./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/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 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:24:36,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:24:36,581 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:24:36,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:24:36,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:24:36,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:24:36,609 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:24:36,609 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:24:36,609 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:24:36,610 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:24:36,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:24:36,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:24:36,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:24:36,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:24:36,611 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:24:36,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:24:36,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:24:36,612 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:24:36,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:24:36,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:24:36,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:24:36,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:24:36,617 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:24:36,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:24:36,617 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:24:36,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:24:36,617 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:24:36,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:24:36,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:24:36,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:24:36,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:24:36,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:24:36,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:24:36,618 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:24:36,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:24:36,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:24:36,619 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:24:36,619 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:24:36,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:24:36,619 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a [2024-10-11 15:24:36,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:24:36,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:24:36,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:24:36,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:24:36,834 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:24:36,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/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 [2024-10-11 15:24:38,095 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:24:38,465 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:24:38,466 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2024-10-11 15:24:38,498 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/51724a82d/bc5d35264bfb4548ad70b7f05ea753bf/FLAG7e0819218 [2024-10-11 15:24:38,658 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/51724a82d/bc5d35264bfb4548ad70b7f05ea753bf [2024-10-11 15:24:38,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:24:38,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:24:38,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:24:38,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:24:38,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:24:38,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:24:38" (1/1) ... [2024-10-11 15:24:38,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e2c0e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:38, skipping insertion in model container [2024-10-11 15:24:38,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:24:38" (1/1) ... [2024-10-11 15:24:38,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:24:39,102 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2024-10-11 15:24:39,102 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2024-10-11 15:24:39,288 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2024-10-11 15:24:39,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:24:39,987 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:24:40,047 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2024-10-11 15:24:40,047 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2024-10-11 15:24:40,055 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2024-10-11 15:24:40,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:24:40,353 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:24:40,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40 WrapperNode [2024-10-11 15:24:40,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:24:40,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:24:40,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:24:40,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:24:40,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,554 INFO L138 Inliner]: procedures = 205, calls = 1672, calls flagged for inlining = 87, calls inlined = 82, statements flattened = 4049 [2024-10-11 15:24:40,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:24:40,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:24:40,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:24:40,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:24:40,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,592 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,772 INFO L175 MemorySlicer]: Split 1169 memory accesses to 21 slices as follows [2, 8, 1, 33, 33, 28, 33, 822, 38, 2, 6, 3, 39, 72, 1, 8, 2, 9, 1, 6, 22]. 70 percent of accesses are in the largest equivalence class. The 302 initializations are split as follows [2, 8, 0, 32, 32, 28, 32, 23, 32, 0, 6, 0, 13, 72, 0, 0, 0, 0, 0, 0, 22]. The 355 writes are split as follows [0, 0, 1, 0, 0, 0, 0, 337, 2, 1, 0, 2, 0, 0, 1, 0, 2, 9, 0, 0, 0]. [2024-10-11 15:24:40,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:24:40,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:24:40,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:24:40,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:24:40,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (1/1) ... [2024-10-11 15:24:40,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:24:40,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:24:40,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:24:40,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:24:41,074 INFO L130 BoogieDeclarations]: Found specification of procedure get_setup [2024-10-11 15:24:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure get_setup [2024-10-11 15:24:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-10-11 15:24:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-10-11 15:24:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-10-11 15:24:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-10-11 15:24:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-10-11 15:24:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-10-11 15:24:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-10-11 15:24:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-10-11 15:24:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-10-11 15:24:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-10-11 15:24:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-10-11 15:24:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-10-11 15:24:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-11 15:24:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-10-11 15:24:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:24:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:24:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:24:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:24:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-11 15:24:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-11 15:24:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-10-11 15:24:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:24:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:24:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_format_set_silence [2024-10-11 15:24:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_format_set_silence [2024-10-11 15:24:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-11 15:24:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-11 15:24:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure byte_pos [2024-10-11 15:24:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure byte_pos [2024-10-11 15:24:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:24:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:24:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_trigger [2024-10-11 15:24:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_trigger [2024-10-11 15:24:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pcm_new [2024-10-11 15:24:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pcm_new [2024-10-11 15:24:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-11 15:24:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-11 15:24:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:24:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:24:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_open [2024-10-11 15:24:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_open [2024-10-11 15:24:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure params_change [2024-10-11 15:24:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change [2024-10-11 15:24:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:24:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:24:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_set_ops [2024-10-11 15:24:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_set_ops [2024-10-11 15:24:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_hw_rule_add [2024-10-11 15:24:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_hw_rule_add [2024-10-11 15:24:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2024-10-11 15:24:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2024-10-11 15:24:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2024-10-11 15:24:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2024-10-11 15:24:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_stop [2024-10-11 15:24:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_stop [2024-10-11 15:24:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:24:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_free [2024-10-11 15:24:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_free [2024-10-11 15:24:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure get_cable_index [2024-10-11 15:24:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cable_index [2024-10-11 15:24:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_suspend_all [2024-10-11 15:24:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_suspend_all [2024-10-11 15:24:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:24:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:24:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:24:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:24:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:24:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:24:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-11 15:24:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-11 15:24:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-11 15:24:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-11 15:24:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-11 15:24:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-11 15:24:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-10-11 15:24:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-11 15:24:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:24:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2024-10-11 15:24:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-11 15:24:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_close [2024-10-11 15:24:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_close [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-11 15:24:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-11 15:24:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_active_notify [2024-10-11 15:24:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_active_notify [2024-10-11 15:24:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-11 15:24:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-11 15:24:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-11 15:24:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-11 15:24:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-11 15:24:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-11 15:24:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-11 15:24:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-10-11 15:24:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-10-11 15:24:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pointer [2024-10-11 15:24:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pointer [2024-10-11 15:24:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:24:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:24:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:24:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:24:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:24:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:24:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:24:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:24:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:24:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-10-11 15:24:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_params [2024-10-11 15:24:41,107 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_params [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-11 15:24:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-11 15:24:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-11 15:24:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_finish [2024-10-11 15:24:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_finish [2024-10-11 15:24:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_start [2024-10-11 15:24:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_start [2024-10-11 15:24:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_prepare [2024-10-11 15:24:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_prepare [2024-10-11 15:24:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2024-10-11 15:24:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2024-10-11 15:24:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_proc_new [2024-10-11 15:24:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_proc_new [2024-10-11 15:24:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-11 15:24:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-11 15:24:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:24:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:24:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:24:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-11 15:24:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_delta [2024-10-11 15:24:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_delta [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_suspend [2024-10-11 15:24:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_suspend [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2024-10-11 15:24:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 15:24:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_notify [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_notify [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_resume [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_resume [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pos_update [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pos_update [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure snd_power_change_state [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_power_change_state [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_to_frames [2024-10-11 15:24:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_to_frames [2024-10-11 15:24:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_unregister_all [2024-10-11 15:24:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_unregister_all [2024-10-11 15:24:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-11 15:24:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-11 15:24:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure clear_capture_buf [2024-10-11 15:24:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_capture_buf [2024-10-11 15:24:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure params_change_substream [2024-10-11 15:24:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change_substream [2024-10-11 15:24:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:24:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:24:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:24:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:24:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:24:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-11 15:24:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-11 15:24:41,678 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:24:41,681 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:24:41,744 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:25:02,734 INFO L? ?]: Removed 1361 outVars from TransFormulas that were not future-live. [2024-10-11 15:25:02,734 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:25:02,966 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:25:02,969 INFO L314 CfgBuilder]: Removed 23 assume(true) statements. [2024-10-11 15:25:02,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:25:02 BoogieIcfgContainer [2024-10-11 15:25:02,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:25:02,971 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:25:02,972 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:25:02,975 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:25:02,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:24:38" (1/3) ... [2024-10-11 15:25:02,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dab7022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:25:02, skipping insertion in model container [2024-10-11 15:25:02,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:24:40" (2/3) ... [2024-10-11 15:25:02,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dab7022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:25:02, skipping insertion in model container [2024-10-11 15:25:02,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:25:02" (3/3) ... [2024-10-11 15:25:02,978 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 [2024-10-11 15:25:02,991 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:25:02,991 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:25:03,071 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:25:03,077 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@69b942c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:25:03,078 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:25:03,088 INFO L276 IsEmpty]: Start isEmpty. Operand has 814 states, 586 states have (on average 1.5085324232081911) internal successors, (884), 609 states have internal predecessors, (884), 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) [2024-10-11 15:25:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-10-11 15:25:03,119 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:25:03,120 INFO L215 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] [2024-10-11 15:25:03,121 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:25:03,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:25:03,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1034992138, now seen corresponding path program 1 times [2024-10-11 15:25:03,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:25:03,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508358538] [2024-10-11 15:25:03,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:25:03,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:25:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:25:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:25:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 15:25:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-11 15:25:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:25:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:03,720 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-11 15:25:03,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:25:03,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508358538] [2024-10-11 15:25:03,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508358538] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:25:03,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:25:03,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:25:03,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215965759] [2024-10-11 15:25:03,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:25:03,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:25:03,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:25:03,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:25:03,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:25:03,754 INFO L87 Difference]: Start difference. First operand has 814 states, 586 states have (on average 1.5085324232081911) internal successors, (884), 609 states have internal predecessors, (884), 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) [2024-10-11 15:25:09,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:14,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:18,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:22,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:26,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:33,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:37,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:41,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:45,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:45,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:25:45,452 INFO L93 Difference]: Finished difference Result 2507 states and 3811 transitions. [2024-10-11 15:25:45,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:25:45,455 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 60 [2024-10-11 15:25:45,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:25:45,485 INFO L225 Difference]: With dead ends: 2507 [2024-10-11 15:25:45,485 INFO L226 Difference]: Without dead ends: 1672 [2024-10-11 15:25:45,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:25:45,497 INFO L432 NwaCegarLoop]: 975 mSDtfsCounter, 1504 mSDsluCounter, 1385 mSDsCounter, 0 mSdLazyCounter, 1008 mSolverCounterSat, 405 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 2360 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 405 IncrementalHoareTripleChecker+Valid, 1008 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:25:45,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1607 Valid, 2360 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [405 Valid, 1008 Invalid, 8 Unknown, 0 Unchecked, 41.4s Time] [2024-10-11 15:25:45,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states. [2024-10-11 15:25:45,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1523. [2024-10-11 15:25:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1523 states, 1112 states have (on average 1.4892086330935252) internal successors, (1656), 1140 states have internal predecessors, (1656), 300 states have call successors, (300), 111 states have call predecessors, (300), 110 states have return successors, (299), 285 states have call predecessors, (299), 299 states have call successors, (299) [2024-10-11 15:25:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1523 states and 2255 transitions. [2024-10-11 15:25:45,655 INFO L78 Accepts]: Start accepts. Automaton has 1523 states and 2255 transitions. Word has length 60 [2024-10-11 15:25:45,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:25:45,656 INFO L471 AbstractCegarLoop]: Abstraction has 1523 states and 2255 transitions. [2024-10-11 15:25:45,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-10-11 15:25:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2255 transitions. [2024-10-11 15:25:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-10-11 15:25:45,662 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:25:45,662 INFO L215 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] [2024-10-11 15:25:45,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:25:45,663 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:25:45,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:25:45,664 INFO L85 PathProgramCache]: Analyzing trace with hash -390684571, now seen corresponding path program 1 times [2024-10-11 15:25:45,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:25:45,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411616966] [2024-10-11 15:25:45,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:25:45,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:25:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:25:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:25:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 15:25:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 15:25:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 15:25:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-11 15:25:45,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:25:45,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411616966] [2024-10-11 15:25:45,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411616966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:25:45,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:25:45,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:25:45,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977527642] [2024-10-11 15:25:45,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:25:45,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:25:45,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:25:45,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:25:45,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:25:45,884 INFO L87 Difference]: Start difference. First operand 1523 states and 2255 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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) [2024-10-11 15:25:54,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:58,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:02,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:06,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:12,274 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 []