./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.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 037f6e8e4bd200c248573cc05d02b8c7bc97a7f8cca3135a2970ec46958bec59 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:02:43,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:02:43,829 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:02:43,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:02:43,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:02:43,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:02:43,871 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:02:43,871 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:02:43,872 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:02:43,872 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:02:43,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:02:43,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:02:43,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:02:43,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:02:43,875 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:02:43,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:02:43,875 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:02:43,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:02:43,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:02:43,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:02:43,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:02:43,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:02:43,879 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:02:43,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:02:43,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:02:43,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:02:43,884 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:02:43,884 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:02:43,884 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:02:43,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:02:43,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:02:43,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:02:43,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:02:43,886 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:02:43,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:02:43,886 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:02:43,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:02:43,887 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:02:43,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:02:43,887 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037f6e8e4bd200c248573cc05d02b8c7bc97a7f8cca3135a2970ec46958bec59 [2024-10-13 08:02:44,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:02:44,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:02:44,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:02:44,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:02:44,140 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:02:44,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i [2024-10-13 08:02:45,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:02:46,048 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:02:46,049 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i [2024-10-13 08:02:46,097 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df0a08f17/06934014f539496cb1609847d7c0e214/FLAG8183a3507 [2024-10-13 08:02:46,159 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df0a08f17/06934014f539496cb1609847d7c0e214 [2024-10-13 08:02:46,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:02:46,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:02:46,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:02:46,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:02:46,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:02:46,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:02:46" (1/1) ... [2024-10-13 08:02:46,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168409af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:46, skipping insertion in model container [2024-10-13 08:02:46,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:02:46" (1/1) ... [2024-10-13 08:02:46,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:02:47,156 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i[190557,190570] [2024-10-13 08:02:47,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:02:47,755 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:02:47,924 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i[190557,190570] [2024-10-13 08:02:48,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:02:48,095 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:02:48,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48 WrapperNode [2024-10-13 08:02:48,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:02:48,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:02:48,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:02:48,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:02:48,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,244 INFO L138 Inliner]: procedures = 175, calls = 735, calls flagged for inlining = 71, calls inlined = 62, statements flattened = 2000 [2024-10-13 08:02:48,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:02:48,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:02:48,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:02:48,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:02:48,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,275 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,629 INFO L175 MemorySlicer]: Split 336 memory accesses to 15 slices as follows [2, 2, 10, 248, 3, 3, 3, 3, 4, 3, 3, 2, 2, 42, 6]. 74 percent of accesses are in the largest equivalence class. The 84 initializations are split as follows [2, 0, 0, 22, 3, 3, 3, 3, 0, 3, 3, 0, 0, 42, 0]. The 107 writes are split as follows [0, 1, 9, 91, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 3]. [2024-10-13 08:02:48,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:02:48,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:02:48,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:02:48,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:02:48,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (1/1) ... [2024-10-13 08:02:48,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:02:48,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:02:48,830 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) [2024-10-13 08:02:48,834 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 [2024-10-13 08:02:48,882 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_scatter [2024-10-13 08:02:48,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_scatter [2024-10-13 08:02:48,883 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-13 08:02:48,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_submit_ctrl_out [2024-10-13 08:02:48,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_submit_ctrl_out [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:02:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:02:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:02:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:02:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:02:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:02:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 08:02:48,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-13 08:02:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-13 08:02:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-13 08:02:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-13 08:02:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-10-13 08:02:48,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-10-13 08:02:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-13 08:02:48,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-13 08:02:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:02:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:02:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:02:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:02:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:02:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:02:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:02:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:02:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-13 08:02:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-13 08:02:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-13 08:02:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-13 08:02:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-13 08:02:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-13 08:02:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-13 08:02:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:02:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-13 08:02:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:02:48,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:02:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:02:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-13 08:02:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-13 08:02:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-13 08:02:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-13 08:02:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-10-13 08:02:48,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-10-13 08:02:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_diag_write32 [2024-10-13 08:02:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_diag_write32 [2024-10-13 08:02:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_destroy [2024-10-13 08:02:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_destroy [2024-10-13 08:02:48,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2024-10-13 08:02:48,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2024-10-13 08:02:48,897 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-13 08:02:48,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-13 08:02:48,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:02:48,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:02:48,897 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_default_pipe [2024-10-13 08:02:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_default_pipe [2024-10-13 08:02:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2024-10-13 08:02:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2024-10-13 08:02:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-13 08:02:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-13 08:02:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_power_off [2024-10-13 08:02:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_power_off [2024-10-13 08:02:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:02:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:02:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-13 08:02:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_bmi_read [2024-10-13 08:02:48,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_bmi_read [2024-10-13 08:02:48,900 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-10-13 08:02:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-10-13 08:02:48,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 08:02:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 08:02:48,900 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_stop [2024-10-13 08:02:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_stop [2024-10-13 08:02:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_free_queue_number [2024-10-13 08:02:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_free_queue_number [2024-10-13 08:02:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_free_urb_to_pipe [2024-10-13 08:02:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_free_urb_to_pipe [2024-10-13 08:02:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_flush_all [2024-10-13 08:02:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_flush_all [2024-10-13 08:02:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-13 08:02:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-13 08:02:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-13 08:02:48,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-13 08:02:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-13 08:02:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-13 08:02:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-13 08:02:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-13 08:02:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-13 08:02:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-13 08:02:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-13 08:02:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:02:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:02:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_warn [2024-10-13 08:02:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_warn [2024-10-13 08:02:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_ctrl_msg_exchange [2024-10-13 08:02:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_ctrl_msg_exchange [2024-10-13 08:02:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:02:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_recv_urb [2024-10-13 08:02:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_recv_urb [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-13 08:02:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_submit_ctrl_in [2024-10-13 08:02:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_submit_ctrl_in [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_power_on [2024-10-13 08:02:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_power_on [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_priv [2024-10-13 08:02:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_priv [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:02:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-10-13 08:02:48,912 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-10-13 08:02:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_err [2024-10-13 08:02:48,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_err [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-13 08:02:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-13 08:02:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-13 08:02:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-13 08:02:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-10-13 08:02:48,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-10-13 08:02:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2024-10-13 08:02:48,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2024-10-13 08:02:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_alloc_urb_from_pipe [2024-10-13 08:02:48,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_alloc_urb_from_pipe [2024-10-13 08:02:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_remove [2024-10-13 08:02:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_remove [2024-10-13 08:02:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-13 08:02:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-13 08:02:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-13 08:02:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-13 08:02:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-10-13 08:02:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-10-13 08:02:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:02:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:02:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_post_recv_transfers [2024-10-13 08:02:48,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_post_recv_transfers [2024-10-13 08:02:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-13 08:02:48,919 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-13 08:02:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-13 08:02:48,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-13 08:02:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_map_service_pipe [2024-10-13 08:02:48,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_map_service_pipe [2024-10-13 08:02:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-13 08:02:48,921 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-13 08:02:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_dbg [2024-10-13 08:02:48,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_dbg [2024-10-13 08:02:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-10-13 08:02:48,922 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-10-13 08:02:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-10-13 08:02:48,922 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-10-13 08:02:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:02:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:02:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:02:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:02:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:02:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:02:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:02:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:02:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:02:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:02:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_send [2024-10-13 08:02:48,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_send [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-10-13 08:02:48,924 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-10-13 08:02:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-13 08:02:48,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-13 08:02:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-13 08:02:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-13 08:02:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-13 08:02:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-13 08:02:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-13 08:02:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-13 08:02:48,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-13 08:02:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:02:48,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:02:49,595 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:02:49,599 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:02:49,702 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:02:51,699 INFO L? ?]: Removed 912 outVars from TransFormulas that were not future-live. [2024-10-13 08:02:51,700 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:02:51,918 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:02:51,918 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-13 08:02:51,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:02:51 BoogieIcfgContainer [2024-10-13 08:02:51,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:02:51,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:02:51,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:02:51,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:02:51,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:02:46" (1/3) ... [2024-10-13 08:02:51,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f819ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:02:51, skipping insertion in model container [2024-10-13 08:02:51,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:02:48" (2/3) ... [2024-10-13 08:02:51,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f819ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:02:51, skipping insertion in model container [2024-10-13 08:02:51,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:02:51" (3/3) ... [2024-10-13 08:02:51,930 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i [2024-10-13 08:02:51,948 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:02:51,949 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:02:52,053 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:02:52,062 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;@188d4875, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:02:52,063 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:02:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 728 states, 487 states have (on average 1.4147843942505134) internal successors, (689), 501 states have internal predecessors, (689), 185 states have call successors, (185), 55 states have call predecessors, (185), 54 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) [2024-10-13 08:02:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-10-13 08:02:52,080 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:02:52,081 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:02:52,081 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:02:52,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:02:52,087 INFO L85 PathProgramCache]: Analyzing trace with hash -2070779322, now seen corresponding path program 1 times [2024-10-13 08:02:52,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:02:52,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295069178] [2024-10-13 08:02:52,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:02:52,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:02:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:02:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:02:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:02:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:02:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:02:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:02:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:02:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:02:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:02:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:52,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:02:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:53,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:02:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:53,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:02:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:53,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:02:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:02:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-10-13 08:02:53,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:02:53,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295069178] [2024-10-13 08:02:53,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295069178] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:02:53,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:02:53,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:02:53,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613916977] [2024-10-13 08:02:53,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:02:53,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:02:53,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:02:53,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:02:53,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:02:53,134 INFO L87 Difference]: Start difference. First operand has 728 states, 487 states have (on average 1.4147843942505134) internal successors, (689), 501 states have internal predecessors, (689), 185 states have call successors, (185), 55 states have call predecessors, (185), 54 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-10-13 08:02:59,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:02:59,408 INFO L93 Difference]: Finished difference Result 2339 states and 3566 transitions. [2024-10-13 08:02:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:02:59,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 87 [2024-10-13 08:02:59,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:02:59,454 INFO L225 Difference]: With dead ends: 2339 [2024-10-13 08:02:59,455 INFO L226 Difference]: Without dead ends: 1601 [2024-10-13 08:02:59,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-13 08:02:59,472 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 2670 mSDsluCounter, 1463 mSDsCounter, 0 mSdLazyCounter, 1807 mSolverCounterSat, 1934 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2771 SdHoareTripleChecker+Valid, 2032 SdHoareTripleChecker+Invalid, 3741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1934 IncrementalHoareTripleChecker+Valid, 1807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:02:59,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2771 Valid, 2032 Invalid, 3741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1934 Valid, 1807 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-10-13 08:02:59,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2024-10-13 08:02:59,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1393. [2024-10-13 08:02:59,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1393 states, 943 states have (on average 1.378579003181336) internal successors, (1300), 959 states have internal predecessors, (1300), 345 states have call successors, (345), 105 states have call predecessors, (345), 104 states have return successors, (344), 344 states have call predecessors, (344), 344 states have call successors, (344) [2024-10-13 08:02:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 1989 transitions. [2024-10-13 08:02:59,697 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 1989 transitions. Word has length 87 [2024-10-13 08:02:59,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:02:59,697 INFO L471 AbstractCegarLoop]: Abstraction has 1393 states and 1989 transitions. [2024-10-13 08:02:59,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-10-13 08:02:59,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1989 transitions. [2024-10-13 08:02:59,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-10-13 08:02:59,710 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:02:59,710 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:02:59,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:02:59,711 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:02:59,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:02:59,712 INFO L85 PathProgramCache]: Analyzing trace with hash -762232550, now seen corresponding path program 1 times [2024-10-13 08:02:59,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:02:59,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613406920] [2024-10-13 08:02:59,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:02:59,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:02:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:03:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:03:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:03:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:03:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:03:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:03:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:03:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:03:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 08:03:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-10-13 08:03:00,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:00,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613406920] [2024-10-13 08:03:00,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613406920] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:00,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:00,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:03:00,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507372886] [2024-10-13 08:03:00,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:00,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:03:00,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:00,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:03:00,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:03:00,244 INFO L87 Difference]: Start difference. First operand 1393 states and 1989 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-10-13 08:03:03,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:04,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:07,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:03:07,993 INFO L93 Difference]: Finished difference Result 2968 states and 4306 transitions. [2024-10-13 08:03:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:03:07,994 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 98 [2024-10-13 08:03:07,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:03:08,007 INFO L225 Difference]: With dead ends: 2968 [2024-10-13 08:03:08,007 INFO L226 Difference]: Without dead ends: 1608 [2024-10-13 08:03:08,013 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:03:08,015 INFO L432 NwaCegarLoop]: 560 mSDtfsCounter, 1789 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 1806 mSolverCounterSat, 1081 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 2016 SdHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1081 IncrementalHoareTripleChecker+Valid, 1806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:03:08,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1920 Valid, 2016 Invalid, 2887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1081 Valid, 1806 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-10-13 08:03:08,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2024-10-13 08:03:08,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1395. [2024-10-13 08:03:08,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1395 states, 945 states have (on average 1.3767195767195768) internal successors, (1301), 961 states have internal predecessors, (1301), 345 states have call successors, (345), 105 states have call predecessors, (345), 104 states have return successors, (344), 344 states have call predecessors, (344), 344 states have call successors, (344) [2024-10-13 08:03:08,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1990 transitions. [2024-10-13 08:03:08,131 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1990 transitions. Word has length 98 [2024-10-13 08:03:08,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:03:08,132 INFO L471 AbstractCegarLoop]: Abstraction has 1395 states and 1990 transitions. [2024-10-13 08:03:08,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-10-13 08:03:08,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1990 transitions. [2024-10-13 08:03:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-13 08:03:08,137 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:03:08,138 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:03:08,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:03:08,138 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:03:08,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:03:08,139 INFO L85 PathProgramCache]: Analyzing trace with hash -282338420, now seen corresponding path program 1 times [2024-10-13 08:03:08,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:03:08,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930964753] [2024-10-13 08:03:08,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:03:08,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:03:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:03:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:03:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:03:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:03:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:03:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:03:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:03:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:03:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 08:03:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:03:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-10-13 08:03:08,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:08,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930964753] [2024-10-13 08:03:08,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930964753] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:08,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:08,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:03:08,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25073261] [2024-10-13 08:03:08,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:08,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:03:08,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:08,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:03:08,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:03:08,685 INFO L87 Difference]: Start difference. First operand 1395 states and 1990 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 3 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-10-13 08:03:12,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:16,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:22,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:03:22,376 INFO L93 Difference]: Finished difference Result 4528 states and 6635 transitions. [2024-10-13 08:03:22,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 08:03:22,376 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 3 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2024-10-13 08:03:22,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:03:22,398 INFO L225 Difference]: With dead ends: 4528 [2024-10-13 08:03:22,398 INFO L226 Difference]: Without dead ends: 3164 [2024-10-13 08:03:22,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:03:22,406 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 2652 mSDsluCounter, 1905 mSDsCounter, 0 mSdLazyCounter, 2487 mSolverCounterSat, 1871 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2771 SdHoareTripleChecker+Valid, 2473 SdHoareTripleChecker+Invalid, 4358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1871 IncrementalHoareTripleChecker+Valid, 2487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-10-13 08:03:22,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2771 Valid, 2473 Invalid, 4358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1871 Valid, 2487 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2024-10-13 08:03:22,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3164 states. [2024-10-13 08:03:22,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3164 to 2764. [2024-10-13 08:03:22,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2764 states, 1873 states have (on average 1.3769353977576082) internal successors, (2579), 1907 states have internal predecessors, (2579), 680 states have call successors, (680), 207 states have call predecessors, (680), 210 states have return successors, (713), 679 states have call predecessors, (713), 679 states have call successors, (713) [2024-10-13 08:03:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2764 states and 3972 transitions. [2024-10-13 08:03:22,627 INFO L78 Accepts]: Start accepts. Automaton has 2764 states and 3972 transitions. Word has length 102 [2024-10-13 08:03:22,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:03:22,628 INFO L471 AbstractCegarLoop]: Abstraction has 2764 states and 3972 transitions. [2024-10-13 08:03:22,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 3 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-10-13 08:03:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3972 transitions. [2024-10-13 08:03:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-10-13 08:03:22,640 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:03:22,640 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2024-10-13 08:03:22,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:03:22,641 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:03:22,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:03:22,641 INFO L85 PathProgramCache]: Analyzing trace with hash -374646532, now seen corresponding path program 1 times [2024-10-13 08:03:22,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:03:22,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141783323] [2024-10-13 08:03:22,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:03:22,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:03:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:03:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:03:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:03:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:03:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:03:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:22,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:03:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:03:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:03:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 08:03:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 08:03:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:03:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:03:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:03:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:03:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 08:03:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:03:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:03:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:03:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-13 08:03:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2024-10-13 08:03:23,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:23,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141783323] [2024-10-13 08:03:23,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141783323] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:23,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:23,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-13 08:03:23,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884951859] [2024-10-13 08:03:23,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:23,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 08:03:23,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:23,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 08:03:23,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-13 08:03:23,455 INFO L87 Difference]: Start difference. First operand 2764 states and 3972 transitions. Second operand has 10 states, 10 states have (on average 8.8) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 08:03:26,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:33,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:03:33,869 INFO L93 Difference]: Finished difference Result 8336 states and 12172 transitions. [2024-10-13 08:03:33,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 08:03:33,870 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 210 [2024-10-13 08:03:33,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:03:33,905 INFO L225 Difference]: With dead ends: 8336 [2024-10-13 08:03:33,905 INFO L226 Difference]: Without dead ends: 5605 [2024-10-13 08:03:33,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2024-10-13 08:03:33,918 INFO L432 NwaCegarLoop]: 580 mSDtfsCounter, 3078 mSDsluCounter, 2449 mSDsCounter, 0 mSdLazyCounter, 2916 mSolverCounterSat, 2283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 3029 SdHoareTripleChecker+Invalid, 5199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2283 IncrementalHoareTripleChecker+Valid, 2916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:03:33,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3151 Valid, 3029 Invalid, 5199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2283 Valid, 2916 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2024-10-13 08:03:33,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5605 states. [2024-10-13 08:03:34,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5605 to 4646. [2024-10-13 08:03:34,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4646 states, 3119 states have (on average 1.3747996152613018) internal successors, (4288), 3187 states have internal predecessors, (4288), 1128 states have call successors, (1128), 375 states have call predecessors, (1128), 398 states have return successors, (1207), 1139 states have call predecessors, (1207), 1127 states have call successors, (1207) [2024-10-13 08:03:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 4646 states and 6623 transitions. [2024-10-13 08:03:34,296 INFO L78 Accepts]: Start accepts. Automaton has 4646 states and 6623 transitions. Word has length 210 [2024-10-13 08:03:34,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:03:34,297 INFO L471 AbstractCegarLoop]: Abstraction has 4646 states and 6623 transitions. [2024-10-13 08:03:34,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 08:03:34,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4646 states and 6623 transitions. [2024-10-13 08:03:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-10-13 08:03:34,311 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:03:34,311 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 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, 1, 1, 1, 1, 1] [2024-10-13 08:03:34,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:03:34,312 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:03:34,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:03:34,312 INFO L85 PathProgramCache]: Analyzing trace with hash 534155276, now seen corresponding path program 1 times [2024-10-13 08:03:34,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:03:34,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79327062] [2024-10-13 08:03:34,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:03:34,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:03:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:03:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:03:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:03:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:03:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:03:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:03:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:03:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:03:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:03:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:03:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:03:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:03:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:03:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-13 08:03:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 08:03:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:34,989 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-10-13 08:03:34,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:34,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79327062] [2024-10-13 08:03:34,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79327062] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:34,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:34,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-13 08:03:34,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965534263] [2024-10-13 08:03:34,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:34,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-13 08:03:34,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:34,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-13 08:03:34,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:03:34,991 INFO L87 Difference]: Start difference. First operand 4646 states and 6623 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (32), 9 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 08:03:38,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:44,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:03:44,602 INFO L93 Difference]: Finished difference Result 12174 states and 17727 transitions. [2024-10-13 08:03:44,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-13 08:03:44,602 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (32), 9 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 201 [2024-10-13 08:03:44,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:03:44,644 INFO L225 Difference]: With dead ends: 12174 [2024-10-13 08:03:44,645 INFO L226 Difference]: Without dead ends: 7561 [2024-10-13 08:03:44,658 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=180, Invalid=420, Unknown=0, NotChecked=0, Total=600 [2024-10-13 08:03:44,659 INFO L432 NwaCegarLoop]: 571 mSDtfsCounter, 2620 mSDsluCounter, 2494 mSDsCounter, 0 mSdLazyCounter, 3629 mSolverCounterSat, 2033 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2712 SdHoareTripleChecker+Valid, 3065 SdHoareTripleChecker+Invalid, 5662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2033 IncrementalHoareTripleChecker+Valid, 3629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-10-13 08:03:44,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2712 Valid, 3065 Invalid, 5662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2033 Valid, 3629 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2024-10-13 08:03:44,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7561 states. [2024-10-13 08:03:45,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7561 to 6344. [2024-10-13 08:03:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6344 states, 4274 states have (on average 1.365231633130557) internal successors, (5835), 4380 states have internal predecessors, (5835), 1519 states have call successors, (1519), 517 states have call predecessors, (1519), 550 states have return successors, (1626), 1534 states have call predecessors, (1626), 1518 states have call successors, (1626) [2024-10-13 08:03:45,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6344 states to 6344 states and 8980 transitions. [2024-10-13 08:03:45,269 INFO L78 Accepts]: Start accepts. Automaton has 6344 states and 8980 transitions. Word has length 201 [2024-10-13 08:03:45,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:03:45,271 INFO L471 AbstractCegarLoop]: Abstraction has 6344 states and 8980 transitions. [2024-10-13 08:03:45,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (32), 9 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 08:03:45,271 INFO L276 IsEmpty]: Start isEmpty. Operand 6344 states and 8980 transitions. [2024-10-13 08:03:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-10-13 08:03:45,286 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:03:45,286 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2024-10-13 08:03:45,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:03:45,287 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:03:45,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:03:45,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1043711813, now seen corresponding path program 1 times [2024-10-13 08:03:45,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:03:45,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763119442] [2024-10-13 08:03:45,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:03:45,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:03:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:03:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:03:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:03:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:03:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:03:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:03:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:03:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:03:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 08:03:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:03:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 08:03:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:03:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:03:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 08:03:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:03:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:03:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:45,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:46,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:46,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:03:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:46,021 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2024-10-13 08:03:46,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:46,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763119442] [2024-10-13 08:03:46,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763119442] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:46,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:46,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-13 08:03:46,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900371752] [2024-10-13 08:03:46,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:46,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 08:03:46,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:46,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 08:03:46,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-13 08:03:46,026 INFO L87 Difference]: Start difference. First operand 6344 states and 8980 transitions. Second operand has 10 states, 10 states have (on average 9.4) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-10-13 08:03:49,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:57,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:03:57,953 INFO L93 Difference]: Finished difference Result 16924 states and 24382 transitions. [2024-10-13 08:03:57,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 08:03:57,954 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.4) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 219 [2024-10-13 08:03:57,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:03:58,018 INFO L225 Difference]: With dead ends: 16924 [2024-10-13 08:03:58,018 INFO L226 Difference]: Without dead ends: 10623 [2024-10-13 08:03:58,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2024-10-13 08:03:58,045 INFO L432 NwaCegarLoop]: 571 mSDtfsCounter, 3105 mSDsluCounter, 2614 mSDsCounter, 0 mSdLazyCounter, 3340 mSolverCounterSat, 2057 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3202 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 5397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2057 IncrementalHoareTripleChecker+Valid, 3340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2024-10-13 08:03:58,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3202 Valid, 3185 Invalid, 5397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2057 Valid, 3340 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2024-10-13 08:03:58,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10623 states. [2024-10-13 08:03:58,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10623 to 8756. [2024-10-13 08:03:58,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8756 states, 5904 states have (on average 1.3609417344173442) internal successors, (8035), 6044 states have internal predecessors, (8035), 2047 states have call successors, (2047), 759 states have call predecessors, (2047), 804 states have return successors, (2190), 2068 states have call predecessors, (2190), 2046 states have call successors, (2190) [2024-10-13 08:03:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8756 states to 8756 states and 12272 transitions. [2024-10-13 08:03:58,878 INFO L78 Accepts]: Start accepts. Automaton has 8756 states and 12272 transitions. Word has length 219 [2024-10-13 08:03:58,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:03:58,879 INFO L471 AbstractCegarLoop]: Abstraction has 8756 states and 12272 transitions. [2024-10-13 08:03:58,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.4) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-10-13 08:03:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 8756 states and 12272 transitions. [2024-10-13 08:03:58,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-10-13 08:03:58,895 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:03:58,895 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 1] [2024-10-13 08:03:58,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 08:03:58,895 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:03:58,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:03:58,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1107762638, now seen corresponding path program 1 times [2024-10-13 08:03:58,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:03:58,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770450684] [2024-10-13 08:03:58,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:03:58,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:03:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:03:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:03:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:03:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:03:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:03:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:03:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:03:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:03:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 08:03:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:03:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-13 08:03:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:03:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:03:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:03:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:03:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:03:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-13 08:03:59,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:59,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770450684] [2024-10-13 08:03:59,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770450684] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:59,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:59,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-13 08:03:59,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126137243] [2024-10-13 08:03:59,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:59,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 08:03:59,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:59,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 08:03:59,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-13 08:03:59,574 INFO L87 Difference]: Start difference. First operand 8756 states and 12272 transitions. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (32), 9 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-10-13 08:04:01,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []