./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 006aa960ed1622b337a2cda4a1ad6a685b212b2d57c6c6998da1e861381a253d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:33:40,342 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:33:40,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:33:40,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:33:40,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:33:40,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:33:40,508 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:33:40,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:33:40,510 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:33:40,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:33:40,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:33:40,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:33:40,517 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:33:40,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:33:40,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:33:40,520 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:33:40,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:33:40,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:33:40,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:33:40,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:33:40,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:33:40,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:33:40,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:33:40,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:33:40,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:33:40,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:33:40,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:33:40,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:33:40,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:33:40,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:33:40,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:33:40,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:33:40,528 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:33:40,529 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:33:40,529 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:33:40,529 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:33:40,529 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006aa960ed1622b337a2cda4a1ad6a685b212b2d57c6c6998da1e861381a253d [2023-11-19 07:33:40,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:33:40,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:33:40,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:33:40,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:33:40,803 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:33:40,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/../../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 [2023-11-19 07:33:44,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:33:44,730 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:33:44,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/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 [2023-11-19 07:33:44,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/data/5fa30726a/57e57df0604c402c9b27d7290a65ab8c/FLAGae5ac2c99 [2023-11-19 07:33:44,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/data/5fa30726a/57e57df0604c402c9b27d7290a65ab8c [2023-11-19 07:33:44,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:33:44,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:33:44,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:33:44,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:33:44,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:33:44,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:33:44" (1/1) ... [2023-11-19 07:33:44,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e980ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:44, skipping insertion in model container [2023-11-19 07:33:44,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:33:44" (1/1) ... [2023-11-19 07:33:45,044 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:33:46,474 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/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] [2023-11-19 07:33:47,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:33:48,059 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:33:48,185 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] [2023-11-19 07:33:48,189 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5563] [2023-11-19 07:33:48,189 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5566] [2023-11-19 07:33:48,190 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5569] [2023-11-19 07:33:48,190 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5572] [2023-11-19 07:33:48,191 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] [2023-11-19 07:33:48,204 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/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] [2023-11-19 07:33:48,577 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] [2023-11-19 07:33:48,578 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] [2023-11-19 07:33:48,580 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] [2023-11-19 07:33:48,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:33:48,895 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:33:48,895 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:33:48,903 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:33:48,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48 WrapperNode [2023-11-19 07:33:48,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:33:48,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:33:48,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:33:48,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:33:48,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,313 INFO L138 Inliner]: procedures = 318, calls = 4100, calls flagged for inlining = 135, calls inlined = 109, statements flattened = 7246 [2023-11-19 07:33:49,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:33:49,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:33:49,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:33:49,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:33:49,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:33:49,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:33:49,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:33:49,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:33:49,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (1/1) ... [2023-11-19 07:33:49,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:33:49,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:33:49,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:33:49,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196599b3-9e37-4ee9-ae2f-d46373f75413/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:33:49,839 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2023-11-19 07:33:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2023-11-19 07:33:49,840 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 07:33:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 07:33:49,840 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2023-11-19 07:33:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2023-11-19 07:33:49,840 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2023-11-19 07:33:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2023-11-19 07:33:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2023-11-19 07:33:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2023-11-19 07:33:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:33:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:33:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2023-11-19 07:33:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2023-11-19 07:33:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-11-19 07:33:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-11-19 07:33:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2023-11-19 07:33:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2023-11-19 07:33:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 07:33:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 07:33:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2023-11-19 07:33:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2023-11-19 07:33:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:33:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:33:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-11-19 07:33:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-11-19 07:33:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2023-11-19 07:33:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2023-11-19 07:33:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2023-11-19 07:33:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2023-11-19 07:33:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2023-11-19 07:33:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2023-11-19 07:33:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2023-11-19 07:33:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2023-11-19 07:33:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2023-11-19 07:33:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2023-11-19 07:33:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:33:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:33:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2023-11-19 07:33:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2023-11-19 07:33:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:33:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:33:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:33:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:33:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2023-11-19 07:33:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2023-11-19 07:33:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:33:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:33:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_43 [2023-11-19 07:33:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_43 [2023-11-19 07:33:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-19 07:33:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-19 07:33:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2023-11-19 07:33:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2023-11-19 07:33:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-11-19 07:33:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-11-19 07:33:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-19 07:33:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-19 07:33:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2023-11-19 07:33:49,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2023-11-19 07:33:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:33:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:33:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2023-11-19 07:33:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2023-11-19 07:33:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2023-11-19 07:33:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2023-11-19 07:33:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2023-11-19 07:33:49,852 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2023-11-19 07:33:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-19 07:33:49,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-19 07:33:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2023-11-19 07:33:49,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2023-11-19 07:33:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2023-11-19 07:33:49,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2023-11-19 07:33:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-19 07:33:49,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-19 07:33:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:33:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-19 07:33:49,854 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-19 07:33:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2023-11-19 07:33:49,854 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2023-11-19 07:33:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 07:33:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:33:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2023-11-19 07:33:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2023-11-19 07:33:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2023-11-19 07:33:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2023-11-19 07:33:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2023-11-19 07:33:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2023-11-19 07:33:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_18 [2023-11-19 07:33:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_18 [2023-11-19 07:33:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2023-11-19 07:33:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2023-11-19 07:33:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2023-11-19 07:33:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2023-11-19 07:33:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-19 07:33:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-19 07:33:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2023-11-19 07:33:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2023-11-19 07:33:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:33:49,858 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:33:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2023-11-19 07:33:49,858 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2023-11-19 07:33:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:33:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure read_int_callback [2023-11-19 07:33:49,858 INFO L138 BoogieDeclarations]: Found implementation of procedure read_int_callback [2023-11-19 07:33:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2023-11-19 07:33:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2023-11-19 07:33:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:33:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-19 07:33:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-19 07:33:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:33:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:33:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_statmsg [2023-11-19 07:33:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_statmsg [2023-11-19 07:33:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:33:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:33:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 07:33:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 07:33:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure read_ctrl_callback [2023-11-19 07:33:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure read_ctrl_callback [2023-11-19 07:33:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:33:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:33:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2023-11-19 07:33:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2023-11-19 07:33:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 07:33:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 07:33:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2023-11-19 07:33:49,863 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2023-11-19 07:33:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:33:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:33:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2023-11-19 07:33:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2023-11-19 07:33:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:33:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:33:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:33:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:33:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2023-11-19 07:33:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2023-11-19 07:33:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2023-11-19 07:33:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2023-11-19 07:33:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2023-11-19 07:33:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2023-11-19 07:33:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2023-11-19 07:33:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2023-11-19 07:33:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:33:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2023-11-19 07:33:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2023-11-19 07:33:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 07:33:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 07:33:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 07:33:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 07:33:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2023-11-19 07:33:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2023-11-19 07:33:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 07:33:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 07:33:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2023-11-19 07:33:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2023-11-19 07:33:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2023-11-19 07:33:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2023-11-19 07:33:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2023-11-19 07:33:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2023-11-19 07:33:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:33:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:33:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:33:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2023-11-19 07:33:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2023-11-19 07:33:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:33:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:33:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2023-11-19 07:33:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2023-11-19 07:33:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:33:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 07:33:49,881 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 07:33:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2023-11-19 07:33:49,881 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2023-11-19 07:33:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2023-11-19 07:33:49,881 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2023-11-19 07:33:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2023-11-19 07:33:49,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2023-11-19 07:33:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2023-11-19 07:33:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2023-11-19 07:33:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:33:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write_command_callback [2023-11-19 07:33:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure write_command_callback [2023-11-19 07:33:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2023-11-19 07:33:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2023-11-19 07:33:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:33:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:33:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:33:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:33:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:33:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:33:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2023-11-19 07:33:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2023-11-19 07:33:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-19 07:33:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-19 07:33:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 07:33:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 07:33:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 07:33:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 07:33:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2023-11-19 07:33:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2023-11-19 07:33:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:33:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:33:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-19 07:33:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-19 07:33:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2023-11-19 07:33:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2023-11-19 07:33:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2023-11-19 07:33:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2023-11-19 07:33:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure write_ctrl_callback [2023-11-19 07:33:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure write_ctrl_callback [2023-11-19 07:33:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure read_iso_callback [2023-11-19 07:33:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure read_iso_callback [2023-11-19 07:33:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_41 [2023-11-19 07:33:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_41 [2023-11-19 07:33:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-11-19 07:33:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-11-19 07:33:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-11-19 07:33:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-11-19 07:33:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 07:33:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 07:33:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:33:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2023-11-19 07:33:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2023-11-19 07:33:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2023-11-19 07:33:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2023-11-19 07:33:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-19 07:33:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-19 07:33:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:33:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:33:50,682 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:33:50,688 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:33:51,076 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:33:52,811 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-11-19 07:33:59,865 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:33:59,904 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:33:59,904 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:33:59,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:59 BoogieIcfgContainer [2023-11-19 07:33:59,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:33:59,930 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:33:59,930 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:33:59,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:33:59,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:33:44" (1/3) ... [2023-11-19 07:33:59,936 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f02184d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:33:59, skipping insertion in model container [2023-11-19 07:33:59,936 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:48" (2/3) ... [2023-11-19 07:33:59,936 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f02184d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:33:59, skipping insertion in model container [2023-11-19 07:33:59,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:59" (3/3) ... [2023-11-19 07:33:59,940 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2023-11-19 07:33:59,960 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:33:59,960 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:34:00,066 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:34:00,074 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6e5b2363, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:34:00,074 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:34:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 2522 states, 1754 states have (on average 1.4104903078677309) internal successors, (2474), 1829 states have internal predecessors, (2474), 659 states have call successors, (659), 109 states have call predecessors, (659), 107 states have return successors, (649), 620 states have call predecessors, (649), 649 states have call successors, (649) [2023-11-19 07:34:00,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 07:34:00,117 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:00,118 INFO L195 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, 1, 1, 1, 1] [2023-11-19 07:34:00,119 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:00,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:00,124 INFO L85 PathProgramCache]: Analyzing trace with hash -254405821, now seen corresponding path program 1 times [2023-11-19 07:34:00,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:00,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428473300] [2023-11-19 07:34:00,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:00,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:34:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:34:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:34:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:34:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-19 07:34:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 07:34:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:34:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:02,774 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 07:34:02,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:02,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428473300] [2023-11-19 07:34:02,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428473300] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:02,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:02,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 07:34:02,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57010434] [2023-11-19 07:34:02,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:02,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:34:02,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:02,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:34:02,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:34:02,831 INFO L87 Difference]: Start difference. First operand has 2522 states, 1754 states have (on average 1.4104903078677309) internal successors, (2474), 1829 states have internal predecessors, (2474), 659 states have call successors, (659), 109 states have call predecessors, (659), 107 states have return successors, (649), 620 states have call predecessors, (649), 649 states have call successors, (649) Second operand has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 7 states have internal predecessors, (39), 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) [2023-11-19 07:34:24,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []