./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme --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 4b829e0b1083ca135908ac8582697cf0831b43587b46e1b9cc42429c7a2c7866 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:54:34,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:54:34,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:54:34,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:54:34,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:54:34,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:54:34,414 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:54:34,415 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:54:34,416 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:54:34,423 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:54:34,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:54:34,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:54:34,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:54:34,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:54:34,429 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:54:34,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:54:34,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:54:34,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:54:34,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:54:34,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:54:34,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:54:34,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:54:34,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:54:34,433 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:54:34,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:54:34,434 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:54:34,435 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:54:34,435 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:54:34,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:54:34,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:54:34,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:54:34,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:54:34,438 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:54:34,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:54:34,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:54:34,439 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:54:34,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:54:34,439 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:54:34,439 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:54:34,440 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_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b829e0b1083ca135908ac8582697cf0831b43587b46e1b9cc42429c7a2c7866 [2023-11-26 11:54:34,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:54:34,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:54:34,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:54:34,792 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:54:34,793 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:54:34,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2023-11-26 11:54:37,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:54:38,653 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:54:38,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2023-11-26 11:54:38,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/data/6f2f01f11/0f68075c6c3549b1b4f82a71e6cf380e/FLAG35ce09d68 [2023-11-26 11:54:38,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/data/6f2f01f11/0f68075c6c3549b1b4f82a71e6cf380e [2023-11-26 11:54:38,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:54:38,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:54:38,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:54:38,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:54:38,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:54:38,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:54:38" (1/1) ... [2023-11-26 11:54:38,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b401c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:38, skipping insertion in model container [2023-11-26 11:54:38,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:54:38" (1/1) ... [2023-11-26 11:54:38,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:54:42,292 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_4cd0ed79-b69c-4c73-8e76-11bb46a32394/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[378939,378952] [2023-11-26 11:54:42,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:54:42,523 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:54:42,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6206-6207] [2023-11-26 11:54:42,723 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)); [6334] [2023-11-26 11:54:43,185 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; incl %0": "+m" (v->counter)); [11645] [2023-11-26 11:54:43,186 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"); [11653-11654] [2023-11-26 11:54:43,188 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" (1696), "i" (12UL)); [11718-11719] [2023-11-26 11:54:43,291 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_4cd0ed79-b69c-4c73-8e76-11bb46a32394/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[378939,378952] [2023-11-26 11:54:43,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:54:43,540 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:54:43,548 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:54:43,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43 WrapperNode [2023-11-26 11:54:43,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:54:43,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:54:43,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:54:43,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:54:43,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:43,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:43,953 INFO L138 Inliner]: procedures = 341, calls = 4121, calls flagged for inlining = 136, calls inlined = 92, statements flattened = 6244 [2023-11-26 11:54:43,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:54:43,955 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:54:43,955 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:54:43,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:54:43,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:43,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:44,033 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:44,918 INFO L175 MemorySlicer]: Split 2250 memory accesses to 23 slices as follows [9, 2, 21, 1, 6, 3, 4, 1, 1, 1, 10, 568, 8, 2, 3, 2, 2, 4, 43, 7, 16, 1280, 256]. 57 percent of accesses are in the largest equivalence class. The 1716 initializations are split as follows [8, 2, 21, 0, 6, 3, 4, 0, 0, 0, 0, 65, 8, 0, 0, 0, 0, 4, 43, 0, 16, 1280, 256]. The 201 writes are split as follows [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 196, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0]. [2023-11-26 11:54:44,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:44,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:45,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:45,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:45,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:45,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:45,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:54:45,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:54:45,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:54:45,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:54:45,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (1/1) ... [2023-11-26 11:54:45,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:54:45,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:45,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:54:45,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd0ed79-b69c-4c73-8e76-11bb46a32394/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:54:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2023-11-26 11:54:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2023-11-26 11:54:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2023-11-26 11:54:45,316 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2023-11-26 11:54:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-26 11:54:45,317 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-26 11:54:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2023-11-26 11:54:45,317 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2023-11-26 11:54:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-26 11:54:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-26 11:54:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2023-11-26 11:54:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2023-11-26 11:54:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 11:54:45,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 11:54:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 11:54:45,319 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 11:54:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2023-11-26 11:54:45,320 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2023-11-26 11:54:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2023-11-26 11:54:45,320 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2023-11-26 11:54:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2023-11-26 11:54:45,320 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2023-11-26 11:54:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2023-11-26 11:54:45,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2023-11-26 11:54:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 11:54:45,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 11:54:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 11:54:45,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 11:54:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2023-11-26 11:54:45,323 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2023-11-26 11:54:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2023-11-26 11:54:45,323 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2023-11-26 11:54:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2023-11-26 11:54:45,324 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2023-11-26 11:54:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2023-11-26 11:54:45,324 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2023-11-26 11:54:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2023-11-26 11:54:45,324 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2023-11-26 11:54:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-26 11:54:45,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-26 11:54:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 11:54:45,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 11:54:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2023-11-26 11:54:45,326 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2023-11-26 11:54:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 11:54:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 11:54:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 11:54:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 11:54:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 11:54:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 11:54:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 11:54:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 11:54:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 11:54:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 11:54:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 11:54:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 11:54:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 11:54:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 11:54:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-26 11:54:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-26 11:54:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-26 11:54:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-26 11:54:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-26 11:54:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-26 11:54:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-26 11:54:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-26 11:54:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-26 11:54:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 11:54:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 11:54:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 11:54:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 11:54:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 11:54:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 11:54:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 11:54:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 11:54:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 11:54:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 11:54:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 11:54:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 11:54:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 11:54:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 11:54:45,335 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-26 11:54:45,335 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-26 11:54:45,335 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-26 11:54:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-26 11:54:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-26 11:54:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-26 11:54:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-26 11:54:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-26 11:54:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-26 11:54:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2023-11-26 11:54:45,337 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2023-11-26 11:54:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:54:45,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:54:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-26 11:54:45,337 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-26 11:54:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2023-11-26 11:54:45,338 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2023-11-26 11:54:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-26 11:54:45,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-26 11:54:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2023-11-26 11:54:45,338 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2023-11-26 11:54:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 11:54:45,338 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 11:54:45,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2023-11-26 11:54:45,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2023-11-26 11:54:45,339 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2023-11-26 11:54:45,340 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2023-11-26 11:54:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2023-11-26 11:54:45,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2023-11-26 11:54:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-26 11:54:45,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-26 11:54:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:54:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2023-11-26 11:54:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2023-11-26 11:54:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-26 11:54:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-26 11:54:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-26 11:54:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-26 11:54:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2023-11-26 11:54:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2023-11-26 11:54:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-26 11:54:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:54:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:54:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:54:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:54:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:54:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:54:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:54:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:54:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:54:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 11:54:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 11:54:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 11:54:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 11:54:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 11:54:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 11:54:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 11:54:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 11:54:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 11:54:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 11:54:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 11:54:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 11:54:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 11:54:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 11:54:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2023-11-26 11:54:45,352 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2023-11-26 11:54:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2023-11-26 11:54:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2023-11-26 11:54:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2023-11-26 11:54:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2023-11-26 11:54:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-26 11:54:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-26 11:54:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2023-11-26 11:54:45,360 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2023-11-26 11:54:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 11:54:45,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 11:54:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2023-11-26 11:54:45,361 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2023-11-26 11:54:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:54:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-11-26 11:54:45,362 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-11-26 11:54:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:54:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:54:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:54:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:54:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 11:54:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 11:54:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 11:54:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 11:54:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 11:54:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 11:54:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-26 11:54:45,365 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-26 11:54:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 11:54:45,365 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 11:54:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-26 11:54:45,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-26 11:54:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-26 11:54:45,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-26 11:54:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-26 11:54:45,366 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-26 11:54:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2023-11-26 11:54:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2023-11-26 11:54:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-26 11:54:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-26 11:54:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2023-11-26 11:54:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2023-11-26 11:54:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2023-11-26 11:54:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2023-11-26 11:54:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-26 11:54:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-26 11:54:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-26 11:54:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-26 11:54:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-11-26 11:54:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-11-26 11:54:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2023-11-26 11:54:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:54:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 11:54:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 11:54:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 11:54:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 11:54:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 11:54:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2023-11-26 11:54:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2023-11-26 11:54:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-26 11:54:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-26 11:54:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-26 11:54:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-26 11:54:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2023-11-26 11:54:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2023-11-26 11:54:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2023-11-26 11:54:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2023-11-26 11:54:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-26 11:54:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-26 11:54:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 11:54:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 11:54:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-11-26 11:54:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-11-26 11:54:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2023-11-26 11:54:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2023-11-26 11:54:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 11:54:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:54:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 11:54:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 11:54:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 11:54:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 11:54:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 11:54:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 11:54:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 11:54:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 11:54:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 11:54:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 11:54:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2023-11-26 11:54:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2023-11-26 11:54:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 11:54:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 11:54:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2023-11-26 11:54:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2023-11-26 11:54:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-26 11:54:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-26 11:54:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:54:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-26 11:54:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-26 11:54:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-26 11:54:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-26 11:54:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-11-26 11:54:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-11-26 11:54:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2023-11-26 11:54:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2023-11-26 11:54:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2023-11-26 11:54:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2023-11-26 11:54:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2023-11-26 11:54:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2023-11-26 11:54:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:54:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2023-11-26 11:54:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2023-11-26 11:54:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:54:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:54:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 11:54:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2023-11-26 11:54:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2023-11-26 11:54:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-26 11:54:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-26 11:54:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-26 11:54:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-26 11:54:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-26 11:54:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-26 11:54:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2023-11-26 11:54:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2023-11-26 11:54:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-26 11:54:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-26 11:54:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-26 11:54:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-26 11:54:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-26 11:54:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-26 11:54:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2023-11-26 11:54:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2023-11-26 11:54:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-11-26 11:54:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-26 11:54:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:54:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 11:54:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 11:54:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 11:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2023-11-26 11:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2023-11-26 11:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2023-11-26 11:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2023-11-26 11:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-26 11:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-26 11:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:54:46,287 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:54:46,291 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:54:46,507 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 11:54:54,514 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:54:54,964 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:54:54,964 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:54:54,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:54:54 BoogieIcfgContainer [2023-11-26 11:54:54,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:54:55,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:54:55,037 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:54:55,040 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:54:55,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:54:38" (1/3) ... [2023-11-26 11:54:55,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c52e903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:54:55, skipping insertion in model container [2023-11-26 11:54:55,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:43" (2/3) ... [2023-11-26 11:54:55,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c52e903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:54:55, skipping insertion in model container [2023-11-26 11:54:55,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:54:54" (3/3) ... [2023-11-26 11:54:55,043 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2023-11-26 11:54:55,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:54:55,065 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:54:55,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:54:55,164 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;@27cc01e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:54:55,164 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:54:55,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 1760 states, 1182 states have (on average 1.4585448392554992) internal successors, (1724), 1226 states have internal predecessors, (1724), 482 states have call successors, (482), 95 states have call predecessors, (482), 94 states have return successors, (473), 454 states have call predecessors, (473), 473 states have call successors, (473) [2023-11-26 11:54:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-26 11:54:55,217 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:55,218 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2023-11-26 11:54:55,219 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:55,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:55,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1541443362, now seen corresponding path program 1 times [2023-11-26 11:54:55,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:55,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886499023] [2023-11-26 11:54:55,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:55,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:54:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:54:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:54:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 11:54:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:54:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 11:54:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:54:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 11:54:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:54:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 11:54:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-26 11:54:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:56,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 11:54:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-26 11:54:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-26 11:54:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:54:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-26 11:54:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-26 11:54:57,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:57,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886499023] [2023-11-26 11:54:57,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886499023] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:54:57,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:54:57,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:54:57,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208573593] [2023-11-26 11:54:57,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:54:57,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:54:57,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:57,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:54:57,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:54:57,172 INFO L87 Difference]: Start difference. First operand has 1760 states, 1182 states have (on average 1.4585448392554992) internal successors, (1724), 1226 states have internal predecessors, (1724), 482 states have call successors, (482), 95 states have call predecessors, (482), 94 states have return successors, (473), 454 states have call predecessors, (473), 473 states have call successors, (473) Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 11:54:58,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:55:09,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:55:11,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:55:11,072 INFO L93 Difference]: Finished difference Result 3672 states and 5725 transitions. [2023-11-26 11:55:11,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:55:11,075 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 136 [2023-11-26 11:55:11,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:55:11,108 INFO L225 Difference]: With dead ends: 3672 [2023-11-26 11:55:11,108 INFO L226 Difference]: Without dead ends: 1848 [2023-11-26 11:55:11,137 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:55:11,142 INFO L413 NwaCegarLoop]: 797 mSDtfsCounter, 2715 mSDsluCounter, 984 mSDsCounter, 0 mSdLazyCounter, 3340 mSolverCounterSat, 1626 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2964 SdHoareTripleChecker+Valid, 1781 SdHoareTripleChecker+Invalid, 4966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1626 IncrementalHoareTripleChecker+Valid, 3340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:55:11,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2964 Valid, 1781 Invalid, 4966 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1626 Valid, 3340 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2023-11-26 11:55:11,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2023-11-26 11:55:11,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1693. [2023-11-26 11:55:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1693 states, 1140 states have (on average 1.444736842105263) internal successors, (1647), 1173 states have internal predecessors, (1647), 460 states have call successors, (460), 93 states have call predecessors, (460), 92 states have return successors, (459), 440 states have call predecessors, (459), 459 states have call successors, (459) [2023-11-26 11:55:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1693 states and 2566 transitions. [2023-11-26 11:55:11,418 INFO L78 Accepts]: Start accepts. Automaton has 1693 states and 2566 transitions. Word has length 136 [2023-11-26 11:55:11,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:55:11,418 INFO L495 AbstractCegarLoop]: Abstraction has 1693 states and 2566 transitions. [2023-11-26 11:55:11,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 11:55:11,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2566 transitions. [2023-11-26 11:55:11,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-26 11:55:11,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:55:11,435 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2023-11-26 11:55:11,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:55:11,436 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:55:11,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:55:11,436 INFO L85 PathProgramCache]: Analyzing trace with hash 479288492, now seen corresponding path program 1 times [2023-11-26 11:55:11,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:55:11,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388866457] [2023-11-26 11:55:11,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:11,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:55:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:55:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:55:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:55:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 11:55:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:55:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 11:55:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:55:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 11:55:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:55:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 11:55:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-26 11:55:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 11:55:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-26 11:55:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-26 11:55:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:55:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-26 11:55:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-26 11:55:12,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:55:12,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388866457] [2023-11-26 11:55:12,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388866457] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:55:12,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:55:12,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:55:12,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450927038] [2023-11-26 11:55:12,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:55:12,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:55:12,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:55:12,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:55:12,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:55:12,986 INFO L87 Difference]: Start difference. First operand 1693 states and 2566 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 11:55:16,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:55:18,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []