, 536 states have (on average 1.3917910447761195) internal successors, (746), 554 states have internal predecessors, (746), 171 states have call successors, (171), 50 states have call predecessors, (171), 49 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2024-10-13 08:18:08,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 1082 transitions. [2024-10-13 08:18:08,717 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 1082 transitions. Word has length 30 [2024-10-13 08:18:08,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:18:08,718 INFO L471 AbstractCegarLoop]: Abstraction has 757 states and 1082 transitions. [2024-10-13 08:18:08,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (5), 5 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-13 08:18:08,719 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1082 transitions. [2024-10-13 08:18:08,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-10-13 08:18:08,721 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:18:08,722 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-13 08:18:08,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:18:08,722 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:18:08,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:18:08,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1739689842, now seen corresponding path program 1 times [2024-10-13 08:18:08,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:18:08,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302653380] [2024-10-13 08:18:08,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:18:08,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:18:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:17,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:18:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:17,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:18:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:17,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:18:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:17,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:18:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 08:18:17,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:18:17,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302653380] [2024-10-13 08:18:17,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302653380] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:18:17,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:18:17,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:18:17,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686235185] [2024-10-13 08:18:17,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:18:17,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:18:17,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:18:17,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:18:17,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:18:17,321 INFO L87 Difference]: Start difference. First operand 757 states and 1082 transitions. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (5), 5 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-13 08:18:21,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:25,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:29,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:33,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:37,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:18:42,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:18:42,804 INFO L93 Difference]: Finished difference Result 2431 states and 3492 transitions. [2024-10-13 08:18:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 08:18:42,805 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (5), 5 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 30 [2024-10-13 08:18:42,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:18:42,822 INFO L225 Difference]: With dead ends: 2431 [2024-10-13 08:18:42,823 INFO L226 Difference]: Without dead ends: 1682 [2024-10-13 08:18:42,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:18:42,829 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 2907 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 2631 mSolverCounterSat, 1642 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3048 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 4278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1642 IncrementalHoareTripleChecker+Valid, 2631 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:18:42,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3048 Valid, 624 Invalid, 4278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1642 Valid, 2631 Invalid, 5 Unknown, 0 Unchecked, 25.1s Time] [2024-10-13 08:18:42,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2024-10-13 08:18:42,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1490. [2024-10-13 08:18:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1490 states, 1059 states have (on average 1.3890462700661002) internal successors, (1471), 1090 states have internal predecessors, (1471), 333 states have call successors, (333), 98 states have call predecessors, (333), 97 states have return successors, (327), 327 states have call predecessors, (327), 327 states have call successors, (327) [2024-10-13 08:18:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1490 states and 2131 transitions. [2024-10-13 08:18:42,957 INFO L78 Accepts]: Start accepts. Automaton has 1490 states and 2131 transitions. Word has length 30 [2024-10-13 08:18:42,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:18:42,958 INFO L471 AbstractCegarLoop]: Abstraction has 1490 states and 2131 transitions. [2024-10-13 08:18:42,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (5), 5 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-13 08:18:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2131 transitions. [2024-10-13 08:18:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-10-13 08:18:42,966 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:18:42,966 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-10-13 08:18:42,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:18:42,966 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:18:42,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:18:42,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1186540990, now seen corresponding path program 1 times [2024-10-13 08:18:42,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:18:42,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568664729] [2024-10-13 08:18:42,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:18:42,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:18:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:50,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:18:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:50,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:18:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:50,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:18:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:51,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:18:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:51,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:18:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:51,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:18:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:18:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:18:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-13 08:18:51,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:18:51,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568664729] [2024-10-13 08:18:51,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568664729] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:18:51,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:18:51,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:18:51,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584459863] [2024-10-13 08:18:51,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:18:51,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:18:51,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:18:51,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:18:51,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:18:51,047 INFO L87 Difference]: Start difference. First operand 1490 states and 2131 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-10-13 08:18:55,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []