./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 61a67961 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-wip.fs.cvc5-61a6796-m [2024-10-14 15:22:50,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:22:50,999 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:22:51,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:22:51,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:22:51,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:22:51,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:22:51,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:22:51,031 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:22:51,032 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:22:51,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:22:51,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:22:51,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:22:51,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:22:51,033 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:22:51,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:22:51,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:22:51,034 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:22:51,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:22:51,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:22:51,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:22:51,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:22:51,039 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:22:51,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:22:51,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:22:51,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:22:51,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:22:51,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:22:51,040 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:22:51,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:22:51,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:22:51,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:22:51,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:22:51,041 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:22:51,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:22:51,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:22:51,041 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:22:51,041 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:22:51,042 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:22:51,042 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037f6e8e4bd200c248573cc05d02b8c7bc97a7f8cca3135a2970ec46958bec59 [2024-10-14 15:22:51,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:22:51,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:22:51,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:22:51,254 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:22:51,258 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:22:51,259 INFO L431 ainManager$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 [2024-10-14 15:22:52,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:22:53,182 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:22:53,183 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 [2024-10-14 15:22:53,248 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/557399b21/7a40f0b40d714d4b97f4da466a014e3f/FLAG3bff24566 [2024-10-14 15:22:53,264 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/557399b21/7a40f0b40d714d4b97f4da466a014e3f [2024-10-14 15:22:53,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:22:53,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:22:53,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:22:53,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:22:53,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:22:53,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:22:53" (1/1) ... [2024-10-14 15:22:53,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6947c8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:53, skipping insertion in model container [2024-10-14 15:22:53,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:22:53" (1/1) ... [2024-10-14 15:22:53,504 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:22:54,550 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] [2024-10-14 15:22:55,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:22:55,385 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:22:55,472 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] [2024-10-14 15:22:55,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:22:55,562 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:22:55,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55 WrapperNode [2024-10-14 15:22:55,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:22:55,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:22:55,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:22:55,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:22:55,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,707 INFO L138 Inliner]: procedures = 175, calls = 735, calls flagged for inlining = 71, calls inlined = 62, statements flattened = 2000 [2024-10-14 15:22:55,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:22:55,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:22:55,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:22:55,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:22:55,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,729 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,936 INFO L175 MemorySlicer]: Split 336 memory accesses to 15 slices as follows [2, 6, 2, 4, 2, 10, 248, 3, 3, 3, 3, 3, 2, 3, 42]. 74 percent of accesses are in the largest equivalence class. The 84 initializations are split as follows [2, 0, 0, 0, 0, 0, 22, 3, 3, 3, 3, 3, 0, 3, 42]. The 107 writes are split as follows [0, 3, 1, 1, 1, 9, 91, 0, 0, 0, 0, 0, 1, 0, 0]. [2024-10-14 15:22:55,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:55,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:56,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:56,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:22:56,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:22:56,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:22:56,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:22:56,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (1/1) ... [2024-10-14 15:22:56,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:22:56,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:22:56,055 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) [2024-10-14 15:22:56,057 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 [2024-10-14 15:22:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_scatter [2024-10-14 15:22:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_scatter [2024-10-14 15:22:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-14 15:22:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_submit_ctrl_out [2024-10-14 15:22:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_submit_ctrl_out [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-14 15:22:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-14 15:22:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-10-14 15:22:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-14 15:22:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-14 15:22:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-14 15:22:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-14 15:22:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:22:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:22:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-10-14 15:22:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_diag_write32 [2024-10-14 15:22:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_diag_write32 [2024-10-14 15:22:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_destroy [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_destroy [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_default_pipe [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_default_pipe [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_power_off [2024-10-14 15:22:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_power_off [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:22:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_bmi_read [2024-10-14 15:22:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_bmi_read [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-10-14 15:22:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-10-14 15:22:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:22:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:22:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_stop [2024-10-14 15:22:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_stop [2024-10-14 15:22:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_free_queue_number [2024-10-14 15:22:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_free_queue_number [2024-10-14 15:22:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_free_urb_to_pipe [2024-10-14 15:22:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_free_urb_to_pipe [2024-10-14 15:22:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_flush_all [2024-10-14 15:22:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_flush_all [2024-10-14 15:22:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-14 15:22:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-14 15:22:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-14 15:22:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-14 15:22:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-14 15:22:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-14 15:22:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-14 15:22:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-14 15:22:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 15:22:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_warn [2024-10-14 15:22:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_warn [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_ctrl_msg_exchange [2024-10-14 15:22:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_ctrl_msg_exchange [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_recv_urb [2024-10-14 15:22:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_recv_urb [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-14 15:22:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_submit_ctrl_in [2024-10-14 15:22:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_submit_ctrl_in [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:22:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_power_on [2024-10-14 15:22:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_power_on [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_priv [2024-10-14 15:22:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_priv [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:22:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-10-14 15:22:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-10-14 15:22:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_err [2024-10-14 15:22:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_err [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:22:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:22:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:22:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:22:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:22:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-10-14 15:22:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-10-14 15:22:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2024-10-14 15:22:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2024-10-14 15:22:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_alloc_urb_from_pipe [2024-10-14 15:22:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_alloc_urb_from_pipe [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_remove [2024-10-14 15:22:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_remove [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-14 15:22:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-14 15:22:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-10-14 15:22:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:22:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_post_recv_transfers [2024-10-14 15:22:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_post_recv_transfers [2024-10-14 15:22:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-14 15:22:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-14 15:22:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-14 15:22:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-14 15:22:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_map_service_pipe [2024-10-14 15:22:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_map_service_pipe [2024-10-14 15:22:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-14 15:22:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-14 15:22:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_dbg [2024-10-14 15:22:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_dbg [2024-10-14 15:22:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-10-14 15:22:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-10-14 15:22:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-10-14 15:22:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:22:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:22:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:22:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:22:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:22:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_send [2024-10-14 15:22:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_send [2024-10-14 15:22:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-10-14 15:22:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-10-14 15:22:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-14 15:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-14 15:22:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-14 15:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-14 15:22:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:22:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:22:56,571 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:22:56,573 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:22:56,635 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:22:59,361 INFO L? ?]: Removed 912 outVars from TransFormulas that were not future-live. [2024-10-14 15:22:59,362 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:22:59,506 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:22:59,506 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-14 15:22:59,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:22:59 BoogieIcfgContainer [2024-10-14 15:22:59,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:22:59,509 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:22:59,509 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:22:59,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:22:59,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:22:53" (1/3) ... [2024-10-14 15:22:59,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6913f216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:22:59, skipping insertion in model container [2024-10-14 15:22:59,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:22:55" (2/3) ... [2024-10-14 15:22:59,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6913f216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:22:59, skipping insertion in model container [2024-10-14 15:22:59,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:22:59" (3/3) ... [2024-10-14 15:22:59,517 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 [2024-10-14 15:22:59,547 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:22:59,547 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 15:22:59,672 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:22:59,685 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;@23f198c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:22:59,685 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 