./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.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_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/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_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/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_c6752646-5e38-4f4a-96c7-e97cefef5f73/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 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:48:40,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:48:40,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 10:48:40,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:48:40,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:48:41,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:48:41,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:48:41,027 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:48:41,028 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:48:41,033 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:48:41,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:48:41,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:48:41,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:48:41,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:48:41,036 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:48:41,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:48:41,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:48:41,037 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:48:41,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:48:41,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:48:41,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:48:41,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:48:41,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:48:41,045 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:48:41,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:48:41,047 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:48:41,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:48:41,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:48:41,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:48:41,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:48:41,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:48:41,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:48:41,051 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:48:41,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:48:41,051 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:48:41,051 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:48:41,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:48:41,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:48:41,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:48:41,052 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_c6752646-5e38-4f4a-96c7-e97cefef5f73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a [2023-11-26 10:48:41,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:48:41,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:48:41,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:48:41,371 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:48:41,372 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:48:41,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2023-11-26 10:48:44,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:48:45,273 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:48:45,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2023-11-26 10:48:45,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/data/b0aaedbb5/8b6c2c814efb4d12a083174122269024/FLAGd5d192359 [2023-11-26 10:48:45,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/data/b0aaedbb5/8b6c2c814efb4d12a083174122269024 [2023-11-26 10:48:45,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:48:45,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:48:45,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:48:45,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:48:45,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:48:45,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:48:45" (1/1) ... [2023-11-26 10:48:45,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359680ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:45, skipping insertion in model container [2023-11-26 10:48:45,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:48:45" (1/1) ... [2023-11-26 10:48:45,601 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:48:46,095 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2023-11-26 10:48:46,095 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2023-11-26 10:48:46,376 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_c6752646-5e38-4f4a-96c7-e97cefef5f73/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2023-11-26 10:48:47,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:48:47,393 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:48:47,502 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2023-11-26 10:48:47,503 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2023-11-26 10:48:47,514 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_c6752646-5e38-4f4a-96c7-e97cefef5f73/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2023-11-26 10:48:47,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:48:47,952 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:48:47,960 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:48:47,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47 WrapperNode [2023-11-26 10:48:47,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:48:47,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:48:47,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:48:47,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:48:47,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,262 INFO L138 Inliner]: procedures = 205, calls = 1673, calls flagged for inlining = 87, calls inlined = 82, statements flattened = 3777 [2023-11-26 10:48:48,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:48:48,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:48:48,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:48:48,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:48:48,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,322 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,780 INFO L175 MemorySlicer]: Split 1168 memory accesses to 21 slices as follows [9, 2, 8, 8, 33, 33, 33, 28, 38, 821, 6, 2, 3, 39, 72, 1, 6, 22, 2, 1, 1]. 70 percent of accesses are in the largest equivalence class. The 302 initializations are split as follows [0, 2, 8, 0, 32, 32, 32, 28, 32, 23, 6, 0, 0, 13, 72, 0, 0, 22, 0, 0, 0]. The 354 writes are split as follows [9, 0, 0, 0, 0, 0, 0, 0, 2, 336, 0, 1, 2, 0, 0, 0, 0, 0, 2, 1, 1]. [2023-11-26 10:48:48,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,971 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:48,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:49,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:49,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:48:49,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:48:49,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:48:49,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:48:49,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (1/1) ... [2023-11-26 10:48:49,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:48:49,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:49,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:48:49,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6752646-5e38-4f4a-96c7-e97cefef5f73/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:48:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure get_setup [2023-11-26 10:48:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure get_setup [2023-11-26 10:48:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2023-11-26 10:48:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2023-11-26 10:48:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2023-11-26 10:48:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2023-11-26 10:48:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2023-11-26 10:48:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2023-11-26 10:48:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2023-11-26 10:48:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2023-11-26 10:48:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2023-11-26 10:48:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2023-11-26 10:48:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2023-11-26 10:48:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2023-11-26 10:48:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2023-11-26 10:48:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2023-11-26 10:48:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2023-11-26 10:48:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2023-11-26 10:48:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2023-11-26 10:48:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2023-11-26 10:48:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2023-11-26 10:48:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2023-11-26 10:48:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2023-11-26 10:48:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2023-11-26 10:48:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2023-11-26 10:48:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2023-11-26 10:48:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2023-11-26 10:48:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2023-11-26 10:48:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2023-11-26 10:48:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2023-11-26 10:48:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2023-11-26 10:48:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2023-11-26 10:48:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2023-11-26 10:48:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2023-11-26 10:48:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2023-11-26 10:48:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2023-11-26 10:48:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2023-11-26 10:48:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2023-11-26 10:48:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2023-11-26 10:48:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2023-11-26 10:48:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2023-11-26 10:48:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2023-11-26 10:48:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2023-11-26 10:48:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2023-11-26 10:48:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 10:48:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 10:48:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 10:48:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 10:48:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 10:48:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 10:48:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 10:48:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 10:48:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 10:48:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 10:48:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 10:48:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 10:48:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 10:48:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-26 10:48:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-26 10:48:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-26 10:48:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-26 10:48:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-26 10:48:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-26 10:48:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-26 10:48:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-26 10:48:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 10:48:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 10:48:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 10:48:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 10:48:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 10:48:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 10:48:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 10:48:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 10:48:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 10:48:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 10:48:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 10:48:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 10:48:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 10:48:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-26 10:48:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-26 10:48:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-26 10:48:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-26 10:48:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-26 10:48:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-26 10:48:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-26 10:48:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-26 10:48:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 10:48:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 10:48:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_format_set_silence [2023-11-26 10:48:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_format_set_silence [2023-11-26 10:48:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 10:48:49,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 10:48:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure byte_pos [2023-11-26 10:48:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure byte_pos [2023-11-26 10:48:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 10:48:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 10:48:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_trigger [2023-11-26 10:48:49,193 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_trigger [2023-11-26 10:48:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pcm_new [2023-11-26 10:48:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pcm_new [2023-11-26 10:48:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 10:48:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 10:48:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 10:48:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 10:48:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_open [2023-11-26 10:48:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_open [2023-11-26 10:48:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure params_change [2023-11-26 10:48:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change [2023-11-26 10:48:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:48:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:48:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_set_ops [2023-11-26 10:48:49,196 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_set_ops [2023-11-26 10:48:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_hw_rule_add [2023-11-26 10:48:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_hw_rule_add [2023-11-26 10:48:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2023-11-26 10:48:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2023-11-26 10:48:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-26 10:48:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-26 10:48:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_stop [2023-11-26 10:48:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_stop [2023-11-26 10:48:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:48:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-26 10:48:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_free [2023-11-26 10:48:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_free [2023-11-26 10:48:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure get_cable_index [2023-11-26 10:48:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cable_index [2023-11-26 10:48:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_suspend_all [2023-11-26 10:48:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_suspend_all [2023-11-26 10:48:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:48:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:48:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:48:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:48:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 10:48:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 10:48:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 10:48:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 10:48:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 10:48:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 10:48:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 10:48:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 10:48:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 10:48:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 10:48:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 10:48:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 10:48:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 10:48:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-26 10:48:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-26 10:48:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 10:48:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 10:48:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:48:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 10:48:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 10:48:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 10:48:49,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 10:48:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 10:48:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 10:48:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 10:48:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 10:48:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2023-11-26 10:48:49,223 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2023-11-26 10:48:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-26 10:48:49,223 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-26 10:48:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_close [2023-11-26 10:48:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_close [2023-11-26 10:48:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-26 10:48:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-26 10:48:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-26 10:48:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-26 10:48:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_active_notify [2023-11-26 10:48:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_active_notify [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 10:48:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 10:48:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-26 10:48:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-26 10:48:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-26 10:48:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-26 10:48:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-26 10:48:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-26 10:48:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pointer [2023-11-26 10:48:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pointer [2023-11-26 10:48:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 10:48:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-26 10:48:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-26 10:48:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_params [2023-11-26 10:48:49,232 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_params [2023-11-26 10:48:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:48:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:48:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:48:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:48:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:48:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 10:48:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 10:48:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 10:48:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 10:48:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_finish [2023-11-26 10:48:49,235 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_finish [2023-11-26 10:48:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_start [2023-11-26 10:48:49,235 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_start [2023-11-26 10:48:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_prepare [2023-11-26 10:48:49,235 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_prepare [2023-11-26 10:48:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-26 10:48:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-26 10:48:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_proc_new [2023-11-26 10:48:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_proc_new [2023-11-26 10:48:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 10:48:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 10:48:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:48:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:48:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:48:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:48:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:48:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:48:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:48:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 10:48:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 10:48:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 10:48:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 10:48:49,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 10:48:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 10:48:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 10:48:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 10:48:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 10:48:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 10:48:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 10:48:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 10:48:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 10:48:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 10:48:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:48:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:48:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_delta [2023-11-26 10:48:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_delta [2023-11-26 10:48:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_suspend [2023-11-26 10:48:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_suspend [2023-11-26 10:48:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2023-11-26 10:48:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2023-11-26 10:48:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:48:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:48:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 10:48:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 10:48:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 10:48:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 10:48:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 10:48:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_notify [2023-11-26 10:48:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_notify [2023-11-26 10:48:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_resume [2023-11-26 10:48:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_resume [2023-11-26 10:48:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pos_update [2023-11-26 10:48:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pos_update [2023-11-26 10:48:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2023-11-26 10:48:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2023-11-26 10:48:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure snd_power_change_state [2023-11-26 10:48:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_power_change_state [2023-11-26 10:48:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2023-11-26 10:48:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2023-11-26 10:48:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-26 10:48:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-26 10:48:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_to_frames [2023-11-26 10:48:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_to_frames [2023-11-26 10:48:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_unregister_all [2023-11-26 10:48:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_unregister_all [2023-11-26 10:48:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-26 10:48:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-26 10:48:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure clear_capture_buf [2023-11-26 10:48:49,254 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_capture_buf [2023-11-26 10:48:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure params_change_substream [2023-11-26 10:48:49,254 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change_substream [2023-11-26 10:48:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:48:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:48:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:48:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 10:48:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 10:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 10:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 10:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 10:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:48:49,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 10:48:49,257 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 10:48:49,995 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:48:50,000 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:48:50,082 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 10:49:12,754 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:49:13,049 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:49:13,050 INFO L309 CfgBuilder]: Removed 22 assume(true) statements. [2023-11-26 10:49:13,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:49:13 BoogieIcfgContainer [2023-11-26 10:49:13,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:49:13,057 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:49:13,057 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:49:13,061 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:49:13,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:48:45" (1/3) ... [2023-11-26 10:49:13,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27518830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:49:13, skipping insertion in model container [2023-11-26 10:49:13,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:47" (2/3) ... [2023-11-26 10:49:13,063 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27518830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:49:13, skipping insertion in model container [2023-11-26 10:49:13,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:49:13" (3/3) ... [2023-11-26 10:49:13,065 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2023-11-26 10:49:13,087 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:49:13,087 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:49:13,177 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:49:13,184 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;@252742a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:49:13,185 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:49:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand has 794 states, 566 states have (on average 1.5247349823321554) internal successors, (863), 589 states have internal predecessors, (863), 170 states have call successors, (170), 57 states have call predecessors, (170), 56 states have return successors, (163), 156 states have call predecessors, (163), 163 states have call successors, (163) [2023-11-26 10:49:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-26 10:49:13,225 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:49:13,225 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:49:13,226 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:49:13,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:49:13,232 INFO L85 PathProgramCache]: Analyzing trace with hash -110629733, now seen corresponding path program 1 times [2023-11-26 10:49:13,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:49:13,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855343063] [2023-11-26 10:49:13,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:49:13,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:49:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:13,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:49:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:13,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 10:49:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:13,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:49:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:13,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-26 10:49:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:13,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-26 10:49:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:14,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 10:49:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:49:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:49:14,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:49:14,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855343063] [2023-11-26 10:49:14,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855343063] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:49:14,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:49:14,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:49:14,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173252407] [2023-11-26 10:49:14,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:49:14,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:49:14,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:49:14,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:49:14,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:49:14,062 INFO L87 Difference]: Start difference. First operand has 794 states, 566 states have (on average 1.5247349823321554) internal successors, (863), 589 states have internal predecessors, (863), 170 states have call successors, (170), 57 states have call predecessors, (170), 56 states have return successors, (163), 156 states have call predecessors, (163), 163 states have call successors, (163) Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-26 10:49:18,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:19,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:24,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:28,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:33,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:37,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:41,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:49:45,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []