./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.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 006aa960ed1622b337a2cda4a1ad6a685b212b2d57c6c6998da1e861381a253d --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 15:21:18,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:21:18,312 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:21:18,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:21:18,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:21:18,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:21:18,355 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:21:18,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:21:18,356 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:21:18,357 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:21:18,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:21:18,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:21:18,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:21:18,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:21:18,363 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:21:18,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:21:18,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:21:18,364 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:21:18,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:21:18,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:21:18,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:21:18,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:21:18,366 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:21:18,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:21:18,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:21:18,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:21:18,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:21:18,367 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:21:18,368 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:21:18,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:21:18,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:21:18,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:21:18,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:21:18,369 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:21:18,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:21:18,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:21:18,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:21:18,372 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:21:18,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:21:18,373 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006aa960ed1622b337a2cda4a1ad6a685b212b2d57c6c6998da1e861381a253d [2024-10-14 15:21:18,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:21:18,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:21:18,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:21:18,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:21:18,699 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:21:18,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2024-10-14 15:21:20,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:21:20,914 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:21:20,915 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2024-10-14 15:21:20,963 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c90d83e/be56350f4420427595a7e6b1f6fcbcd9/FLAGa7011783a [2024-10-14 15:21:20,984 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c90d83e/be56350f4420427595a7e6b1f6fcbcd9 [2024-10-14 15:21:20,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:21:20,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:21:20,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:21:20,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:21:20,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:21:21,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:21:20" (1/1) ... [2024-10-14 15:21:21,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d407dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:21, skipping insertion in model container [2024-10-14 15:21:21,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:21:20" (1/1) ... [2024-10-14 15:21:21,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:21:22,511 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[171620,171633] [2024-10-14 15:21:23,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:21:24,022 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:21:24,148 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,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5548-5549] [2024-10-14 15:21:24,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5563] [2024-10-14 15:21:24,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5566] [2024-10-14 15:21:24,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5569] [2024-10-14 15:21:24,152 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5572] [2024-10-14 15:21:24,153 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [5597] [2024-10-14 15:21:24,164 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[171620,171633] [2024-10-14 15:21:24,464 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; incl %0": "+m" (v->counter)); [10855] [2024-10-14 15:21:24,464 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [10863-10864] [2024-10-14 15:21:24,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1425), "i" (12UL)); [10910-10911] [2024-10-14 15:21:24,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:21:24,743 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:21:24,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24 WrapperNode [2024-10-14 15:21:24,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:21:24,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:21:24,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:21:24,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:21:24,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:24,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:25,166 INFO L138 Inliner]: procedures = 318, calls = 4098, calls flagged for inlining = 135, calls inlined = 109, statements flattened = 7594 [2024-10-14 15:21:25,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:21:25,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:21:25,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:21:25,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:21:25,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:25,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:25,240 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:25,853 INFO L175 MemorySlicer]: Split 2382 memory accesses to 20 slices as follows [2, 21, 9, 6, 3, 4, 1, 2, 9, 1, 1, 718, 2, 2, 42, 4, 16, 1280, 3, 256]. 54 percent of accesses are in the largest equivalence class. The 1715 initializations are split as follows [2, 21, 8, 6, 3, 4, 0, 0, 8, 0, 0, 65, 0, 0, 42, 4, 16, 1280, 0, 256]. The 228 writes are split as follows [0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 223, 1, 1, 0, 0, 0, 0, 0, 0]. [2024-10-14 15:21:25,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:25,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:26,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:26,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:26,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:26,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:26,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:21:26,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:21:26,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:21:26,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:21:26,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (1/1) ... [2024-10-14 15:21:26,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:21:26,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:21:26,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 15:21:26,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 15:21:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2024-10-14 15:21:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2024-10-14 15:21:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-10-14 15:21:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-10-14 15:21:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2024-10-14 15:21:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2024-10-14 15:21:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2024-10-14 15:21:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2024-10-14 15:21:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2024-10-14 15:21:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2024-10-14 15:21:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:21:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:21:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2024-10-14 15:21:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-10-14 15:21:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2024-10-14 15:21:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-10-14 15:21:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2024-10-14 15:21:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:21:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2024-10-14 15:21:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2024-10-14 15:21:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-10-14 15:21:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-10-14 15:21:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-10-14 15:21:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-10-14 15:21:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-10-14 15:21:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-10-14 15:21:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-10-14 15:21:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-14 15:21:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-14 15:21:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-14 15:21:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-14 15:21:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-14 15:21:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-14 15:21:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-14 15:21:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-14 15:21:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-14 15:21:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-10-14 15:21:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-10-14 15:21:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-10-14 15:21:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-10-14 15:21:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-10-14 15:21:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2024-10-14 15:21:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2024-10-14 15:21:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 15:21:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 15:21:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_43 [2024-10-14 15:21:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_43 [2024-10-14 15:21:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-14 15:21:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-14 15:21:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2024-10-14 15:21:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2024-10-14 15:21:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-10-14 15:21:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-10-14 15:21:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2024-10-14 15:21:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2024-10-14 15:21:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2024-10-14 15:21:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2024-10-14 15:21:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-14 15:21:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-14 15:21:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2024-10-14 15:21:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2024-10-14 15:21:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2024-10-14 15:21:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2024-10-14 15:21:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2024-10-14 15:21:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2024-10-14 15:21:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2024-10-14 15:21:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2024-10-14 15:21:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2024-10-14 15:21:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2024-10-14 15:21:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2024-10-14 15:21:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2024-10-14 15:21:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2024-10-14 15:21:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2024-10-14 15:21:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:21:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2024-10-14 15:21:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2024-10-14 15:21:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2024-10-14 15:21:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2024-10-14 15:21:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-14 15:21:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2024-10-14 15:21:26,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2024-10-14 15:21:26,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2024-10-14 15:21:26,264 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_18 [2024-10-14 15:21:26,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_18 [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2024-10-14 15:21:26,264 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2024-10-14 15:21:26,264 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2024-10-14 15:21:26,264 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2024-10-14 15:21:26,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2024-10-14 15:21:26,265 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2024-10-14 15:21:26,265 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2024-10-14 15:21:26,265 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-14 15:21:26,265 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-14 15:21:26,265 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2024-10-14 15:21:26,265 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2024-10-14 15:21:26,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:21:26,267 INFO L130 BoogieDeclarations]: Found specification of procedure read_int_callback [2024-10-14 15:21:26,267 INFO L138 BoogieDeclarations]: Found implementation of procedure read_int_callback [2024-10-14 15:21:26,267 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-10-14 15:21:26,267 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-10-14 15:21:26,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:21:26,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:21:26,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:21:26,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:21:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:21:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:21:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:21:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-14 15:21:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-14 15:21:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-14 15:21:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-14 15:21:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-14 15:21:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2024-10-14 15:21:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2024-10-14 15:21:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:21:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:21:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_statmsg [2024-10-14 15:21:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_statmsg [2024-10-14 15:21:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-14 15:21:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-14 15:21:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-10-14 15:21:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-10-14 15:21:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure read_ctrl_callback [2024-10-14 15:21:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure read_ctrl_callback [2024-10-14 15:21:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-14 15:21:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2024-10-14 15:21:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2024-10-14 15:21:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2024-10-14 15:21:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2024-10-14 15:21:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:21:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-14 15:21:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-14 15:21:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-14 15:21:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2024-10-14 15:21:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2024-10-14 15:21:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-10-14 15:21:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-10-14 15:21:26,284 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-14 15:21:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-14 15:21:26,284 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2024-10-14 15:21:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2024-10-14 15:21:26,284 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-10-14 15:21:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-10-14 15:21:26,284 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2024-10-14 15:21:26,284 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2024-10-14 15:21:26,284 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2024-10-14 15:21:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2024-10-14 15:21:26,285 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2024-10-14 15:21:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2024-10-14 15:21:26,285 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-14 15:21:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:21:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:21:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:21:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:21:26,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-14 15:21:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2024-10-14 15:21:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:21:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure write_command_callback [2024-10-14 15:21:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure write_command_callback [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2024-10-14 15:21:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-14 15:21:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:21:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-14 15:21:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 15:21:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 15:21:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2024-10-14 15:21:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2024-10-14 15:21:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-10-14 15:21:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-10-14 15:21:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-10-14 15:21:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-10-14 15:21:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-10-14 15:21:26,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-10-14 15:21:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2024-10-14 15:21:26,297 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2024-10-14 15:21:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-10-14 15:21:26,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-10-14 15:21:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2024-10-14 15:21:26,297 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2024-10-14 15:21:26,297 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2024-10-14 15:21:26,297 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure write_ctrl_callback [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure write_ctrl_callback [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure read_iso_callback [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure read_iso_callback [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_41 [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_41 [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-10-14 15:21:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:21:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-14 15:21:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-14 15:21:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2024-10-14 15:21:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2024-10-14 15:21:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2024-10-14 15:21:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2024-10-14 15:21:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-10-14 15:21:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-10-14 15:21:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:21:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:21:27,240 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:21:27,244 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:21:27,427 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:21:27,913 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-10-14 15:21:35,489 INFO L? ?]: Removed 2110 outVars from TransFormulas that were not future-live. [2024-10-14 15:21:35,490 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:21:35,843 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:21:35,844 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-14 15:21:35,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:21:35 BoogieIcfgContainer [2024-10-14 15:21:35,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:21:35,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:21:35,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:21:35,853 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:21:35,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:21:20" (1/3) ... [2024-10-14 15:21:35,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41008176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:21:35, skipping insertion in model container [2024-10-14 15:21:35,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:21:24" (2/3) ... [2024-10-14 15:21:35,856 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41008176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:21:35, skipping insertion in model container [2024-10-14 15:21:35,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:21:35" (3/3) ... [2024-10-14 15:21:35,858 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2024-10-14 15:21:35,878 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:21:35,879 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-14 15:21:36,021 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:21:36,027 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;@11876abe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:21:36,027 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-14 15:21:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand has 2434 states, 1664 states have (on average 1.4344951923076923) internal successors, (2387), 1743 states have internal predecessors, (2387), 659 states have call successors, (659), 110 states have call predecessors, (659), 108 states have return successors, (649), 617 states have call predecessors, (649), 649 states have call successors, (649) [2024-10-14 15:21:36,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-10-14 15:21:36,060 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:21:36,061 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-10-14 15:21:36,061 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:21:36,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:21:36,067 INFO L85 PathProgramCache]: Analyzing trace with hash -93082751, now seen corresponding path program 1 times [2024-10-14 15:21:36,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:21:36,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710735841] [2024-10-14 15:21:36,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:21:36,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:21:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:21:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:21:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:21:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:21:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:21:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:21:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 15:21:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:37,345 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-14 15:21:37,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:21:37,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710735841] [2024-10-14 15:21:37,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710735841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:21:37,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:21:37,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 15:21:37,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795642324] [2024-10-14 15:21:37,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:21:37,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 15:21:37,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:21:37,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 15:21:37,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:21:37,394 INFO L87 Difference]: Start difference. First operand has 2434 states, 1664 states have (on average 1.4344951923076923) internal successors, (2387), 1743 states have internal predecessors, (2387), 659 states have call successors, (659), 110 states have call predecessors, (659), 108 states have return successors, (649), 617 states have call predecessors, (649), 649 states have call successors, (649) Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-14 15:21:55,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:21:55,527 INFO L93 Difference]: Finished difference Result 7813 states and 12222 transitions. [2024-10-14 15:21:55,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 15:21:55,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 54 [2024-10-14 15:21:55,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:21:55,602 INFO L225 Difference]: With dead ends: 7813 [2024-10-14 15:21:55,603 INFO L226 Difference]: Without dead ends: 5355 [2024-10-14 15:21:55,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:21:55,635 INFO L432 NwaCegarLoop]: 780 mSDtfsCounter, 8806 mSDsluCounter, 1624 mSDsCounter, 0 mSdLazyCounter, 8258 mSolverCounterSat, 4774 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9334 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 13032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4774 IncrementalHoareTripleChecker+Valid, 8258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2024-10-14 15:21:55,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9334 Valid, 2404 Invalid, 13032 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4774 Valid, 8258 Invalid, 0 Unknown, 0 Unchecked, 17.2s Time] [2024-10-14 15:21:55,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5355 states. [2024-10-14 15:21:56,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5355 to 4729. [2024-10-14 15:21:56,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4729 states, 3248 states have (on average 1.4242610837438423) internal successors, (4626), 3376 states have internal predecessors, (4626), 1267 states have call successors, (1267), 213 states have call predecessors, (1267), 212 states have return successors, (1262), 1198 states have call predecessors, (1262), 1262 states have call successors, (1262) [2024-10-14 15:21:56,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4729 states to 4729 states and 7155 transitions. [2024-10-14 15:21:56,114 INFO L78 Accepts]: Start accepts. Automaton has 4729 states and 7155 transitions. Word has length 54 [2024-10-14 15:21:56,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:21:56,115 INFO L471 AbstractCegarLoop]: Abstraction has 4729 states and 7155 transitions. [2024-10-14 15:21:56,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-14 15:21:56,115 INFO L276 IsEmpty]: Start isEmpty. Operand 4729 states and 7155 transitions. [2024-10-14 15:21:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-10-14 15:21:56,128 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:21:56,129 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-10-14 15:21:56,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:21:56,129 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:21:56,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:21:56,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1435737482, now seen corresponding path program 1 times [2024-10-14 15:21:56,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:21:56,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381947229] [2024-10-14 15:21:56,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:21:56,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:21:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:21:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:21:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:21:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:21:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:21:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:21:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 15:21:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:21:57,467 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-14 15:21:57,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:21:57,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381947229] [2024-10-14 15:21:57,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381947229] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:21:57,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:21:57,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:21:57,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489827595] [2024-10-14 15:21:57,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:21:57,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:21:57,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:21:57,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:21:57,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:21:57,472 INFO L87 Difference]: Start difference. First operand 4729 states and 7155 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-10-14 15:22:16,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:22:16,940 INFO L93 Difference]: Finished difference Result 16824 states and 26634 transitions. [2024-10-14 15:22:16,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:22:16,941 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 61 [2024-10-14 15:22:16,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:22:17,052 INFO L225 Difference]: With dead ends: 16824 [2024-10-14 15:22:17,052 INFO L226 Difference]: Without dead ends: 12111 [2024-10-14 15:22:17,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-14 15:22:17,097 INFO L432 NwaCegarLoop]: 824 mSDtfsCounter, 12863 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 8726 mSolverCounterSat, 8642 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13217 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 17368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8642 IncrementalHoareTripleChecker+Valid, 8726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2024-10-14 15:22:17,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13217 Valid, 2510 Invalid, 17368 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8642 Valid, 8726 Invalid, 0 Unknown, 0 Unchecked, 18.5s Time] [2024-10-14 15:22:17,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12111 states. [2024-10-14 15:22:17,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12111 to 10103. [2024-10-14 15:22:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10103 states, 6921 states have (on average 1.4174252275682704) internal successors, (9810), 7198 states have internal predecessors, (9810), 2689 states have call successors, (2689), 424 states have call predecessors, (2689), 491 states have return successors, (3117), 2616 states have call predecessors, (3117), 2684 states have call successors, (3117) [2024-10-14 15:22:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10103 states to 10103 states and 15616 transitions. [2024-10-14 15:22:18,047 INFO L78 Accepts]: Start accepts. Automaton has 10103 states and 15616 transitions. Word has length 61 [2024-10-14 15:22:18,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:22:18,048 INFO L471 AbstractCegarLoop]: Abstraction has 10103 states and 15616 transitions. [2024-10-14 15:22:18,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-10-14 15:22:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 10103 states and 15616 transitions. [2024-10-14 15:22:18,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-10-14 15:22:18,058 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:22:18,059 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-10-14 15:22:18,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:22:18,059 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:22:18,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:22:18,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1557060117, now seen corresponding path program 1 times [2024-10-14 15:22:18,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:22:18,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277293973] [2024-10-14 15:22:18,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:22:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:22:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:22:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:22:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:22:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:22:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:22:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:22:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 15:22:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:22:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-14 15:22:19,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:22:19,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277293973] [2024-10-14 15:22:19,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277293973] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:22:19,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:22:19,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:22:19,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369380773] [2024-10-14 15:22:19,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:22:19,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:22:19,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:22:19,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:22:19,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:22:19,183 INFO L87 Difference]: Start difference. First operand 10103 states and 15616 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7)