15:22:59,698 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) [2024-10-14 15:22:59,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-10-14 15:22:59,716 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:22:59,717 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] [2024-10-14 15:22:59,717 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:22:59,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:22:59,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1441931495, now seen corresponding path program 1 times [2024-10-14 15:22:59,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:22:59,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424692090] [2024-10-14 15:22:59,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:22:59,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:00,685 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-10-14 15:23:00,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:00,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424692090] [2024-10-14 15:23:00,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424692090] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:00,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:00,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:23:00,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068327592] [2024-10-14 15:23:00,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:00,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:23:00,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:00,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:23:00,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:23:00,717 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) [2024-10-14 15:23:06,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:23:06,584 INFO L93 Difference]: Finished difference Result 2339 states and 3566 transitions. [2024-10-14 15:23:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 15:23:06,586 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 [2024-10-14 15:23:06,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:23:06,609 INFO L225 Difference]: With dead ends: 2339 [2024-10-14 15:23:06,610 INFO L226 Difference]: Without dead ends: 1601 [2024-10-14 15:23:06,619 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-14 15:23:06,621 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 2670 mSDsluCounter, 1463 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 1940 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2772 SdHoareTripleChecker+Valid, 2031 SdHoareTripleChecker+Invalid, 3743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1940 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-10-14 15:23:06,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2772 Valid, 2031 Invalid, 3743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1940 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-10-14 15:23:06,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2024-10-14 15:23:06,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1393. [2024-10-14 15:23:06,763 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) [2024-10-14 15:23:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 1989 transitions. [2024-10-14 15:23:06,774 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 1989 transitions. Word has length 87 [2024-10-14 15:23:06,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:23:06,776 INFO L471 AbstractCegarLoop]: Abstraction has 1393 states and 1989 transitions. [2024-10-14 15:23:06,776 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) [2024-10-14 15:23:06,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1989 transitions. [2024-10-14 15:23:06,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-10-14 15:23:06,784 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:06,784 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] [2024-10-14 15:23:06,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:23:06,785 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:06,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:06,786 INFO L85 PathProgramCache]: Analyzing trace with hash -501429287, now seen corresponding path program 1 times [2024-10-14 15:23:06,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:06,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150455527] [2024-10-14 15:23:06,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:06,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:23:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:07,238 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-10-14 15:23:07,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:07,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150455527] [2024-10-14 15:23:07,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150455527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:07,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:07,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 15:23:07,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800999435] [2024-10-14 15:23:07,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:07,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 15:23:07,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:07,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 15:23:07,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 15:23:07,242 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) [2024-10-14 15:23:11,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:23:11,767 INFO L93 Difference]: Finished difference Result 2968 states and 4306 transitions. [2024-10-14 15:23:11,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 15:23:11,767 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 [2024-10-14 15:23:11,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:23:11,779 INFO L225 Difference]: With dead ends: 2968 [2024-10-14 15:23:11,779 INFO L226 Difference]: Without dead ends: 1608 [2024-10-14 15:23:11,783 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 [2024-10-14 15:23:11,786 INFO L432 NwaCegarLoop]: 563 mSDtfsCounter, 1789 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 1078 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1917 SdHoareTripleChecker+Valid, 2019 SdHoareTripleChecker+Invalid, 2896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1078 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-14 15:23:11,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1917 Valid, 2019 Invalid, 2896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1078 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-10-14 15:23:11,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2024-10-14 15:23:11,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1395. [2024-10-14 15:23:11,898 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) [2024-10-14 15:23:11,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1990 transitions. [2024-10-14 15:23:11,904 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1990 transitions. Word has length 98 [2024-10-14 15:23:11,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:23:11,905 INFO L471 AbstractCegarLoop]: Abstraction has 1395 states and 1990 transitions. [2024-10-14 15:23:11,905 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) [2024-10-14 15:23:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1990 transitions. [2024-10-14 15:23:11,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-14 15:23:11,908 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:11,909 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] [2024-10-14 15:23:11,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:23:11,909 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:11,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:11,909 INFO L85 PathProgramCache]: Analyzing trace with hash -463081781, now seen corresponding path program 1 times [2024-10-14 15:23:11,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:11,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758806481] [2024-10-14 15:23:11,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:11,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:23:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:23:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:12,356 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-10-14 15:23:12,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:12,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758806481] [2024-10-14 15:23:12,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758806481] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:12,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:12,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 15:23:12,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566993585] [2024-10-14 15:23:12,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:12,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 15:23:12,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:12,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 15:23:12,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 15:23:12,359 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) [2024-10-14 15:23:14,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:23:20,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:23:20,156 INFO L93 Difference]: Finished difference Result 4528 states and 6635 transitions. [2024-10-14 15:23:20,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:23:20,157 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 [2024-10-14 15:23:20,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:23:20,171 INFO L225 Difference]: With dead ends: 4528 [2024-10-14 15:23:20,171 INFO L226 Difference]: Without dead ends: 3164 [2024-10-14 15:23:20,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-10-14 15:23:20,176 INFO L432 NwaCegarLoop]: 570 mSDtfsCounter, 2654 mSDsluCounter, 1905 mSDsCounter, 0 mSdLazyCounter, 2496 mSolverCounterSat, 1873 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2771 SdHoareTripleChecker+Valid, 2475 SdHoareTripleChecker+Invalid, 4369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1873 IncrementalHoareTripleChecker+Valid, 2496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:23:20,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2771 Valid, 2475 Invalid, 4369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1873 Valid, 2496 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-10-14 15:23:20,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3164 states. [2024-10-14 15:23:20,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3164 to 2764. [2024-10-14 15:23:20,282 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) [2024-10-14 15:23:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2764 states and 3972 transitions. [2024-10-14 15:23:20,295 INFO L78 Accepts]: Start accepts. Automaton has 2764 states and 3972 transitions. Word has length 102 [2024-10-14 15:23:20,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:23:20,296 INFO L471 AbstractCegarLoop]: Abstraction has 2764 states and 3972 transitions. [2024-10-14 15:23:20,296 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) [2024-10-14 15:23:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3972 transitions. [2024-10-14 15:23:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-10-14 15:23:20,305 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:20,305 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, 1] [2024-10-14 15:23:20,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 15:23:20,306 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:20,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:20,306 INFO L85 PathProgramCache]: Analyzing trace with hash 692867959, now seen corresponding path program 1 times [2024-10-14 15:23:20,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:20,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852259236] [2024-10-14 15:23:20,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:20,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 15:23:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 15:23:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:23:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 15:23:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:23:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 15:23:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:23:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 15:23:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 15:23:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2024-10-14 15:23:20,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:20,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852259236] [2024-10-14 15:23:20,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852259236] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:20,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:20,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 15:23:20,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926988958] [2024-10-14 15:23:20,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:20,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 15:23:20,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:20,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 15:23:20,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:23:20,904 INFO L87 Difference]: Start difference. First operand 2764 states and 3972 transitions. Second operand has 10 states, 10 states have (on average 8.9) internal successors, (89), 3 states have internal predecessors, (89), 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) [2024-10-14 15:23:28,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:23:28,060 INFO L93 Difference]: Finished difference Result 8336 states and 12172 transitions. [2024-10-14 15:23:28,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-14 15:23:28,061 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.9) internal successors, (89), 3 states have internal predecessors, (89), 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 211 [2024-10-14 15:23:28,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:23:28,086 INFO L225 Difference]: With dead ends: 8336 [2024-10-14 15:23:28,086 INFO L226 Difference]: Without dead ends: 5605 [2024-10-14 15:23:28,096 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 [2024-10-14 15:23:28,096 INFO L432 NwaCegarLoop]: 579 mSDtfsCounter, 3951 mSDsluCounter, 2130 mSDsCounter, 0 mSdLazyCounter, 2509 mSolverCounterSat, 3126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4027 SdHoareTripleChecker+Valid, 2709 SdHoareTripleChecker+Invalid, 5635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3126 IncrementalHoareTripleChecker+Valid, 2509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:23:28,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4027 Valid, 2709 Invalid, 5635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3126 Valid, 2509 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-10-14 15:23:28,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5605 states. [2024-10-14 15:23:28,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5605 to 4646. [2024-10-14 15:23:28,409 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) [2024-10-14 15:23:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 4646 states and 6623 transitions. [2024-10-14 15:23:28,427 INFO L78 Accepts]: Start accepts. Automaton has 4646 states and 6623 transitions. Word has length 211 [2024-10-14 15:23:28,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:23:28,427 INFO L471 AbstractCegarLoop]: Abstraction has 4646 states and 6623 transitions. [2024-10-14 15:23:28,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.9) internal successors, (89), 3 states have internal predecessors, (89), 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) [2024-10-14 15:23:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 4646 states and 6623 transitions. [2024-10-14 15:23:28,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-10-14 15:23:28,438 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:28,439 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] [2024-10-14 15:23:28,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 15:23:28,439 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:28,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:28,439 INFO L85 PathProgramCache]: Analyzing trace with hash 287772448, now seen corresponding path program 1 times [2024-10-14 15:23:28,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:28,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87559654] [2024-10-14 15:23:28,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:28,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 15:23:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:23:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 15:23:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:23:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-14 15:23:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 15:23:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-10-14 15:23:28,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:28,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87559654] [2024-10-14 15:23:28,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87559654] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:28,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:28,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 15:23:28,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097123636] [2024-10-14 15:23:28,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:28,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 15:23:28,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:28,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 15:23:28,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:23:28,955 INFO L87 Difference]: Start difference. First operand 4646 states and 6623 transitions. Second operand has 10 states, 10 states have (on average 9.6) internal successors, (96), 3 states have internal predecessors, (96), 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) [2024-10-14 15:23:30,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:23:31,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:23:33,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:23:39,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:23:39,507 INFO L93 Difference]: Finished difference Result 12162 states and 17613 transitions. [2024-10-14 15:23:39,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-14 15:23:39,507 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.6) internal successors, (96), 3 states have internal predecessors, (96), 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 198 [2024-10-14 15:23:39,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:23:39,543 INFO L225 Difference]: With dead ends: 12162 [2024-10-14 15:23:39,543 INFO L226 Difference]: Without dead ends: 7549 [2024-10-14 15:23:39,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2024-10-14 15:23:39,557 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 2847 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 2986 mSolverCounterSat, 2347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2936 SdHoareTripleChecker+Valid, 2924 SdHoareTripleChecker+Invalid, 5333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2347 IncrementalHoareTripleChecker+Valid, 2986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2024-10-14 15:23:39,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2936 Valid, 2924 Invalid, 5333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2347 Valid, 2986 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2024-10-14 15:23:39,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7549 states. [2024-10-14 15:23:40,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7549 to 6332. [2024-10-14 15:23:40,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6332 states, 4262 states have (on average 1.3662599718442046) internal successors, (5823), 4368 states have internal predecessors, (5823), 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) [2024-10-14 15:23:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 6332 states and 8968 transitions. [2024-10-14 15:23:40,046 INFO L78 Accepts]: Start accepts. Automaton has 6332 states and 8968 transitions. Word has length 198 [2024-10-14 15:23:40,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:23:40,047 INFO L471 AbstractCegarLoop]: Abstraction has 6332 states and 8968 transitions. [2024-10-14 15:23:40,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.6) internal successors, (96), 3 states have internal predecessors, (96), 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) [2024-10-14 15:23:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 6332 states and 8968 transitions. [2024-10-14 15:23:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-10-14 15:23:40,058 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:40,058 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, 1, 1, 1] [2024-10-14 15:23:40,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 15:23:40,059 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:40,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:40,059 INFO L85 PathProgramCache]: Analyzing trace with hash 952620481, now seen corresponding path program 1 times [2024-10-14 15:23:40,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:40,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748682461] [2024-10-14 15:23:40,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:40,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:23:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:23:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:23:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 15:23:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:23:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 15:23:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:23:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 15:23:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-14 15:23:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:23:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:40,603 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2024-10-14 15:23:40,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:40,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748682461] [2024-10-14 15:23:40,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748682461] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:40,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:40,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 15:23:40,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527090246] [2024-10-14 15:23:40,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:40,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 15:23:40,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:40,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 15:23:40,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:23:40,605 INFO L87 Difference]: Start difference. First operand 6332 states and 8968 transitions. Second operand has 10 states, 10 states have (on average 9.7) internal successors, (97), 3 states have internal predecessors, (97), 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) [2024-10-14 15:23:48,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:23:48,685 INFO L93 Difference]: Finished difference Result 16896 states and 24354 transitions. [2024-10-14 15:23:48,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-14 15:23:48,686 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 3 states have internal predecessors, (97), 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 222 [2024-10-14 15:23:48,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:23:48,807 INFO L225 Difference]: With dead ends: 16896 [2024-10-14 15:23:48,811 INFO L226 Difference]: Without dead ends: 10607 [2024-10-14 15:23:48,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2024-10-14 15:23:48,847 INFO L432 NwaCegarLoop]: 576 mSDtfsCounter, 4050 mSDsluCounter, 1977 mSDsCounter, 0 mSdLazyCounter, 2594 mSolverCounterSat, 2926 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4143 SdHoareTripleChecker+Valid, 2553 SdHoareTripleChecker+Invalid, 5520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2926 IncrementalHoareTripleChecker+Valid, 2594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-10-14 15:23:48,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4143 Valid, 2553 Invalid, 5520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2926 Valid, 2594 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-10-14 15:23:48,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10607 states. [2024-10-14 15:23:49,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10607 to 8740. [2024-10-14 15:23:49,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8740 states, 5888 states have (on average 1.3619225543478262) internal successors, (8019), 6028 states have internal predecessors, (8019), 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) [2024-10-14 15:23:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8740 states to 8740 states and 12256 transitions. [2024-10-14 15:23:49,740 INFO L78 Accepts]: Start accepts. Automaton has 8740 states and 12256 transitions. Word has length 222 [2024-10-14 15:23:49,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:23:49,741 INFO L471 AbstractCegarLoop]: Abstraction has 8740 states and 12256 transitions. [2024-10-14 15:23:49,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 3 states have internal predecessors, (97), 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) [2024-10-14 15:23:49,741 INFO L276 IsEmpty]: Start isEmpty. Operand 8740 states and 12256 transitions. [2024-10-14 15:23:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-10-14 15:23:49,752 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:49,753 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] [2024-10-14 15:23:49,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 15:23:49,753 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:49,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:49,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1867705743, now seen corresponding path program 1 times [2024-10-14 15:23:49,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:49,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298304225] [2024-10-14 15:23:49,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:49,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:23:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:23:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:23:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:49,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:23:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:23:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:23:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:23:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 15:23:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:23:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 15:23:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:23:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-14 15:23:50,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:50,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298304225] [2024-10-14 15:23:50,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298304225] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:50,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:50,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 15:23:50,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848823258] [2024-10-14 15:23:50,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:50,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 15:23:50,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:50,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 15:23:50,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:23:50,242 INFO L87 Difference]: Start difference. First operand 8740 states and 12256 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) [2024-10-14 15:23:54,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:23:57,484 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 [] [2024-10-14 15:24:05,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:24:05,611 INFO L93 Difference]: Finished difference Result 26402 states and 37732 transitions. [2024-10-14 15:24:05,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-14 15:24:05,611 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 206 [2024-10-14 15:24:05,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:24:05,678 INFO L225 Difference]: With dead ends: 26402 [2024-10-14 15:24:05,678 INFO L226 Difference]: Without dead ends: 17705 [2024-10-14 15:24:05,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2024-10-14 15:24:05,706 INFO L432 NwaCegarLoop]: 764 mSDtfsCounter, 3000 mSDsluCounter, 2592 mSDsCounter, 0 mSdLazyCounter, 4175 mSolverCounterSat, 2080 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3075 SdHoareTripleChecker+Valid, 3356 SdHoareTripleChecker+Invalid, 6256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2080 IncrementalHoareTripleChecker+Valid, 4175 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-10-14 15:24:05,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3075 Valid, 3356 Invalid, 6256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2080 Valid, 4175 Invalid, 1 Unknown, 0 Unchecked, 13.7s Time] [2024-10-14 15:24:05,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17705 states. [2024-10-14 15:24:06,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17705 to 14372. [2024-10-14 15:24:06,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14372 states, 9798 states have (on average 1.338946723821188) internal successors, (13119), 10036 states have internal predecessors, (13119), 3189 states have call successors, (3189), 1303 states have call predecessors, (3189), 1384 states have return successors, (3412), 3228 states have call predecessors, (3412), 3188 states have call successors, (3412) [2024-10-14 15:24:06,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14372 states to 14372 states and 19720 transitions. [2024-10-14 15:24:06,874 INFO L78 Accepts]: Start accepts. Automaton has 14372 states and 19720 transitions. Word has length 206 [2024-10-14 15:24:06,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:24:06,875 INFO L471 AbstractCegarLoop]: Abstraction has 14372 states and 19720 transitions. [2024-10-14 15:24:06,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-10-14 15:24:06,875 INFO L276 IsEmpty]: Start isEmpty. Operand 14372 states and 19720 transitions. [2024-10-14 15:24:06,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-10-14 15:24:06,886 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:24:06,886 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] [2024-10-14 15:24:06,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 15:24:06,886 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:24:06,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:24:06,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1304478001, now seen corresponding path program 1 times [2024-10-14 15:24:06,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:24:06,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110755072] [2024-10-14 15:24:06,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:24:06,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:24:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:24:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:24:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:24:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:24:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:24:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:24:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:24:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:24:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:24:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:24:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:24:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:24:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:24:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 15:24:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:24:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 15:24:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:24:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:24:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:07,477 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-10-14 15:24:07,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:24:07,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110755072] [2024-10-14 15:24:07,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110755072] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:24:07,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:24:07,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 15:24:07,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037660468] [2024-10-14 15:24:07,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:24:07,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 15:24:07,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:24:07,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 15:24:07,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:24:07,479 INFO L87 Difference]: Start difference. First operand 14372 states and 19720 transitions. Second operand has 10 states, 10 states have (on average 9.9) internal successors, (99), 3 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), 1 states have call successors, (31) [2024-10-14 15:24:10,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:12,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:18,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:24:18,563 INFO L93 Difference]: Finished difference Result 32061 states and 44912 transitions. [2024-10-14 15:24:18,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 15:24:18,564 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 3 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), 1 states have call successors, (31) Word has length 206 [2024-10-14 15:24:18,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:24:18,651 INFO L225 Difference]: With dead ends: 32061 [2024-10-14 15:24:18,651 INFO L226 Difference]: Without dead ends: 17732 [2024-10-14 15:24:18,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-10-14 15:24:18,691 INFO L432 NwaCegarLoop]: 561 mSDtfsCounter, 2081 mSDsluCounter, 2118 mSDsCounter, 0 mSdLazyCounter, 2485 mSolverCounterSat, 1977 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2081 SdHoareTripleChecker+Valid, 2679 SdHoareTripleChecker+Invalid, 4462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1977 IncrementalHoareTripleChecker+Valid, 2485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2024-10-14 15:24:18,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2081 Valid, 2679 Invalid, 4462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1977 Valid, 2485 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2024-10-14 15:24:18,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17732 states. [2024-10-14 15:24:20,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17732 to 14408. [2024-10-14 15:24:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14408 states, 9834 states have (on average 1.337705918242831) internal successors, (13155), 10072 states have internal predecessors, (13155), 3189 states have call successors, (3189), 1303 states have call predecessors, (3189), 1384 states have return successors, (3412), 3228 states have call predecessors, (3412), 3188 states have call successors, (3412) [2024-10-14 15:24:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14408 states to 14408 states and 19756 transitions. [2024-10-14 15:24:20,100 INFO L78 Accepts]: Start accepts. Automaton has 14408 states and 19756 transitions. Word has length 206 [2024-10-14 15:24:20,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:24:20,101 INFO L471 AbstractCegarLoop]: Abstraction has 14408 states and 19756 transitions. [2024-10-14 15:24:20,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 3 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), 1 states have call successors, (31) [2024-10-14 15:24:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand 14408 states and 19756 transitions. [2024-10-14 15:24:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-10-14 15:24:20,113 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:24:20,113 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, 1] [2024-10-14 15:24:20,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 15:24:20,113 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:24:20,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:24:20,113 INFO L85 PathProgramCache]: Analyzing trace with hash 986634179, now seen corresponding path program 1 times [2024-10-14 15:24:20,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:24:20,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051640516] [2024-10-14 15:24:20,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:24:20,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:24:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:24:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:24:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:24:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:24:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:24:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:24:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-14 15:24:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:24:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:24:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:24:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:24:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:24:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:24:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 15:24:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:24:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 15:24:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:24:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:24:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-10-14 15:24:20,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:24:20,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051640516] [2024-10-14 15:24:20,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051640516] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 15:24:20,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461583583] [2024-10-14 15:24:20,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:24:20,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 15:24:20,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:24:20,981 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 15:24:20,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 15:24:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:21,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-14 15:24:21,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 15:24:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 102 proven. 8 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-10-14 15:24:21,942 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 15:24:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-10-14 15:24:23,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461583583] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-14 15:24:23,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-14 15:24:23,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11, 9] total 24 [2024-10-14 15:24:23,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266369859] [2024-10-14 15:24:23,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:24:23,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 15:24:23,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:24:23,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 15:24:23,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=455, Unknown=0, NotChecked=0, Total=552 [2024-10-14 15:24:23,038 INFO L87 Difference]: Start difference. First operand 14408 states and 19756 transitions. Second operand has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 9 states have internal predecessors, (100), 7 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (31), 7 states have call predecessors, (31), 6 states have call successors, (31) [2024-10-14 15:24:24,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []