./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.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 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 04:14:28,249 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:14:28,329 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 04:14:28,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:14:28,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:14:28,355 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:14:28,356 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:14:28,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:14:28,357 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 04:14:28,357 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 04:14:28,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:14:28,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:14:28,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 04:14:28,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 04:14:28,360 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 04:14:28,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:14:28,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:14:28,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:14:28,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:14:28,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:14:28,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:14:28,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:14:28,367 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:14:28,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:14:28,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:14:28,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:14:28,368 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:14:28,368 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:14:28,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:14:28,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:14:28,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:14:28,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:14:28,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:14:28,371 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 04:14:28,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:14:28,371 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:14:28,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 04:14:28,372 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 04:14:28,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:14:28,373 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 [2024-11-09 04:14:28,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:14:28,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:14:28,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:14:28,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:14:28,722 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:14:28,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2024-11-09 04:14:30,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:14:30,867 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:14:30,868 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2024-11-09 04:14:30,927 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c50d8c251/6294405308ad4bf2a5a2e1b26176a947/FLAG04314b793 [2024-11-09 04:14:31,415 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c50d8c251/6294405308ad4bf2a5a2e1b26176a947 [2024-11-09 04:14:31,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:14:31,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:14:31,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:14:31,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:14:31,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:14:31,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:14:31" (1/1) ... [2024-11-09 04:14:31,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ebc24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:31, skipping insertion in model container [2024-11-09 04:14:31,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:14:31" (1/1) ... [2024-11-09 04:14:31,616 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:14:33,505 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2024-11-09 04:14:33,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:14:33,647 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:14:33,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6103] [2024-11-09 04:14:33,832 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6111-6112] [2024-11-09 04:14:33,832 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6119] [2024-11-09 04:14:33,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [6179-6180] [2024-11-09 04:14:33,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6185-6187] [2024-11-09 04:14:33,934 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2024-11-09 04:14:33,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:14:34,003 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:14:34,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34 WrapperNode [2024-11-09 04:14:34,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:14:34,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:14:34,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:14:34,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:14:34,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,088 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,262 INFO L138 Inliner]: procedures = 216, calls = 1507, calls flagged for inlining = 108, calls inlined = 97, statements flattened = 3479 [2024-11-09 04:14:34,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:14:34,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:14:34,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:14:34,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:14:34,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,310 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,769 INFO L175 MemorySlicer]: Split 587 memory accesses to 18 slices as follows [2, 1, 3, 2, 415, 2, 8, 110, 1, 8, 1, 5, 3, 8, 1, 5, 8, 4]. 71 percent of accesses are in the largest equivalence class. The 129 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 110, 0, 8, 1, 0, 0, 8, 0, 0, 0, 0]. The 239 writes are split as follows [0, 0, 1, 0, 231, 0, 1, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 2]. [2024-11-09 04:14:34,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:34,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:14:34,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:14:34,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:14:35,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:14:35,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (1/1) ... [2024-11-09 04:14:35,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:14:35,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 04:14:35,049 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) [2024-11-09 04:14:35,053 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 [2024-11-09 04:14:35,098 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-09 04:14:35,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-09 04:14:35,099 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2024-11-09 04:14:35,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2024-11-09 04:14:35,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-09 04:14:35,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-09 04:14:35,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 04:14:35,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 04:14:35,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 04:14:35,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 04:14:35,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-09 04:14:35,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-09 04:14:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-09 04:14:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-09 04:14:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-09 04:14:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-09 04:14:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-09 04:14:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 04:14:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 04:14:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 04:14:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 04:14:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-09 04:14:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-09 04:14:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2024-11-09 04:14:35,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2024-11-09 04:14:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2024-11-09 04:14:35,106 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2024-11-09 04:14:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 04:14:35,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 04:14:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2024-11-09 04:14:35,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2024-11-09 04:14:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2024-11-09 04:14:35,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2024-11-09 04:14:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 04:14:35,106 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 04:14:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 04:14:35,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 04:14:35,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2024-11-09 04:14:35,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2024-11-09 04:14:35,107 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2024-11-09 04:14:35,107 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2024-11-09 04:14:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 04:14:35,108 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 04:14:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:14:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-11-09 04:14:35,108 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-11-09 04:14:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 04:14:35,109 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 04:14:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 04:14:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 04:14:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 04:14:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 04:14:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-09 04:14:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-09 04:14:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 04:14:35,112 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 04:14:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-09 04:14:35,112 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-09 04:14:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:14:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 04:14:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 04:14:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-09 04:14:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-09 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-09 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-09 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-09 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-09 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-09 04:14:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-09 04:14:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-09 04:14:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-09 04:14:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:14:35,115 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:14:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-09 04:14:35,115 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-09 04:14:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-09 04:14:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-09 04:14:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 04:14:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 04:14:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 04:14:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 04:14:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 04:14:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 04:14:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-09 04:14:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-09 04:14:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-09 04:14:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-09 04:14:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2024-11-09 04:14:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2024-11-09 04:14:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-09 04:14:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-09 04:14:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-11-09 04:14:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-11-09 04:14:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2024-11-09 04:14:35,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-09 04:14:35,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2024-11-09 04:14:35,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 04:14:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 04:14:35,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 04:14:35,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 04:14:35,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-09 04:14:35,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-09 04:14:35,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-09 04:14:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-09 04:14:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-09 04:14:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-09 04:14:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-09 04:14:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-09 04:14:35,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-09 04:14:35,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-09 04:14:35,121 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 04:14:35,121 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 04:14:35,121 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 04:14:35,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 04:14:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-09 04:14:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-09 04:14:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-09 04:14:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-09 04:14:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-09 04:14:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-09 04:14:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2024-11-09 04:14:35,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2024-11-09 04:14:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-11-09 04:14:35,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 04:14:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 04:14:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 04:14:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 04:14:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 04:14:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 04:14:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 04:14:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 04:14:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-09 04:14:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-09 04:14:35,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-09 04:14:35,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-09 04:14:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 04:14:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 04:14:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 04:14:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 04:14:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 04:14:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-09 04:14:35,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-09 04:14:35,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-09 04:14:35,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-09 04:14:35,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-09 04:14:35,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-09 04:14:35,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-09 04:14:35,131 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-09 04:14:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-09 04:14:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-09 04:14:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-09 04:14:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 04:14:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 04:14:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-09 04:14:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2024-11-09 04:14:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 04:14:35,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-09 04:14:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2024-11-09 04:14:35,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2024-11-09 04:14:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2024-11-09 04:14:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2024-11-09 04:14:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 04:14:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 04:14:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2024-11-09 04:14:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2024-11-09 04:14:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2024-11-09 04:14:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2024-11-09 04:14:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 04:14:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2024-11-09 04:14:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2024-11-09 04:14:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 04:14:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 04:14:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-09 04:14:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-09 04:14:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2024-11-09 04:14:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2024-11-09 04:14:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:14:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:14:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 04:14:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 04:14:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 04:14:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 04:14:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 04:14:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 04:14:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 04:14:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 04:14:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 04:14:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 04:14:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 04:14:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 04:14:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:14:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:14:35,906 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:14:35,909 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:14:47,171 INFO L? ?]: Removed 1629 outVars from TransFormulas that were not future-live. [2024-11-09 04:14:47,172 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:14:47,222 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:14:47,223 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:14:47,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:14:47 BoogieIcfgContainer [2024-11-09 04:14:47,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:14:47,226 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:14:47,226 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:14:47,231 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:14:47,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:14:31" (1/3) ... [2024-11-09 04:14:47,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@715302e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:14:47, skipping insertion in model container [2024-11-09 04:14:47,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:14:34" (2/3) ... [2024-11-09 04:14:47,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@715302e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:14:47, skipping insertion in model container [2024-11-09 04:14:47,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:14:47" (3/3) ... [2024-11-09 04:14:47,236 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2024-11-09 04:14:47,253 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:14:47,253 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:14:47,364 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:14:47,372 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;@37d29172, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:14:47,373 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:14:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 1148 states, 824 states have (on average 1.3143203883495145) internal successors, (1083), 844 states have internal predecessors, (1083), 271 states have call successors, (271), 51 states have call predecessors, (271), 51 states have return successors, (271), 265 states have call predecessors, (271), 271 states have call successors, (271) [2024-11-09 04:14:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 04:14:47,389 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:14:47,390 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:14:47,391 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:14:47,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:14:47,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1718190979, now seen corresponding path program 1 times [2024-11-09 04:14:47,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:14:47,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897093732] [2024-11-09 04:14:47,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:14:47,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:14:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:48,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:14:48,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:14:48,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897093732] [2024-11-09 04:14:48,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897093732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:14:48,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:14:48,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:14:48,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090940144] [2024-11-09 04:14:48,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:14:48,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:14:48,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:14:48,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:14:48,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:48,177 INFO L87 Difference]: Start difference. First operand has 1148 states, 824 states have (on average 1.3143203883495145) internal successors, (1083), 844 states have internal predecessors, (1083), 271 states have call successors, (271), 51 states have call predecessors, (271), 51 states have return successors, (271), 265 states have call predecessors, (271), 271 states have call successors, (271) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:50,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:14:50,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:14:50,330 INFO L93 Difference]: Finished difference Result 3411 states and 4927 transitions. [2024-11-09 04:14:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:14:50,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-11-09 04:14:50,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:14:50,373 INFO L225 Difference]: With dead ends: 3411 [2024-11-09 04:14:50,373 INFO L226 Difference]: Without dead ends: 2260 [2024-11-09 04:14:50,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:50,393 INFO L432 NwaCegarLoop]: 1701 mSDtfsCounter, 1601 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1601 SdHoareTripleChecker+Valid, 3271 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:14:50,394 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1601 Valid, 3271 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 04:14:50,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2024-11-09 04:14:50,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2255. [2024-11-09 04:14:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1624 states have (on average 1.3029556650246306) internal successors, (2116), 1655 states have internal predecessors, (2116), 531 states have call successors, (531), 101 states have call predecessors, (531), 99 states have return successors, (532), 508 states have call predecessors, (532), 520 states have call successors, (532) [2024-11-09 04:14:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3179 transitions. [2024-11-09 04:14:50,629 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3179 transitions. Word has length 9 [2024-11-09 04:14:50,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:14:50,630 INFO L471 AbstractCegarLoop]: Abstraction has 2255 states and 3179 transitions. [2024-11-09 04:14:50,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3179 transitions. [2024-11-09 04:14:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 04:14:50,631 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:14:50,631 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:14:50,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:14:50,632 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:14:50,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:14:50,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1724816693, now seen corresponding path program 1 times [2024-11-09 04:14:50,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:14:50,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812591213] [2024-11-09 04:14:50,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:14:50,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:14:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:14:50,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:14:50,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812591213] [2024-11-09 04:14:50,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812591213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:14:50,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:14:50,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:14:50,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97454109] [2024-11-09 04:14:50,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:14:50,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:14:50,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:14:50,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:14:50,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:50,977 INFO L87 Difference]: Start difference. First operand 2255 states and 3179 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:53,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:14:53,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:14:53,186 INFO L93 Difference]: Finished difference Result 2257 states and 3180 transitions. [2024-11-09 04:14:53,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:14:53,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-11-09 04:14:53,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:14:53,202 INFO L225 Difference]: With dead ends: 2257 [2024-11-09 04:14:53,202 INFO L226 Difference]: Without dead ends: 2254 [2024-11-09 04:14:53,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:53,205 INFO L432 NwaCegarLoop]: 1599 mSDtfsCounter, 1593 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:14:53,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 1599 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-09 04:14:53,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2024-11-09 04:14:53,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2024-11-09 04:14:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1624 states have (on average 1.3023399014778325) internal successors, (2115), 1654 states have internal predecessors, (2115), 530 states have call successors, (530), 101 states have call predecessors, (530), 99 states have return successors, (532), 508 states have call predecessors, (532), 520 states have call successors, (532) [2024-11-09 04:14:53,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3177 transitions. [2024-11-09 04:14:53,341 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3177 transitions. Word has length 10 [2024-11-09 04:14:53,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:14:53,341 INFO L471 AbstractCegarLoop]: Abstraction has 2254 states and 3177 transitions. [2024-11-09 04:14:53,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3177 transitions. [2024-11-09 04:14:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 04:14:53,342 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:14:53,342 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:14:53,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:14:53,343 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:14:53,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:14:53,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1930208960, now seen corresponding path program 1 times [2024-11-09 04:14:53,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:14:53,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673882078] [2024-11-09 04:14:53,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:14:53,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:14:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:14:53,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:14:53,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673882078] [2024-11-09 04:14:53,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673882078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:14:53,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:14:53,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:14:53,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026219692] [2024-11-09 04:14:53,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:14:53,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:14:53,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:14:53,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:14:53,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:53,635 INFO L87 Difference]: Start difference. First operand 2254 states and 3177 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:56,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:14:56,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:14:56,389 INFO L93 Difference]: Finished difference Result 2256 states and 3178 transitions. [2024-11-09 04:14:56,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:14:56,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-09 04:14:56,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:14:56,405 INFO L225 Difference]: With dead ends: 2256 [2024-11-09 04:14:56,406 INFO L226 Difference]: Without dead ends: 2253 [2024-11-09 04:14:56,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:56,412 INFO L432 NwaCegarLoop]: 1597 mSDtfsCounter, 1590 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:14:56,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1590 Valid, 1597 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 04:14:56,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2024-11-09 04:14:56,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 2253. [2024-11-09 04:14:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2253 states, 1624 states have (on average 1.3017241379310345) internal successors, (2114), 1653 states have internal predecessors, (2114), 529 states have call successors, (529), 101 states have call predecessors, (529), 99 states have return successors, (532), 508 states have call predecessors, (532), 520 states have call successors, (532) [2024-11-09 04:14:56,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 2253 states and 3175 transitions. [2024-11-09 04:14:56,565 INFO L78 Accepts]: Start accepts. Automaton has 2253 states and 3175 transitions. Word has length 11 [2024-11-09 04:14:56,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:14:56,565 INFO L471 AbstractCegarLoop]: Abstraction has 2253 states and 3175 transitions. [2024-11-09 04:14:56,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 3175 transitions. [2024-11-09 04:14:56,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 04:14:56,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:14:56,566 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:14:56,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 04:14:56,567 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:14:56,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:14:56,568 INFO L85 PathProgramCache]: Analyzing trace with hash 292570222, now seen corresponding path program 1 times [2024-11-09 04:14:56,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:14:56,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880874725] [2024-11-09 04:14:56,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:14:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:14:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:56,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:14:56,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:14:56,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880874725] [2024-11-09 04:14:56,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880874725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:14:56,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:14:56,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:14:56,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127439298] [2024-11-09 04:14:56,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:14:56,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:14:56,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:14:56,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:14:56,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:56,878 INFO L87 Difference]: Start difference. First operand 2253 states and 3175 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:58,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:14:58,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:14:58,781 INFO L93 Difference]: Finished difference Result 6714 states and 9573 transitions. [2024-11-09 04:14:58,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:14:58,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2024-11-09 04:14:58,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:14:58,812 INFO L225 Difference]: With dead ends: 6714 [2024-11-09 04:14:58,813 INFO L226 Difference]: Without dead ends: 4459 [2024-11-09 04:14:58,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:14:58,826 INFO L432 NwaCegarLoop]: 1655 mSDtfsCounter, 1595 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1595 SdHoareTripleChecker+Valid, 3221 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:14:58,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1595 Valid, 3221 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 04:14:58,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4459 states. [2024-11-09 04:14:58,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4459 to 4437. [2024-11-09 04:14:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4437 states, 3207 states have (on average 1.3027751792952915) internal successors, (4178), 3263 states have internal predecessors, (4178), 1034 states have call successors, (1034), 198 states have call predecessors, (1034), 195 states have return successors, (1098), 995 states have call predecessors, (1098), 1022 states have call successors, (1098) [2024-11-09 04:14:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 4437 states and 6310 transitions. [2024-11-09 04:14:59,040 INFO L78 Accepts]: Start accepts. Automaton has 4437 states and 6310 transitions. Word has length 12 [2024-11-09 04:14:59,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:14:59,040 INFO L471 AbstractCegarLoop]: Abstraction has 4437 states and 6310 transitions. [2024-11-09 04:14:59,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:14:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 6310 transitions. [2024-11-09 04:14:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-09 04:14:59,056 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:14:59,057 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 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] [2024-11-09 04:14:59,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 04:14:59,057 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:14:59,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:14:59,059 INFO L85 PathProgramCache]: Analyzing trace with hash 24235152, now seen corresponding path program 1 times [2024-11-09 04:14:59,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:14:59,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586896174] [2024-11-09 04:14:59,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:14:59,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:14:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 04:14:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 04:14:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-09 04:14:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 04:14:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 04:14:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:14:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 04:14:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:14:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 04:14:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 04:14:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:14:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:14:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-09 04:14:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-09 04:14:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:14:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 04:14:59,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:14:59,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586896174] [2024-11-09 04:14:59,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586896174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:14:59,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:14:59,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:14:59,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87584160] [2024-11-09 04:14:59,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:14:59,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:14:59,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:14:59,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:14:59,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:14:59,948 INFO L87 Difference]: Start difference. First operand 4437 states and 6310 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:15:02,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:04,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:07,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:12,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:16,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:20,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:27,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:15:27,283 INFO L93 Difference]: Finished difference Result 9257 states and 13397 transitions. [2024-11-09 04:15:27,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 04:15:27,284 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 138 [2024-11-09 04:15:27,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:15:27,335 INFO L225 Difference]: With dead ends: 9257 [2024-11-09 04:15:27,336 INFO L226 Difference]: Without dead ends: 4823 [2024-11-09 04:15:27,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:15:27,363 INFO L432 NwaCegarLoop]: 1008 mSDtfsCounter, 1863 mSDsluCounter, 3034 mSDsCounter, 0 mSdLazyCounter, 3505 mSolverCounterSat, 1279 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2063 SdHoareTripleChecker+Valid, 4042 SdHoareTripleChecker+Invalid, 4787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1279 IncrementalHoareTripleChecker+Valid, 3505 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:15:27,364 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2063 Valid, 4042 Invalid, 4787 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1279 Valid, 3505 Invalid, 3 Unknown, 0 Unchecked, 26.7s Time] [2024-11-09 04:15:27,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4823 states. [2024-11-09 04:15:27,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4823 to 4477. [2024-11-09 04:15:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4477 states, 3247 states have (on average 1.3036649214659686) internal successors, (4233), 3303 states have internal predecessors, (4233), 1034 states have call successors, (1034), 198 states have call predecessors, (1034), 195 states have return successors, (1098), 995 states have call predecessors, (1098), 1022 states have call successors, (1098) [2024-11-09 04:15:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 4477 states and 6365 transitions. [2024-11-09 04:15:27,746 INFO L78 Accepts]: Start accepts. Automaton has 4477 states and 6365 transitions. Word has length 138 [2024-11-09 04:15:27,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:15:27,746 INFO L471 AbstractCegarLoop]: Abstraction has 4477 states and 6365 transitions. [2024-11-09 04:15:27,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (17), 6 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:15:27,747 INFO L276 IsEmpty]: Start isEmpty. Operand 4477 states and 6365 transitions. [2024-11-09 04:15:27,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-09 04:15:27,754 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:15:27,754 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 3, 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] [2024-11-09 04:15:27,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 04:15:27,754 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:15:27,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:15:27,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1529985107, now seen corresponding path program 1 times [2024-11-09 04:15:27,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:15:27,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090484277] [2024-11-09 04:15:27,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:15:27,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:15:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-09 04:15:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:15:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:15:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:15:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-09 04:15:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 04:15:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-09 04:15:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-09 04:15:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 04:15:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 04:15:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 04:15:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 04:15:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:15:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 04:15:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:15:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 04:15:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 04:15:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 04:15:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:28,640 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-09 04:15:28,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:15:28,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090484277] [2024-11-09 04:15:28,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090484277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:15:28,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:15:28,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:15:28,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543703825] [2024-11-09 04:15:28,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:15:28,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:15:28,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:15:28,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:15:28,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:15:28,645 INFO L87 Difference]: Start difference. First operand 4477 states and 6365 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-09 04:15:31,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:36,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:37,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:15:37,971 INFO L93 Difference]: Finished difference Result 8883 states and 12643 transitions. [2024-11-09 04:15:37,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:15:37,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 158 [2024-11-09 04:15:37,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:15:38,009 INFO L225 Difference]: With dead ends: 8883 [2024-11-09 04:15:38,010 INFO L226 Difference]: Without dead ends: 4409 [2024-11-09 04:15:38,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:15:38,035 INFO L432 NwaCegarLoop]: 1198 mSDtfsCounter, 1561 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 423 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 1883 SdHoareTripleChecker+Invalid, 991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:15:38,035 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1737 Valid, 1883 Invalid, 991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 567 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2024-11-09 04:15:38,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2024-11-09 04:15:38,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 4257. [2024-11-09 04:15:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4257 states, 3067 states have (on average 1.299315291816107) internal successors, (3985), 3123 states have internal predecessors, (3985), 994 states have call successors, (994), 198 states have call predecessors, (994), 195 states have return successors, (1054), 955 states have call predecessors, (1054), 982 states have call successors, (1054) [2024-11-09 04:15:38,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 4257 states and 6033 transitions. [2024-11-09 04:15:38,451 INFO L78 Accepts]: Start accepts. Automaton has 4257 states and 6033 transitions. Word has length 158 [2024-11-09 04:15:38,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:15:38,452 INFO L471 AbstractCegarLoop]: Abstraction has 4257 states and 6033 transitions. [2024-11-09 04:15:38,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-09 04:15:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 4257 states and 6033 transitions. [2024-11-09 04:15:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-09 04:15:38,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:15:38,464 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 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, 1, 1, 1] [2024-11-09 04:15:38,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 04:15:38,464 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:15:38,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:15:38,465 INFO L85 PathProgramCache]: Analyzing trace with hash -27742882, now seen corresponding path program 1 times [2024-11-09 04:15:38,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:15:38,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239331875] [2024-11-09 04:15:38,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:15:38,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:15:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-09 04:15:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:15:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:15:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:15:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-09 04:15:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 04:15:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-09 04:15:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-09 04:15:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 04:15:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-09 04:15:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 04:15:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 04:15:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:15:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-09 04:15:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:15:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-09 04:15:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 04:15:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-09 04:15:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:15:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-09 04:15:39,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:15:39,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239331875] [2024-11-09 04:15:39,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239331875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:15:39,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:15:39,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:15:39,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162000470] [2024-11-09 04:15:39,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:15:39,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:15:39,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:15:39,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:15:39,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:15:39,310 INFO L87 Difference]: Start difference. First operand 4257 states and 6033 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 04:15:42,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:45,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:15:50,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []