./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-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.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 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 21:30:54,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 21:30:54,758 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 21:30:54,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 21:30:54,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 21:30:54,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 21:30:54,801 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 21:30:54,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 21:30:54,803 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 21:30:54,805 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 21:30:54,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 21:30:54,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 21:30:54,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 21:30:54,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 21:30:54,808 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 21:30:54,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 21:30:54,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 21:30:54,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 21:30:54,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 21:30:54,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 21:30:54,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 21:30:54,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 21:30:54,814 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 21:30:54,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 21:30:54,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 21:30:54,815 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 21:30:54,815 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 21:30:54,815 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 21:30:54,816 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 21:30:54,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:30:54,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 21:30:54,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 21:30:54,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 21:30:54,817 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 21:30:54,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 21:30:54,818 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 21:30:54,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 21:30:54,818 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 21:30:54,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 21:30:54,818 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e [2024-11-16 21:30:55,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 21:30:55,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 21:30:55,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 21:30:55,130 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 21:30:55,131 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 21:30:55,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2024-11-16 21:30:56,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 21:30:57,035 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 21:30:57,035 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--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2024-11-16 21:30:57,075 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31567fdcc/8b3004f1d82f42beac49f228a3fc8e76/FLAGe4b21d744 [2024-11-16 21:30:57,091 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31567fdcc/8b3004f1d82f42beac49f228a3fc8e76 [2024-11-16 21:30:57,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 21:30:57,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 21:30:57,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 21:30:57,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 21:30:57,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 21:30:57,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:30:57" (1/1) ... [2024-11-16 21:30:57,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414c596b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:57, skipping insertion in model container [2024-11-16 21:30:57,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:30:57" (1/1) ... [2024-11-16 21:30:57,212 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 21:30:58,709 WARN L250 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--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2024-11-16 21:30:58,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:30:59,002 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 21:30:59,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3542] [2024-11-16 21:30:59,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3549] [2024-11-16 21:30:59,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3557-3558] [2024-11-16 21:30:59,287 WARN L250 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--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2024-11-16 21:30:59,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 21:30:59,396 INFO L204 MainTranslator]: Completed translation [2024-11-16 21:30:59,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59 WrapperNode [2024-11-16 21:30:59,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 21:30:59,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 21:30:59,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 21:30:59,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 21:30:59,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:30:59,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:30:59,633 INFO L138 Inliner]: procedures = 282, calls = 1556, calls flagged for inlining = 103, calls inlined = 86, statements flattened = 2929 [2024-11-16 21:30:59,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 21:30:59,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 21:30:59,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 21:30:59,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 21:30:59,646 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:30:59,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:30:59,668 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,027 INFO L175 MemorySlicer]: Split 590 memory accesses to 22 slices as follows [2, 8, 7, 29, 8, 8, 8, 8, 8, 10, 8, 49, 8, 4, 12, 56, 8, 4, 22, 45, 276, 2]. 47 percent of accesses are in the largest equivalence class. The 180 initializations are split as follows [2, 8, 0, 0, 8, 8, 8, 8, 8, 10, 8, 0, 8, 0, 0, 56, 8, 4, 0, 0, 36, 0]. The 236 writes are split as follows [0, 0, 6, 29, 0, 0, 0, 0, 0, 0, 0, 42, 0, 1, 2, 0, 0, 0, 22, 45, 88, 1]. [2024-11-16 21:31:00,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,110 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 21:31:00,195 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 21:31:00,195 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 21:31:00,195 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 21:31:00,196 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (1/1) ... [2024-11-16 21:31:00,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 21:31:00,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 21:31:00,235 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) [2024-11-16 21:31:00,241 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 [2024-11-16 21:31:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-16 21:31:00,286 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-16 21:31:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-16 21:31:00,286 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-16 21:31:00,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 21:31:00,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 21:31:00,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 21:31:00,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 21:31:00,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-16 21:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-16 21:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-16 21:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-16 21:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-16 21:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-16 21:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-16 21:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-16 21:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-16 21:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-16 21:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-16 21:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-16 21:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wdm_mutex [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wdm_mutex [2024-11-16 21:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure recover_from_urb_loss [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_from_urb_loss [2024-11-16 21:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2024-11-16 21:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-16 21:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-16 21:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-16 21:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-16 21:31:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-16 21:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-11-16 21:31:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-11-16 21:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_create [2024-11-16 21:31:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_create [2024-11-16 21:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-16 21:31:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-16 21:31:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-16 21:31:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-16 21:31:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_poll [2024-11-16 21:31:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_poll [2024-11-16 21:31:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-16 21:31:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-16 21:31:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 21:31:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 21:31:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-16 21:31:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-16 21:31:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-16 21:31:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-16 21:31:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure clear_wdm_read_flag [2024-11-16 21:31:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_wdm_read_flag [2024-11-16 21:31:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_39 [2024-11-16 21:31:00,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_39 [2024-11-16 21:31:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_write [2024-11-16 21:31:00,296 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_write [2024-11-16 21:31:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 21:31:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-16 21:31:00,296 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-16 21:31:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_ioctl [2024-11-16 21:31:00,297 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_ioctl [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_disconnect [2024-11-16 21:31:00,297 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_disconnect [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-16 21:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rlock_of_wdm_device [2024-11-16 21:31:00,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rlock_of_wdm_device [2024-11-16 21:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-16 21:31:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-16 21:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-16 21:31:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-16 21:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_rxwork [2024-11-16 21:31:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_rxwork [2024-11-16 21:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 21:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2024-11-16 21:31:00,300 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2024-11-16 21:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 21:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 21:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 21:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 21:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 21:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 21:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 21:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 21:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 21:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-16 21:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-16 21:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-16 21:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-16 21:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-16 21:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-16 21:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-16 21:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-16 21:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-16 21:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-16 21:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-16 21:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-16 21:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-16 21:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-16 21:31:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-16 21:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-16 21:31:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-16 21:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-16 21:31:00,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-16 21:31:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-16 21:31:00,305 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-16 21:31:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-16 21:31:00,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-16 21:31:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-16 21:31:00,306 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-16 21:31:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-16 21:31:00,306 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-16 21:31:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-16 21:31:00,306 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-16 21:31:00,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wdm_mutex [2024-11-16 21:31:00,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wdm_mutex [2024-11-16 21:31:00,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wlock_of_wdm_device [2024-11-16 21:31:00,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wlock_of_wdm_device [2024-11-16 21:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-16 21:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-16 21:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-16 21:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-16 21:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-16 21:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-16 21:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_flush [2024-11-16 21:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_flush [2024-11-16 21:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wlock_of_wdm_device [2024-11-16 21:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wlock_of_wdm_device [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-16 21:31:00,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-16 21:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-16 21:31:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-16 21:31:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-16 21:31:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-16 21:31:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-16 21:31:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-16 21:31:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-16 21:31:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-16 21:31:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-16 21:31:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-16 21:31:00,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-11-16 21:31:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-16 21:31:00,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-16 21:31:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-16 21:31:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-16 21:31:00,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-16 21:31:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure kill_urbs [2024-11-16 21:31:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_urbs [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-11-16 21:31:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-16 21:31:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 21:31:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-16 21:31:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-16 21:31:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-16 21:31:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-16 21:31:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-16 21:31:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-16 21:31:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-16 21:31:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-16 21:31:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-16 21:31:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-16 21:31:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-16 21:31:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_resume [2024-11-16 21:31:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_resume [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-16 21:31:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-16 21:31:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-16 21:31:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 21:31:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-16 21:31:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-16 21:31:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-16 21:31:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-16 21:31:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-16 21:31:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-16 21:31:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-16 21:31:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-16 21:31:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-16 21:31:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-16 21:31:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-16 21:31:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-16 21:31:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-16 21:31:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-16 21:31:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-16 21:31:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-16 21:31:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-16 21:31:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-16 21:31:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-16 21:31:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-16 21:31:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-16 21:31:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rlock_of_wdm_device [2024-11-16 21:31:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rlock_of_wdm_device [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-16 21:31:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_find_device [2024-11-16 21:31:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_find_device [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-16 21:31:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-16 21:31:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 21:31:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-16 21:31:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-16 21:31:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-16 21:31:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-16 21:31:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 21:31:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 21:31:00,940 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 21:31:00,945 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 21:31:00,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7561: havoc #t~nondet715; [2024-11-16 21:31:01,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-16 21:31:01,134 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7534: havoc #t~nondet712; [2024-11-16 21:31:01,555 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5132: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset;call ULTIMATE.dealloc(~#__key___0~0#1.base, ~#__key___0~0#1.offset);havoc ~#__key___0~0#1.base, ~#__key___0~0#1.offset;call ULTIMATE.dealloc(~#__key___1~0#1.base, ~#__key___1~0#1.offset);havoc ~#__key___1~0#1.base, ~#__key___1~0#1.offset;call ULTIMATE.dealloc(~#__key___2~0#1.base, ~#__key___2~0#1.offset);havoc ~#__key___2~0#1.base, ~#__key___2~0#1.offset;call ULTIMATE.dealloc(~#__key___3~0#1.base, ~#__key___3~0#1.offset);havoc ~#__key___3~0#1.base, ~#__key___3~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset);havoc ~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset; [2024-11-16 21:31:01,556 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7553: havoc usb_register_dev_#t~nondet713#1; [2024-11-16 21:31:01,556 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3954: havoc usb_endpoint_xfer_int_#t~mem114#1; [2024-11-16 21:31:01,556 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3988: havoc dev_name_#t~mem119#1.base, dev_name_#t~mem119#1.offset; [2024-11-16 21:31:01,556 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3980: havoc usb_endpoint_maxp_#t~mem117#1; [2024-11-16 21:31:01,556 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3948: havoc usb_endpoint_dir_in_#t~mem113#1; [2024-11-16 21:31:01,557 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3882: havoc kobject_name_#t~mem87#1.base, kobject_name_#t~mem87#1.offset; [2024-11-16 21:31:01,823 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4480: call ULTIMATE.dealloc(~#__wait~0#1.base, ~#__wait~0#1.offset);havoc ~#__wait~0#1.base, ~#__wait~0#1.offset;call ULTIMATE.dealloc(~#descriptor~2#1.base, ~#descriptor~2#1.offset);havoc ~#descriptor~2#1.base, ~#descriptor~2#1.offset; [2024-11-16 21:31:01,823 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7446: havoc _copy_from_user_#t~nondet701#1; [2024-11-16 21:31:01,823 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6186-1: ldv_mutex_lock_interruptible_17_#res#1 := ldv_mutex_lock_interruptible_17_~ldv_func_res~5#1; [2024-11-16 21:31:01,941 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5385: call ULTIMATE.dealloc(~#descriptor~6#1.base, ~#descriptor~6#1.offset);havoc ~#descriptor~6#1.base, ~#descriptor~6#1.offset; [2024-11-16 21:31:01,951 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7501: havoc #t~nondet705; [2024-11-16 21:31:02,001 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7476: havoc #t~nondet704; [2024-11-16 21:31:02,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7524: havoc #t~nondet710; [2024-11-16 21:31:02,015 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3833: havoc __kmalloc_#t~ret83#1.base, __kmalloc_#t~ret83#1.offset; [2024-11-16 21:31:02,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7463: havoc #t~nondet703; [2024-11-16 21:31:02,032 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7530: havoc #t~ret711.base, #t~ret711.offset; [2024-11-16 21:31:02,091 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4853: call ULTIMATE.dealloc(~#__wait~2.base, ~#__wait~2.offset);havoc ~#__wait~2.base, ~#__wait~2.offset; [2024-11-16 21:31:02,114 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4083: havoc #t~mem146;havoc #t~bitwise147; [2024-11-16 21:31:02,122 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3565: havoc #t~mem1;havoc #t~bitwise2; [2024-11-16 21:31:02,131 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7516: havoc #t~nondet708; [2024-11-16 21:31:02,143 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7450: havoc _copy_to_user_#t~nondet702#1; [2024-11-16 21:31:02,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5511: call ULTIMATE.dealloc(~#descriptor~8.base, ~#descriptor~8.offset);havoc ~#descriptor~8.base, ~#descriptor~8.offset; [2024-11-16 21:31:07,780 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5785: call ULTIMATE.dealloc(main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset);havoc main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg0~0#1.base, main_~#ldvarg0~0#1.offset);havoc main_~#ldvarg0~0#1.base, main_~#ldvarg0~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg12~0#1.base, main_~#ldvarg12~0#1.offset);havoc main_~#ldvarg12~0#1.base, main_~#ldvarg12~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg5~0#1.base, main_~#ldvarg5~0#1.offset);havoc main_~#ldvarg5~0#1.base, main_~#ldvarg5~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg6~0#1.base, main_~#ldvarg6~0#1.offset);havoc main_~#ldvarg6~0#1.base, main_~#ldvarg6~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset);havoc main_~#ldvarg1~0#1.base, main_~#ldvarg1~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg9~0#1.base, main_~#ldvarg9~0#1.offset);havoc main_~#ldvarg9~0#1.base, main_~#ldvarg9~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg14~0#1.base, main_~#ldvarg14~0#1.offset);havoc main_~#ldvarg14~0#1.base, main_~#ldvarg14~0#1.offset; [2024-11-16 21:31:07,780 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290: call ULTIMATE.dealloc(wdm_probe_~#descriptor~5#1.base, wdm_probe_~#descriptor~5#1.offset);havoc wdm_probe_~#descriptor~5#1.base, wdm_probe_~#descriptor~5#1.offset; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6215-1: ldv_mutex_lock_interruptible_20_#res#1 := ldv_mutex_lock_interruptible_20_~ldv_func_res~6#1; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5427: call ULTIMATE.dealloc(wdm_suspend_~#message#1.base, wdm_suspend_~#message#1.offset);havoc wdm_suspend_~#message#1.base, wdm_suspend_~#message#1.offset;call ULTIMATE.dealloc(wdm_suspend_~#descriptor~7#1.base, wdm_suspend_~#descriptor~7#1.offset);havoc wdm_suspend_~#descriptor~7#1.base, wdm_suspend_~#descriptor~7#1.offset; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7512: havoc noop_llseek_#t~nondet707#1; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5003: call ULTIMATE.dealloc(wdm_release_~#descriptor~4#1.base, wdm_release_~#descriptor~4#1.offset);havoc wdm_release_~#descriptor~4#1.base, wdm_release_~#descriptor~4#1.offset;call ULTIMATE.dealloc(wdm_release_~#descriptor___0~2#1.base, wdm_release_~#descriptor___0~2#1.offset);havoc wdm_release_~#descriptor___0~2#1.base, wdm_release_~#descriptor___0~2#1.offset; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4677: call ULTIMATE.dealloc(wdm_read_~#__wait~1#1.base, wdm_read_~#__wait~1#1.offset);havoc wdm_read_~#__wait~1#1.base, wdm_read_~#__wait~1#1.offset;call ULTIMATE.dealloc(wdm_read_~#descriptor~3#1.base, wdm_read_~#descriptor~3#1.offset);havoc wdm_read_~#descriptor~3#1.base, wdm_read_~#descriptor~3#1.offset; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7557: havoc usb_register_driver_#t~nondet714#1; [2024-11-16 21:31:07,781 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928: havoc iminor_#t~mem102#1; [2024-11-16 21:31:08,376 INFO L? ?]: Removed 1120 outVars from TransFormulas that were not future-live. [2024-11-16 21:31:08,376 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 21:31:08,443 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 21:31:08,443 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-16 21:31:08,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:31:08 BoogieIcfgContainer [2024-11-16 21:31:08,445 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 21:31:08,446 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 21:31:08,446 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 21:31:08,451 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 21:31:08,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 09:30:57" (1/3) ... [2024-11-16 21:31:08,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7d5cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:31:08, skipping insertion in model container [2024-11-16 21:31:08,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:30:59" (2/3) ... [2024-11-16 21:31:08,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7d5cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 09:31:08, skipping insertion in model container [2024-11-16 21:31:08,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 09:31:08" (3/3) ... [2024-11-16 21:31:08,455 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2024-11-16 21:31:08,473 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 21:31:08,474 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 21:31:08,583 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 21:31:08,592 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;@4cfc0d2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 21:31:08,593 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 21:31:08,602 INFO L276 IsEmpty]: Start isEmpty. Operand has 1164 states, 774 states have (on average 1.297157622739018) internal successors, (1004), 809 states have internal predecessors, (1004), 316 states have call successors, (316), 73 states have call predecessors, (316), 72 states have return successors, (311), 310 states have call predecessors, (311), 311 states have call successors, (311) [2024-11-16 21:31:08,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-16 21:31:08,620 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:31:08,621 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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] [2024-11-16 21:31:08,622 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:31:08,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:31:08,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1098169609, now seen corresponding path program 1 times [2024-11-16 21:31:08,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:31:08,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413938288] [2024-11-16 21:31:08,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:31:08,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:31:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:10,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:31:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:10,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:10,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:10,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:31:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:10,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:31:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:31:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:31:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:31:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 21:31:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 21:31:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 21:31:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 21:31:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 21:31:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 21:31:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 21:31:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 21:31:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 21:31:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 21:31:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-16 21:31:11,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:31:11,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413938288] [2024-11-16 21:31:11,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413938288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:31:11,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:31:11,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 21:31:11,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498923679] [2024-11-16 21:31:11,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:31:11,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 21:31:11,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:31:11,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 21:31:11,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 21:31:11,500 INFO L87 Difference]: Start difference. First operand has 1164 states, 774 states have (on average 1.297157622739018) internal successors, (1004), 809 states have internal predecessors, (1004), 316 states have call successors, (316), 73 states have call predecessors, (316), 72 states have return successors, (311), 310 states have call predecessors, (311), 311 states have call successors, (311) Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 21:31:15,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:31:19,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:31:30,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:31:30,469 INFO L93 Difference]: Finished difference Result 2354 states and 3365 transitions. [2024-11-16 21:31:30,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 21:31:30,471 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 193 [2024-11-16 21:31:30,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:31:30,500 INFO L225 Difference]: With dead ends: 2354 [2024-11-16 21:31:30,501 INFO L226 Difference]: Without dead ends: 1183 [2024-11-16 21:31:30,509 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-16 21:31:30,512 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 1335 mSDsluCounter, 803 mSDsCounter, 0 mSdLazyCounter, 1674 mSolverCounterSat, 1101 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1415 SdHoareTripleChecker+Valid, 1498 SdHoareTripleChecker+Invalid, 2777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1101 IncrementalHoareTripleChecker+Valid, 1674 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2024-11-16 21:31:30,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1415 Valid, 1498 Invalid, 2777 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1101 Valid, 1674 Invalid, 2 Unknown, 0 Unchecked, 18.4s Time] [2024-11-16 21:31:30,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2024-11-16 21:31:30,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1152. [2024-11-16 21:31:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1152 states, 769 states have (on average 1.282184655396619) internal successors, (986), 797 states have internal predecessors, (986), 311 states have call successors, (311), 72 states have call predecessors, (311), 71 states have return successors, (297), 296 states have call predecessors, (297), 297 states have call successors, (297) [2024-11-16 21:31:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 1594 transitions. [2024-11-16 21:31:30,692 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 1594 transitions. Word has length 193 [2024-11-16 21:31:30,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:31:30,693 INFO L471 AbstractCegarLoop]: Abstraction has 1152 states and 1594 transitions. [2024-11-16 21:31:30,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-16 21:31:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1594 transitions. [2024-11-16 21:31:30,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-16 21:31:30,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:31:30,698 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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] [2024-11-16 21:31:30,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 21:31:30,699 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:31:30,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:31:30,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1327063216, now seen corresponding path program 1 times [2024-11-16 21:31:30,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:31:30,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249872415] [2024-11-16 21:31:30,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:31:30,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:31:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:31:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:31:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:31:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:31:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:31:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:31:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 21:31:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:31:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:31:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 21:31:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 21:31:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 21:31:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 21:31:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 21:31:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 21:31:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 21:31:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 21:31:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 21:31:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:31:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-16 21:31:32,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:31:32,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249872415] [2024-11-16 21:31:32,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249872415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:31:32,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:31:32,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 21:31:32,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25761099] [2024-11-16 21:31:32,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:31:32,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 21:31:32,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:31:32,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 21:31:32,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 21:31:32,812 INFO L87 Difference]: Start difference. First operand 1152 states and 1594 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-16 21:31:36,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:31:40,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:31:44,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:32:04,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 21:32:04,688 INFO L93 Difference]: Finished difference Result 3404 states and 4730 transitions. [2024-11-16 21:32:04,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 21:32:04,689 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 193 [2024-11-16 21:32:04,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 21:32:04,704 INFO L225 Difference]: With dead ends: 3404 [2024-11-16 21:32:04,704 INFO L226 Difference]: Without dead ends: 2293 [2024-11-16 21:32:04,708 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-16 21:32:04,709 INFO L432 NwaCegarLoop]: 678 mSDtfsCounter, 3615 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 2756 mSolverCounterSat, 2587 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3813 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 5346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2587 IncrementalHoareTripleChecker+Valid, 2756 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2024-11-16 21:32:04,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3813 Valid, 1989 Invalid, 5346 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2587 Valid, 2756 Invalid, 3 Unknown, 0 Unchecked, 30.8s Time] [2024-11-16 21:32:04,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2293 states. [2024-11-16 21:32:04,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2293 to 2224. [2024-11-16 21:32:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2224 states, 1493 states have (on average 1.2839919624916276) internal successors, (1917), 1536 states have internal predecessors, (1917), 589 states have call successors, (589), 142 states have call predecessors, (589), 141 states have return successors, (575), 573 states have call predecessors, (575), 575 states have call successors, (575) [2024-11-16 21:32:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 2224 states and 3081 transitions. [2024-11-16 21:32:04,826 INFO L78 Accepts]: Start accepts. Automaton has 2224 states and 3081 transitions. Word has length 193 [2024-11-16 21:32:04,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 21:32:04,828 INFO L471 AbstractCegarLoop]: Abstraction has 2224 states and 3081 transitions. [2024-11-16 21:32:04,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-16 21:32:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 3081 transitions. [2024-11-16 21:32:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-16 21:32:04,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 21:32:04,835 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 1, 1, 1] [2024-11-16 21:32:04,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 21:32:04,835 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 21:32:04,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 21:32:04,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1298019820, now seen corresponding path program 1 times [2024-11-16 21:32:04,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 21:32:04,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202262359] [2024-11-16 21:32:04,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 21:32:04,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 21:32:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 21:32:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 21:32:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 21:32:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 21:32:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 21:32:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 21:32:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 21:32:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 21:32:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 21:32:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 21:32:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 21:32:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 21:32:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 21:32:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 21:32:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 21:32:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-16 21:32:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 21:32:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 21:32:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 21:32:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 21:32:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-16 21:32:06,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 21:32:06,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202262359] [2024-11-16 21:32:06,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202262359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 21:32:06,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 21:32:06,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 21:32:06,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100869985] [2024-11-16 21:32:06,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 21:32:06,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 21:32:06,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 21:32:06,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 21:32:06,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 21:32:06,585 INFO L87 Difference]: Start difference. First operand 2224 states and 3081 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-16 21:32:10,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 21:32:14,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []