./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-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b0eb7f7856f720fe7809d2ae074eca6d5f8f52698134da2a3e5898955e84f487 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 19:15:03,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:15:03,678 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:15:03,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:15:03,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:15:03,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:15:03,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:15:03,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:15:03,708 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:15:03,709 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:15:03,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:15:03,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:15:03,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:15:03,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:15:03,710 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:15:03,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:15:03,711 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:15:03,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:15:03,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:15:03,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:15:03,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:15:03,712 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:15:03,712 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:15:03,712 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:15:03,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:15:03,713 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:15:03,713 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:15:03,713 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:15:03,713 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:15:03,713 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0eb7f7856f720fe7809d2ae074eca6d5f8f52698134da2a3e5898955e84f487 [2025-03-08 19:15:03,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:15:03,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:15:03,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:15:03,971 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:15:03,971 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:15:03,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i [2025-03-08 19:15:05,148 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef1f101/1ffaadb3dd7b4e74858d8b1188f280d4/FLAG59f110f53 [2025-03-08 19:15:05,582 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:15:05,583 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i [2025-03-08 19:15:05,610 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef1f101/1ffaadb3dd7b4e74858d8b1188f280d4/FLAG59f110f53 [2025-03-08 19:15:05,721 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef1f101/1ffaadb3dd7b4e74858d8b1188f280d4 [2025-03-08 19:15:05,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:15:05,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:15:05,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:15:05,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:15:05,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:15:05,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:15:05" (1/1) ... [2025-03-08 19:15:05,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35914c93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:05, skipping insertion in model container [2025-03-08 19:15:05,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:15:05" (1/1) ... [2025-03-08 19:15:05,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:15:06,119 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5840] [2025-03-08 19:15:06,120 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5841-5842] [2025-03-08 19:15:06,264 WARN L250 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-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i[172993,173006] [2025-03-08 19:15:06,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:15:06,884 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:15:06,961 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5840] [2025-03-08 19:15:06,962 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5841-5842] [2025-03-08 19:15:06,966 WARN L250 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-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i[172993,173006] [2025-03-08 19:15:07,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:15:07,140 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:15:07,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07 WrapperNode [2025-03-08 19:15:07,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:15:07,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:15:07,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:15:07,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:15:07,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,303 INFO L138 Inliner]: procedures = 156, calls = 1285, calls flagged for inlining = 66, calls inlined = 60, statements flattened = 3007 [2025-03-08 19:15:07,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:15:07,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:15:07,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:15:07,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:15:07,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,350 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,503 INFO L175 MemorySlicer]: Split 564 memory accesses to 19 slices as follows [8, 2, 0, 18, 4, 4, 4, 18, 4, 4, 10, 18, 21, 3, 71, 228, 126, 17, 4]. 40 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [0, 2, 0, 0, 4, 4, 4, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 308 writes are split as follows [8, 0, 0, 18, 0, 0, 0, 18, 0, 0, 2, 18, 21, 2, 32, 76, 108, 5, 0]. [2025-03-08 19:15:07,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,592 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:15:07,661 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:15:07,661 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:15:07,661 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:15:07,662 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (1/1) ... [2025-03-08 19:15:07,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:15:07,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:15:07,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:15:07,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:15:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-03-08 19:15:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-03-08 19:15:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:15:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_release_host [2025-03-08 19:15:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_release_host [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 19:15:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 19:15:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 19:15:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 19:15:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_unregister_dev [2025-03-08 19:15:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_unregister_dev [2025-03-08 19:15:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 19:15:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:15:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_get_host_pm_caps [2025-03-08 19:15:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_get_host_pm_caps [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-08 19:15:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure bt_err [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_err [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-08 19:15:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:15:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:15:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:15:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:15:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:15:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:15:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:15:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2025-03-08 19:15:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2025-03-08 19:15:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:15:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_disable_host_int [2025-03-08 19:15:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_disable_host_int [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 19:15:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 19:15:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_writesb [2025-03-08 19:15:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_writesb [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_writeb [2025-03-08 19:15:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_writeb [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_release_irq [2025-03-08 19:15:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_release_irq [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_disable_func [2025-03-08 19:15:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_disable_func [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 19:15:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:15:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_resume [2025-03-08 19:15:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_resume [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_claim_host [2025-03-08 19:15:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_claim_host [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-08 19:15:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 19:15:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-08 19:15:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure hci_recv_frame [2025-03-08 19:15:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_recv_frame [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_readsb [2025-03-08 19:15:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_readsb [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2025-03-08 19:15:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_verify_fw_download [2025-03-08 19:15:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_verify_fw_download [2025-03-08 19:15:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2025-03-08 19:15:07,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_suspend [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_suspend [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure btmrvl_sdio_poll_card_status [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure btmrvl_sdio_poll_card_status [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2025-03-08 19:15:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:15:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-03-08 19:15:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:15:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:15:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure sdio_readb [2025-03-08 19:15:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sdio_readb [2025-03-08 19:15:08,229 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:15:08,232 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:15:08,636 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 19:15:08,642 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7973: havoc #t~nondet636; [2025-03-08 19:15:08,946 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8086: havoc #t~nondet660; [2025-03-08 19:15:09,123 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8018: havoc hci_resume_dev_#t~nondet647#1; [2025-03-08 19:15:09,124 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7434: call ULTIMATE.dealloc(~#descriptor~10#1.base, ~#descriptor~10#1.offset);havoc ~#descriptor~10#1.base, ~#descriptor~10#1.offset;call ULTIMATE.dealloc(~#descriptor___0~4#1.base, ~#descriptor___0~4#1.offset);havoc ~#descriptor___0~4#1.base, ~#descriptor___0~4#1.offset;call ULTIMATE.dealloc(~#descriptor___1~1#1.base, ~#descriptor___1~1#1.offset);havoc ~#descriptor___1~1#1.base, ~#descriptor___1~1#1.offset;call ULTIMATE.dealloc(~#descriptor___2~1#1.base, ~#descriptor___2~1#1.offset);havoc ~#descriptor___2~1#1.base, ~#descriptor___2~1#1.offset; [2025-03-08 19:15:09,132 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8014: havoc #t~nondet646; [2025-03-08 19:15:09,162 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6062: havoc #t~mem30.base, #t~mem30.offset; [2025-03-08 19:15:09,164 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8094: havoc #t~nondet662; [2025-03-08 19:15:09,184 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8140: havoc #t~ret672.base, #t~ret672.offset; [2025-03-08 19:15:09,187 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7956: havoc #t~nondet632; [2025-03-08 19:15:09,231 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6241: call ULTIMATE.dealloc(btmrvl_sdio_disable_host_int_mask_~#ret~4#1.base, btmrvl_sdio_disable_host_int_mask_~#ret~4#1.offset);havoc btmrvl_sdio_disable_host_int_mask_~#ret~4#1.base, btmrvl_sdio_disable_host_int_mask_~#ret~4#1.offset; [2025-03-08 19:15:09,235 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8131: havoc #t~nondet669; [2025-03-08 19:15:09,240 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8113: havoc #t~nondet666; [2025-03-08 19:15:09,515 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6734: call ULTIMATE.dealloc(btmrvl_sdio_process_int_status_~#descriptor~2#1.base, btmrvl_sdio_process_int_status_~#descriptor~2#1.offset);havoc btmrvl_sdio_process_int_status_~#descriptor~2#1.base, btmrvl_sdio_process_int_status_~#descriptor~2#1.offset; [2025-03-08 19:15:09,516 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6222: havoc btmrvl_sdio_read_rx_len_#t~mem128#1;call ULTIMATE.dealloc(btmrvl_sdio_read_rx_len_~#ret~2#1.base, btmrvl_sdio_read_rx_len_~#ret~2#1.offset);havoc btmrvl_sdio_read_rx_len_~#ret~2#1.base, btmrvl_sdio_read_rx_len_~#ret~2#1.offset; [2025-03-08 19:15:09,516 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7205: havoc btmrvl_sdio_wakeup_fw_#t~mem492#1;call ULTIMATE.dealloc(btmrvl_sdio_wakeup_fw_~#ret~18#1.base, btmrvl_sdio_wakeup_fw_~#ret~18#1.offset);havoc btmrvl_sdio_wakeup_fw_~#ret~18#1.base, btmrvl_sdio_wakeup_fw_~#ret~18#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_wakeup_fw_~#descriptor~7#1.base, btmrvl_sdio_wakeup_fw_~#descriptor~7#1.offset);havoc btmrvl_sdio_wakeup_fw_~#descriptor~7#1.base, btmrvl_sdio_wakeup_fw_~#descriptor~7#1.offset; [2025-03-08 19:15:09,516 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7984: havoc btmrvl_check_evtpkt_#t~nondet639#1; [2025-03-08 19:15:09,516 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6605: call ULTIMATE.dealloc(btmrvl_sdio_card_to_host_~#buf_len~0#1.base, btmrvl_sdio_card_to_host_~#buf_len~0#1.offset);havoc btmrvl_sdio_card_to_host_~#buf_len~0#1.base, btmrvl_sdio_card_to_host_~#buf_len~0#1.offset; [2025-03-08 19:15:09,516 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7995: havoc btmrvl_process_event_#t~nondet641#1; [2025-03-08 19:15:09,519 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8102: havoc #t~nondet664; [2025-03-08 19:15:09,607 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6293: call ULTIMATE.dealloc(~#firmwarestat~0#1.base, ~#firmwarestat~0#1.offset);havoc ~#firmwarestat~0#1.base, ~#firmwarestat~0#1.offset; [2025-03-08 19:15:09,608 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6195: call ULTIMATE.dealloc(btmrvl_sdio_read_fw_status_~#ret~1#1.base, btmrvl_sdio_read_fw_status_~#ret~1#1.offset);havoc btmrvl_sdio_read_fw_status_~#ret~1#1.base, btmrvl_sdio_read_fw_status_~#ret~1#1.offset; [2025-03-08 19:15:09,699 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7988: havoc btmrvl_enable_hs_#t~nondet640#1; [2025-03-08 19:15:09,699 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7324: call ULTIMATE.dealloc(~#descriptor~9#1.base, ~#descriptor~9#1.offset);havoc ~#descriptor~9#1.base, ~#descriptor~9#1.offset;call ULTIMATE.dealloc(~#descriptor___0~3#1.base, ~#descriptor___0~3#1.offset);havoc ~#descriptor___0~3#1.base, ~#descriptor___0~3#1.offset;call ULTIMATE.dealloc(~#descriptor___1~0#1.base, ~#descriptor___1~0#1.offset);havoc ~#descriptor___1~0#1.base, ~#descriptor___1~0#1.offset;call ULTIMATE.dealloc(~#descriptor___2~0#1.base, ~#descriptor___2~0#1.offset);havoc ~#descriptor___2~0#1.base, ~#descriptor___2~0#1.offset; [2025-03-08 19:15:09,699 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8022: havoc hci_suspend_dev_#t~nondet648#1; [2025-03-08 19:15:09,699 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8121: havoc sdio_set_host_pm_flags_#t~nondet668#1; [2025-03-08 19:15:09,705 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8075: havoc #t~nondet658; [2025-03-08 19:15:09,712 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5935: havoc kobject_name_#t~mem8#1.base, kobject_name_#t~mem8#1.offset; [2025-03-08 19:15:09,712 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6052: havoc #t~mem28#1.base, #t~mem28#1.offset; [2025-03-08 19:15:09,730 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6288: havoc #t~mem155;call ULTIMATE.dealloc(~#ret~5.base, ~#ret~5.offset);havoc ~#ret~5.base, ~#ret~5.offset; [2025-03-08 19:15:09,730 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6275: havoc #t~mem152; [2025-03-08 19:15:15,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7999: havoc btmrvl_register_hdev_#t~nondet642#1; [2025-03-08 19:15:15,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7174: havoc btmrvl_sdio_download_fw_#t~mem479#1;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_~#ret~17#1.base, btmrvl_sdio_download_fw_~#ret~17#1.offset);havoc btmrvl_sdio_download_fw_~#ret~17#1.base, btmrvl_sdio_download_fw_~#ret~17#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_~#descriptor~6#1.base, btmrvl_sdio_download_fw_~#descriptor~6#1.offset);havoc btmrvl_sdio_download_fw_~#descriptor~6#1.base, btmrvl_sdio_download_fw_~#descriptor~6#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_~#descriptor___0~2#1.base, btmrvl_sdio_download_fw_~#descriptor___0~2#1.offset);havoc btmrvl_sdio_download_fw_~#descriptor___0~2#1.base, btmrvl_sdio_download_fw_~#descriptor___0~2#1.offset; [2025-03-08 19:15:15,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8035: havoc ldv_complete_2_#t~nondet650#1; [2025-03-08 19:15:15,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8003: havoc btmrvl_remove_card_#t~nondet643#1; [2025-03-08 19:15:15,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: havoc btmrvl_sdio_register_dev_#t~mem418#1;call ULTIMATE.dealloc(btmrvl_sdio_register_dev_~#ret~13#1.base, btmrvl_sdio_register_dev_~#ret~13#1.offset);havoc btmrvl_sdio_register_dev_~#ret~13#1.base, btmrvl_sdio_register_dev_~#ret~13#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_register_dev_~#descriptor~5#1.base, btmrvl_sdio_register_dev_~#descriptor~5#1.offset);havoc btmrvl_sdio_register_dev_~#descriptor~5#1.base, btmrvl_sdio_register_dev_~#descriptor~5#1.offset; [2025-03-08 19:15:15,890 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6188: havoc btmrvl_sdio_get_rx_unit_#t~mem109#1;call ULTIMATE.dealloc(btmrvl_sdio_get_rx_unit_~#ret~0#1.base, btmrvl_sdio_get_rx_unit_~#ret~0#1.offset);havoc btmrvl_sdio_get_rx_unit_~#ret~0#1.base, btmrvl_sdio_get_rx_unit_~#ret~0#1.offset; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8106: havoc sdio_register_driver_#t~nondet665#1; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8007: havoc btmrvl_send_module_cfg_cmd_#t~nondet644#1; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8042: havoc ldv_prepare_2_#t~nondet651#1; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6325: call ULTIMATE.dealloc(btmrvl_sdio_download_helper_~#fw_helper~0#1.base, btmrvl_sdio_download_helper_~#fw_helper~0#1.offset);havoc btmrvl_sdio_download_helper_~#fw_helper~0#1.base, btmrvl_sdio_download_helper_~#fw_helper~0#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_helper_~#descriptor~0#1.base, btmrvl_sdio_download_helper_~#descriptor~0#1.offset);havoc btmrvl_sdio_download_helper_~#descriptor~0#1.base, btmrvl_sdio_download_helper_~#descriptor~0#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_helper_~#descriptor___0~0#1.base, btmrvl_sdio_download_helper_~#descriptor___0~0#1.offset);havoc btmrvl_sdio_download_helper_~#descriptor___0~0#1.base, btmrvl_sdio_download_helper_~#descriptor___0~0#1.offset; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8010: havoc devm_kmalloc_#t~ret645#1.base, devm_kmalloc_#t~ret645#1.offset; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7977: havoc bt_info_#t~nondet637#1; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7284: call ULTIMATE.dealloc(btmrvl_sdio_remove_~#descriptor~8#1.base, btmrvl_sdio_remove_~#descriptor~8#1.offset);havoc btmrvl_sdio_remove_~#descriptor~8#1.base, btmrvl_sdio_remove_~#descriptor~8#1.offset; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8046: havoc ldv_resume_early_2_#t~nondet652#1; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7980: havoc btmrvl_add_card_#t~ret638#1.base, btmrvl_add_card_#t~ret638#1.offset; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8082: havoc sdio_claim_irq_#t~nondet659#1; [2025-03-08 19:15:15,891 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8050: havoc ldv_resume_noirq_2_#t~nondet653#1; [2025-03-08 19:15:15,892 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8117: havoc sdio_set_block_size_#t~nondet667#1; [2025-03-08 19:15:15,892 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6235: havoc btmrvl_sdio_enable_host_int_mask_#t~mem134#1;call ULTIMATE.dealloc(btmrvl_sdio_enable_host_int_mask_~#ret~3#1.base, btmrvl_sdio_enable_host_int_mask_~#ret~3#1.offset);havoc btmrvl_sdio_enable_host_int_mask_~#ret~3#1.base, btmrvl_sdio_enable_host_int_mask_~#ret~3#1.offset; [2025-03-08 19:15:15,892 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6600: havoc btmrvl_sdio_download_fw_w_helper_#t~mem249#1;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_w_helper_~#fw_firmware~0#1.base, btmrvl_sdio_download_fw_w_helper_~#fw_firmware~0#1.offset);havoc btmrvl_sdio_download_fw_w_helper_~#fw_firmware~0#1.base, btmrvl_sdio_download_fw_w_helper_~#fw_firmware~0#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_w_helper_~#ret~8#1.base, btmrvl_sdio_download_fw_w_helper_~#ret~8#1.offset);havoc btmrvl_sdio_download_fw_w_helper_~#ret~8#1.base, btmrvl_sdio_download_fw_w_helper_~#ret~8#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_w_helper_~#descriptor~1#1.base, btmrvl_sdio_download_fw_w_helper_~#descriptor~1#1.offset);havoc btmrvl_sdio_download_fw_w_helper_~#descriptor~1#1.base, btmrvl_sdio_download_fw_w_helper_~#descriptor~1#1.offset;call ULTIMATE.dealloc(btmrvl_sdio_download_fw_w_helper_~#descriptor___0~1#1.base, btmrvl_sdio_download_fw_w_helper_~#descriptor___0~1#1.offset);havoc btmrvl_sdio_download_fw_w_helper_~#descriptor___0~1#1.base, btmrvl_sdio_download_fw_w_helper_~#descriptor___0~1#1.offset; [2025-03-08 19:15:15,892 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8090: havoc sdio_enable_func_#t~nondet661#1; [2025-03-08 19:15:15,892 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8057: havoc ldv_suspend_late_2_#t~nondet655#1; [2025-03-08 19:15:15,892 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8061: havoc ldv_suspend_noirq_2_#t~nondet656#1; [2025-03-08 19:15:15,910 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8098: havoc #t~nondet663; [2025-03-08 19:15:16,139 INFO L? ?]: Removed 1052 outVars from TransFormulas that were not future-live. [2025-03-08 19:15:16,139 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:15:16,179 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:15:16,180 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 19:15:16,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:15:16 BoogieIcfgContainer [2025-03-08 19:15:16,180 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:15:16,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:15:16,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:15:16,188 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:15:16,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:15:05" (1/3) ... [2025-03-08 19:15:16,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@610a8619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:15:16, skipping insertion in model container [2025-03-08 19:15:16,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:15:07" (2/3) ... [2025-03-08 19:15:16,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@610a8619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:15:16, skipping insertion in model container [2025-03-08 19:15:16,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:15:16" (3/3) ... [2025-03-08 19:15:16,190 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i [2025-03-08 19:15:16,202 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:15:16,203 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--bluetooth--btmrvl_sdio.ko-entry_point.cil.out.i that has 59 procedures, 955 locations, 1 initial locations, 39 loop locations, and 1 error locations. [2025-03-08 19:15:16,264 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:15:16,273 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;@36c84b5d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:15:16,274 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:15:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand has 864 states, 627 states have (on average 1.346092503987241) internal successors, (844), 635 states have internal predecessors, (844), 196 states have call successors, (196), 40 states have call predecessors, (196), 39 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) [2025-03-08 19:15:16,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2025-03-08 19:15:16,300 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:16,301 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2025-03-08 19:15:16,301 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:16,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:16,305 INFO L85 PathProgramCache]: Analyzing trace with hash 397969640, now seen corresponding path program 1 times [2025-03-08 19:15:16,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:16,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259388827] [2025-03-08 19:15:16,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:16,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:17,401 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-03-08 19:15:17,579 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-03-08 19:15:17,579 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:17,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:17,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:15:17,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:17,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259388827] [2025-03-08 19:15:17,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259388827] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:17,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:17,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:17,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900345356] [2025-03-08 19:15:17,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:17,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:17,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:17,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:17,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:17,977 INFO L87 Difference]: Start difference. First operand has 864 states, 627 states have (on average 1.346092503987241) internal successors, (844), 635 states have internal predecessors, (844), 196 states have call successors, (196), 40 states have call predecessors, (196), 39 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-08 19:15:18,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:18,379 INFO L93 Difference]: Finished difference Result 2121 states and 3044 transitions. [2025-03-08 19:15:18,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:18,381 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2025-03-08 19:15:18,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:18,395 INFO L225 Difference]: With dead ends: 2121 [2025-03-08 19:15:18,395 INFO L226 Difference]: Without dead ends: 1237 [2025-03-08 19:15:18,400 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:18,402 INFO L435 NwaCegarLoop]: 1221 mSDtfsCounter, 551 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 2413 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:18,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 2413 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 19:15:18,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1237 states. [2025-03-08 19:15:18,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1237 to 1232. [2025-03-08 19:15:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1232 states, 901 states have (on average 1.332963374028857) internal successors, (1201), 905 states have internal predecessors, (1201), 268 states have call successors, (268), 63 states have call predecessors, (268), 62 states have return successors, (267), 266 states have call predecessors, (267), 267 states have call successors, (267) [2025-03-08 19:15:18,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 1736 transitions. [2025-03-08 19:15:18,507 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 1736 transitions. Word has length 89 [2025-03-08 19:15:18,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:18,507 INFO L471 AbstractCegarLoop]: Abstraction has 1232 states and 1736 transitions. [2025-03-08 19:15:18,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-08 19:15:18,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1736 transitions. [2025-03-08 19:15:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2025-03-08 19:15:18,514 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:18,515 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2025-03-08 19:15:18,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 19:15:18,515 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:18,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:18,516 INFO L85 PathProgramCache]: Analyzing trace with hash -233192166, now seen corresponding path program 1 times [2025-03-08 19:15:18,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:18,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912582469] [2025-03-08 19:15:18,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:18,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:19,344 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 92 statements into 1 equivalence classes. [2025-03-08 19:15:19,392 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 92 of 92 statements. [2025-03-08 19:15:19,392 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:19,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-03-08 19:15:19,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:19,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912582469] [2025-03-08 19:15:19,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912582469] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:19,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:19,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:19,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705351255] [2025-03-08 19:15:19,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:19,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:19,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:19,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:19,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:19,657 INFO L87 Difference]: Start difference. First operand 1232 states and 1736 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-08 19:15:20,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:20,214 INFO L93 Difference]: Finished difference Result 3014 states and 4245 transitions. [2025-03-08 19:15:20,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:20,215 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2025-03-08 19:15:20,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:20,228 INFO L225 Difference]: With dead ends: 3014 [2025-03-08 19:15:20,228 INFO L226 Difference]: Without dead ends: 1787 [2025-03-08 19:15:20,233 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:20,234 INFO L435 NwaCegarLoop]: 1870 mSDtfsCounter, 739 mSDsluCounter, 1157 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 3027 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:20,234 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 3027 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:15:20,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1787 states. [2025-03-08 19:15:20,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1787 to 1784. [2025-03-08 19:15:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1784 states, 1308 states have (on average 1.3318042813455657) internal successors, (1742), 1313 states have internal predecessors, (1742), 385 states have call successors, (385), 91 states have call predecessors, (385), 90 states have return successors, (384), 383 states have call predecessors, (384), 384 states have call successors, (384) [2025-03-08 19:15:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2511 transitions. [2025-03-08 19:15:20,329 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2511 transitions. Word has length 92 [2025-03-08 19:15:20,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:20,330 INFO L471 AbstractCegarLoop]: Abstraction has 1784 states and 2511 transitions. [2025-03-08 19:15:20,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-08 19:15:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2511 transitions. [2025-03-08 19:15:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2025-03-08 19:15:20,336 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:20,336 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:20,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:15:20,337 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:20,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:20,338 INFO L85 PathProgramCache]: Analyzing trace with hash 2080990759, now seen corresponding path program 1 times [2025-03-08 19:15:20,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:20,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845255990] [2025-03-08 19:15:20,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:20,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:21,145 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 115 statements into 1 equivalence classes. [2025-03-08 19:15:21,212 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 115 of 115 statements. [2025-03-08 19:15:21,213 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:21,213 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-03-08 19:15:21,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:21,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845255990] [2025-03-08 19:15:21,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845255990] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:21,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:21,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 19:15:21,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542845727] [2025-03-08 19:15:21,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:21,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 19:15:21,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:21,782 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 19:15:21,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 19:15:21,782 INFO L87 Difference]: Start difference. First operand 1784 states and 2511 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-08 19:15:22,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:22,264 INFO L93 Difference]: Finished difference Result 3602 states and 5081 transitions. [2025-03-08 19:15:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 19:15:22,264 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 115 [2025-03-08 19:15:22,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:22,274 INFO L225 Difference]: With dead ends: 3602 [2025-03-08 19:15:22,274 INFO L226 Difference]: Without dead ends: 1834 [2025-03-08 19:15:22,280 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 19:15:22,281 INFO L435 NwaCegarLoop]: 1186 mSDtfsCounter, 23 mSDsluCounter, 2361 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 3547 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:22,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 3547 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 19:15:22,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1834 states. [2025-03-08 19:15:22,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1834 to 1790. [2025-03-08 19:15:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1790 states, 1312 states have (on average 1.3323170731707317) internal successors, (1748), 1319 states have internal predecessors, (1748), 385 states have call successors, (385), 91 states have call predecessors, (385), 92 states have return successors, (386), 383 states have call predecessors, (386), 384 states have call successors, (386) [2025-03-08 19:15:22,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1790 states and 2519 transitions. [2025-03-08 19:15:22,348 INFO L78 Accepts]: Start accepts. Automaton has 1790 states and 2519 transitions. Word has length 115 [2025-03-08 19:15:22,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:22,349 INFO L471 AbstractCegarLoop]: Abstraction has 1790 states and 2519 transitions. [2025-03-08 19:15:22,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-08 19:15:22,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2519 transitions. [2025-03-08 19:15:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2025-03-08 19:15:22,356 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:22,357 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:22,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 19:15:22,357 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:22,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:22,358 INFO L85 PathProgramCache]: Analyzing trace with hash -799249541, now seen corresponding path program 1 times [2025-03-08 19:15:22,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:22,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804289572] [2025-03-08 19:15:22,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:22,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:23,181 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 118 statements into 1 equivalence classes. [2025-03-08 19:15:23,231 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 118 of 118 statements. [2025-03-08 19:15:23,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:23,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-08 19:15:23,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:23,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804289572] [2025-03-08 19:15:23,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804289572] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:23,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:23,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:23,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126194878] [2025-03-08 19:15:23,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:23,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:23,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:23,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:23,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:23,515 INFO L87 Difference]: Start difference. First operand 1790 states and 2519 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-08 19:15:27,543 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 [] [2025-03-08 19:15:28,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:28,312 INFO L93 Difference]: Finished difference Result 4151 states and 5864 transitions. [2025-03-08 19:15:28,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:28,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 118 [2025-03-08 19:15:28,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:28,326 INFO L225 Difference]: With dead ends: 4151 [2025-03-08 19:15:28,326 INFO L226 Difference]: Without dead ends: 2377 [2025-03-08 19:15:28,332 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:28,335 INFO L435 NwaCegarLoop]: 1388 mSDtfsCounter, 761 mSDsluCounter, 1151 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 2539 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:28,335 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 2539 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 67 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-08 19:15:28,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2377 states. [2025-03-08 19:15:28,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2377 to 2374. [2025-03-08 19:15:28,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2374 states, 1752 states have (on average 1.3344748858447488) internal successors, (2338), 1761 states have internal predecessors, (2338), 501 states have call successors, (501), 118 states have call predecessors, (501), 120 states have return successors, (503), 499 states have call predecessors, (503), 500 states have call successors, (503) [2025-03-08 19:15:28,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 2374 states and 3342 transitions. [2025-03-08 19:15:28,438 INFO L78 Accepts]: Start accepts. Automaton has 2374 states and 3342 transitions. Word has length 118 [2025-03-08 19:15:28,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:28,440 INFO L471 AbstractCegarLoop]: Abstraction has 2374 states and 3342 transitions. [2025-03-08 19:15:28,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-08 19:15:28,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 3342 transitions. [2025-03-08 19:15:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2025-03-08 19:15:28,448 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:28,449 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:28,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 19:15:28,449 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:28,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:28,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1444170673, now seen corresponding path program 1 times [2025-03-08 19:15:28,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:28,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590966953] [2025-03-08 19:15:28,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:28,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:29,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 132 statements into 1 equivalence classes. [2025-03-08 19:15:29,252 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 132 of 132 statements. [2025-03-08 19:15:29,253 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:29,253 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-03-08 19:15:29,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:29,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590966953] [2025-03-08 19:15:29,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590966953] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:29,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:29,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:29,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171567184] [2025-03-08 19:15:29,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:29,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:29,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:29,498 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:29,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:29,498 INFO L87 Difference]: Start difference. First operand 2374 states and 3342 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-08 19:15:33,525 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 [] [2025-03-08 19:15:34,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:34,314 INFO L93 Difference]: Finished difference Result 5450 states and 7689 transitions. [2025-03-08 19:15:34,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:34,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 132 [2025-03-08 19:15:34,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:34,332 INFO L225 Difference]: With dead ends: 5450 [2025-03-08 19:15:34,333 INFO L226 Difference]: Without dead ends: 3092 [2025-03-08 19:15:34,340 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:34,342 INFO L435 NwaCegarLoop]: 1923 mSDtfsCounter, 842 mSDsluCounter, 1157 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 3080 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:34,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [842 Valid, 3080 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-08 19:15:34,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3092 states. [2025-03-08 19:15:34,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3092 to 3089. [2025-03-08 19:15:34,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3089 states, 2283 states have (on average 1.3328953131844066) internal successors, (3043), 2294 states have internal predecessors, (3043), 649 states have call successors, (649), 153 states have call predecessors, (649), 156 states have return successors, (652), 647 states have call predecessors, (652), 648 states have call successors, (652) [2025-03-08 19:15:34,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 3089 states and 4344 transitions. [2025-03-08 19:15:34,442 INFO L78 Accepts]: Start accepts. Automaton has 3089 states and 4344 transitions. Word has length 132 [2025-03-08 19:15:34,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:34,443 INFO L471 AbstractCegarLoop]: Abstraction has 3089 states and 4344 transitions. [2025-03-08 19:15:34,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-03-08 19:15:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 4344 transitions. [2025-03-08 19:15:34,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-08 19:15:34,449 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:34,449 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:34,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 19:15:34,450 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:34,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:34,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1283158583, now seen corresponding path program 1 times [2025-03-08 19:15:34,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:34,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514236696] [2025-03-08 19:15:34,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:34,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:35,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-08 19:15:35,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-08 19:15:35,283 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:35,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-03-08 19:15:35,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:35,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514236696] [2025-03-08 19:15:35,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514236696] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:35,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:35,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 19:15:35,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588706275] [2025-03-08 19:15:35,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:35,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 19:15:35,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:35,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 19:15:35,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 19:15:35,607 INFO L87 Difference]: Start difference. First operand 3089 states and 4344 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-03-08 19:15:36,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:36,115 INFO L93 Difference]: Finished difference Result 6178 states and 8703 transitions. [2025-03-08 19:15:36,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 19:15:36,116 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 135 [2025-03-08 19:15:36,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:36,132 INFO L225 Difference]: With dead ends: 6178 [2025-03-08 19:15:36,132 INFO L226 Difference]: Without dead ends: 3105 [2025-03-08 19:15:36,141 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 19:15:36,142 INFO L435 NwaCegarLoop]: 1188 mSDtfsCounter, 0 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3558 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:36,143 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3558 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 19:15:36,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3105 states. [2025-03-08 19:15:36,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3105 to 3105. [2025-03-08 19:15:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3105 states, 2295 states have (on average 1.3311546840958606) internal successors, (3055), 2306 states have internal predecessors, (3055), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2025-03-08 19:15:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 3105 states and 4364 transitions. [2025-03-08 19:15:36,247 INFO L78 Accepts]: Start accepts. Automaton has 3105 states and 4364 transitions. Word has length 135 [2025-03-08 19:15:36,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:36,248 INFO L471 AbstractCegarLoop]: Abstraction has 3105 states and 4364 transitions. [2025-03-08 19:15:36,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-03-08 19:15:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 4364 transitions. [2025-03-08 19:15:36,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2025-03-08 19:15:36,254 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:36,255 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:36,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 19:15:36,255 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:36,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:36,256 INFO L85 PathProgramCache]: Analyzing trace with hash 311547214, now seen corresponding path program 1 times [2025-03-08 19:15:36,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:36,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396504192] [2025-03-08 19:15:36,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:36,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:36,994 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-08 19:15:37,038 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-08 19:15:37,038 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:37,038 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-03-08 19:15:37,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:37,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396504192] [2025-03-08 19:15:37,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396504192] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:37,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:37,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 19:15:37,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141743043] [2025-03-08 19:15:37,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:37,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 19:15:37,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:37,765 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 19:15:37,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:15:37,765 INFO L87 Difference]: Start difference. First operand 3105 states and 4364 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-08 19:15:38,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:38,976 INFO L93 Difference]: Finished difference Result 6206 states and 8727 transitions. [2025-03-08 19:15:38,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 19:15:38,977 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 136 [2025-03-08 19:15:38,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:38,992 INFO L225 Difference]: With dead ends: 6206 [2025-03-08 19:15:38,993 INFO L226 Difference]: Without dead ends: 3117 [2025-03-08 19:15:39,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:15:39,003 INFO L435 NwaCegarLoop]: 1187 mSDtfsCounter, 0 mSDsluCounter, 3492 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4679 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:39,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4679 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-08 19:15:39,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states. [2025-03-08 19:15:39,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 3117. [2025-03-08 19:15:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3117 states, 2307 states have (on average 1.329432162982228) internal successors, (3067), 2314 states have internal predecessors, (3067), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2025-03-08 19:15:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 3117 states and 4376 transitions. [2025-03-08 19:15:39,123 INFO L78 Accepts]: Start accepts. Automaton has 3117 states and 4376 transitions. Word has length 136 [2025-03-08 19:15:39,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:39,124 INFO L471 AbstractCegarLoop]: Abstraction has 3117 states and 4376 transitions. [2025-03-08 19:15:39,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2025-03-08 19:15:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 4376 transitions. [2025-03-08 19:15:39,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-03-08 19:15:39,132 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:39,133 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:39,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 19:15:39,134 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:39,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:39,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1064469421, now seen corresponding path program 1 times [2025-03-08 19:15:39,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:39,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289089561] [2025-03-08 19:15:39,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:39,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:39,886 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-03-08 19:15:39,932 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-03-08 19:15:39,932 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:39,932 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-03-08 19:15:40,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:40,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289089561] [2025-03-08 19:15:40,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289089561] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:40,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:40,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 19:15:40,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876901571] [2025-03-08 19:15:40,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:40,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 19:15:40,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:40,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 19:15:40,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:15:40,540 INFO L87 Difference]: Start difference. First operand 3117 states and 4376 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-03-08 19:15:41,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:41,660 INFO L93 Difference]: Finished difference Result 6226 states and 8747 transitions. [2025-03-08 19:15:41,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 19:15:41,661 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 147 [2025-03-08 19:15:41,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:41,679 INFO L225 Difference]: With dead ends: 6226 [2025-03-08 19:15:41,679 INFO L226 Difference]: Without dead ends: 3125 [2025-03-08 19:15:41,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:15:41,687 INFO L435 NwaCegarLoop]: 1190 mSDtfsCounter, 2 mSDsluCounter, 3487 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 4677 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:41,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 4677 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-08 19:15:41,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2025-03-08 19:15:41,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 3113. [2025-03-08 19:15:41,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3113 states, 2303 states have (on average 1.3300043421623968) internal successors, (3063), 2314 states have internal predecessors, (3063), 653 states have call successors, (653), 153 states have call predecessors, (653), 156 states have return successors, (656), 651 states have call predecessors, (656), 652 states have call successors, (656) [2025-03-08 19:15:41,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 3113 states and 4372 transitions. [2025-03-08 19:15:41,769 INFO L78 Accepts]: Start accepts. Automaton has 3113 states and 4372 transitions. Word has length 147 [2025-03-08 19:15:41,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:41,770 INFO L471 AbstractCegarLoop]: Abstraction has 3113 states and 4372 transitions. [2025-03-08 19:15:41,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-03-08 19:15:41,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 4372 transitions. [2025-03-08 19:15:41,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-08 19:15:41,775 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:41,776 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:41,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 19:15:41,776 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:41,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:41,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1290537401, now seen corresponding path program 1 times [2025-03-08 19:15:41,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:41,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019577414] [2025-03-08 19:15:41,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:41,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:42,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-08 19:15:42,719 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-08 19:15:42,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:42,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-03-08 19:15:42,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:42,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019577414] [2025-03-08 19:15:42,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019577414] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:42,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:42,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:42,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090116867] [2025-03-08 19:15:42,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:42,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:42,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:42,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:42,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:42,942 INFO L87 Difference]: Start difference. First operand 3113 states and 4372 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 19:15:46,966 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 [] [2025-03-08 19:15:47,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:47,716 INFO L93 Difference]: Finished difference Result 6799 states and 9574 transitions. [2025-03-08 19:15:47,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:47,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 151 [2025-03-08 19:15:47,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:47,734 INFO L225 Difference]: With dead ends: 6799 [2025-03-08 19:15:47,735 INFO L226 Difference]: Without dead ends: 3702 [2025-03-08 19:15:47,744 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:47,745 INFO L435 NwaCegarLoop]: 1925 mSDtfsCounter, 754 mSDsluCounter, 1157 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 3082 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:47,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [754 Valid, 3082 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-08 19:15:47,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3702 states. [2025-03-08 19:15:47,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3702 to 3699. [2025-03-08 19:15:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3699 states, 2745 states have (on average 1.331511839708561) internal successors, (3655), 2758 states have internal predecessors, (3655), 770 states have call successors, (770), 179 states have call predecessors, (770), 183 states have return successors, (774), 768 states have call predecessors, (774), 769 states have call successors, (774) [2025-03-08 19:15:47,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3699 states and 5199 transitions. [2025-03-08 19:15:47,874 INFO L78 Accepts]: Start accepts. Automaton has 3699 states and 5199 transitions. Word has length 151 [2025-03-08 19:15:47,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:47,874 INFO L471 AbstractCegarLoop]: Abstraction has 3699 states and 5199 transitions. [2025-03-08 19:15:47,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 19:15:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3699 states and 5199 transitions. [2025-03-08 19:15:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-08 19:15:47,881 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:47,881 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:47,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-08 19:15:47,882 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:47,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:47,882 INFO L85 PathProgramCache]: Analyzing trace with hash -753955847, now seen corresponding path program 1 times [2025-03-08 19:15:47,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:47,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641763710] [2025-03-08 19:15:47,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:47,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:48,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-08 19:15:48,795 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-08 19:15:48,795 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:48,795 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2025-03-08 19:15:49,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:49,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641763710] [2025-03-08 19:15:49,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641763710] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:49,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:49,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:49,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576544322] [2025-03-08 19:15:49,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:49,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:49,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:49,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:49,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:49,116 INFO L87 Difference]: Start difference. First operand 3699 states and 5199 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 19:15:53,140 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 [] [2025-03-08 19:15:53,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:53,987 INFO L93 Difference]: Finished difference Result 7971 states and 11228 transitions. [2025-03-08 19:15:53,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:53,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 162 [2025-03-08 19:15:53,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:15:54,013 INFO L225 Difference]: With dead ends: 7971 [2025-03-08 19:15:54,013 INFO L226 Difference]: Without dead ends: 4288 [2025-03-08 19:15:54,021 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:54,021 INFO L435 NwaCegarLoop]: 1926 mSDtfsCounter, 752 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 3085 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-03-08 19:15:54,022 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 3085 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-03-08 19:15:54,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4288 states. [2025-03-08 19:15:54,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4288 to 4285. [2025-03-08 19:15:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4285 states, 3187 states have (on average 1.3326011923438972) internal successors, (4247), 3202 states have internal predecessors, (4247), 887 states have call successors, (887), 205 states have call predecessors, (887), 210 states have return successors, (892), 885 states have call predecessors, (892), 886 states have call successors, (892) [2025-03-08 19:15:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6026 transitions. [2025-03-08 19:15:54,155 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6026 transitions. Word has length 162 [2025-03-08 19:15:54,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:15:54,156 INFO L471 AbstractCegarLoop]: Abstraction has 4285 states and 6026 transitions. [2025-03-08 19:15:54,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 19:15:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6026 transitions. [2025-03-08 19:15:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-03-08 19:15:54,163 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:15:54,164 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:15:54,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-08 19:15:54,164 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:15:54,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:15:54,165 INFO L85 PathProgramCache]: Analyzing trace with hash 437059857, now seen corresponding path program 1 times [2025-03-08 19:15:54,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:15:54,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140914868] [2025-03-08 19:15:54,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:15:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:15:54,973 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-03-08 19:15:55,003 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-03-08 19:15:55,003 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:15:55,003 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:15:55,205 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2025-03-08 19:15:55,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:15:55,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140914868] [2025-03-08 19:15:55,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140914868] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:15:55,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:15:55,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:15:55,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073930416] [2025-03-08 19:15:55,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:15:55,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:15:55,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:15:55,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:15:55,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:15:55,206 INFO L87 Difference]: Start difference. First operand 4285 states and 6026 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 19:15:59,229 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 [] [2025-03-08 19:15:59,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:15:59,930 INFO L93 Difference]: Finished difference Result 9143 states and 12882 transitions. [2025-03-08 19:15:59,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:15:59,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 166 [2025-03-08 19:15:59,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:16:00,008 INFO L225 Difference]: With dead ends: 9143 [2025-03-08 19:16:00,008 INFO L226 Difference]: Without dead ends: 4874 [2025-03-08 19:16:00,015 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:16:00,016 INFO L435 NwaCegarLoop]: 1926 mSDtfsCounter, 752 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 3085 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2025-03-08 19:16:00,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 3085 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2025-03-08 19:16:00,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2025-03-08 19:16:00,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 4871. [2025-03-08 19:16:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4871 states, 3629 states have (on average 1.3334251860016533) internal successors, (4839), 3646 states have internal predecessors, (4839), 1004 states have call successors, (1004), 231 states have call predecessors, (1004), 237 states have return successors, (1010), 1002 states have call predecessors, (1010), 1003 states have call successors, (1010) [2025-03-08 19:16:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 4871 states and 6853 transitions. [2025-03-08 19:16:00,227 INFO L78 Accepts]: Start accepts. Automaton has 4871 states and 6853 transitions. Word has length 166 [2025-03-08 19:16:00,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:16:00,231 INFO L471 AbstractCegarLoop]: Abstraction has 4871 states and 6853 transitions. [2025-03-08 19:16:00,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-03-08 19:16:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 4871 states and 6853 transitions. [2025-03-08 19:16:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2025-03-08 19:16:00,241 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:16:00,242 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2025-03-08 19:16:00,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-08 19:16:00,242 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:16:00,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:16:00,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1475579003, now seen corresponding path program 1 times [2025-03-08 19:16:00,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:16:00,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083354111] [2025-03-08 19:16:00,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:16:00,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:16:01,128 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 180 statements into 1 equivalence classes. [2025-03-08 19:16:01,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 180 of 180 statements. [2025-03-08 19:16:01,184 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:16:01,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:16:01,368 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2025-03-08 19:16:01,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:16:01,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083354111] [2025-03-08 19:16:01,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083354111] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:16:01,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:16:01,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:16:01,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677768974] [2025-03-08 19:16:01,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:16:01,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:16:01,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:16:01,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:16:01,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:16:01,369 INFO L87 Difference]: Start difference. First operand 4871 states and 6853 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 19:16:01,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:16:01,697 INFO L93 Difference]: Finished difference Result 4882 states and 6871 transitions. [2025-03-08 19:16:01,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:16:01,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 180 [2025-03-08 19:16:01,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:16:01,715 INFO L225 Difference]: With dead ends: 4882 [2025-03-08 19:16:01,716 INFO L226 Difference]: Without dead ends: 4879 [2025-03-08 19:16:01,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:16:01,718 INFO L435 NwaCegarLoop]: 1189 mSDtfsCounter, 0 mSDsluCounter, 1184 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 19:16:01,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2373 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 19:16:01,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4879 states. [2025-03-08 19:16:01,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4879 to 4879. [2025-03-08 19:16:01,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4879 states, 3637 states have (on average 1.3326917789386856) internal successors, (4847), 3654 states have internal predecessors, (4847), 1004 states have call successors, (1004), 231 states have call predecessors, (1004), 237 states have return successors, (1010), 1002 states have call predecessors, (1010), 1003 states have call successors, (1010) [2025-03-08 19:16:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4879 states and 6861 transitions. [2025-03-08 19:16:01,900 INFO L78 Accepts]: Start accepts. Automaton has 4879 states and 6861 transitions. Word has length 180 [2025-03-08 19:16:01,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:16:01,901 INFO L471 AbstractCegarLoop]: Abstraction has 4879 states and 6861 transitions. [2025-03-08 19:16:01,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 19:16:01,901 INFO L276 IsEmpty]: Start isEmpty. Operand 4879 states and 6861 transitions. [2025-03-08 19:16:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-03-08 19:16:01,908 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:16:01,908 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2025-03-08 19:16:01,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-08 19:16:01,909 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:16:01,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:16:01,909 INFO L85 PathProgramCache]: Analyzing trace with hash -699548219, now seen corresponding path program 1 times [2025-03-08 19:16:01,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:16:01,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966485696] [2025-03-08 19:16:01,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:16:01,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:16:02,629 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 19:16:02,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 19:16:02,670 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:16:02,670 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:16:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2025-03-08 19:16:03,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:16:03,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966485696] [2025-03-08 19:16:03,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966485696] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:16:03,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:16:03,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 19:16:03,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924971482] [2025-03-08 19:16:03,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:16:03,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 19:16:03,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:16:03,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 19:16:03,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 19:16:03,010 INFO L87 Difference]: Start difference. First operand 4879 states and 6861 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 19:16:03,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:16:03,352 INFO L93 Difference]: Finished difference Result 9699 states and 13668 transitions. [2025-03-08 19:16:03,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 19:16:03,352 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 182 [2025-03-08 19:16:03,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:16:03,357 INFO L225 Difference]: With dead ends: 9699 [2025-03-08 19:16:03,357 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 19:16:03,373 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:16:03,374 INFO L435 NwaCegarLoop]: 1178 mSDtfsCounter, 1095 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 2360 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:16:03,374 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 2360 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 19:16:03,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 19:16:03,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 19:16:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 19:16:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 19:16:03,379 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182 [2025-03-08 19:16:03,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:16:03,379 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 19:16:03,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 19:16:03,380 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 19:16:03,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 19:16:03,388 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 19:16:03,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-08 19:16:03,396 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:16:03,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.