./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 571c11c6f0409625a5365ddd11520f6f1824739b70fa0b8a35b203b7dabba441 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 18:36:05,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 18:36:05,497 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 18:36:05,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 18:36:05,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 18:36:05,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 18:36:05,537 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 18:36:05,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 18:36:05,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 18:36:05,537 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 18:36:05,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 18:36:05,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 18:36:05,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 18:36:05,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 18:36:05,539 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 18:36:05,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 18:36:05,540 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 18:36:05,540 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:36:05,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:36:05,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:36:05,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 18:36:05,542 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> 571c11c6f0409625a5365ddd11520f6f1824739b70fa0b8a35b203b7dabba441 [2025-01-09 18:36:05,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 18:36:05,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 18:36:05,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 18:36:05,842 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 18:36:05,842 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 18:36:05,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2025-01-09 18:36:07,038 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bebde42b1/f01ed409c6984b1390d00ab805493c90/FLAG37b0662dc [2025-01-09 18:36:07,600 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 18:36:07,601 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2025-01-09 18:36:07,646 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bebde42b1/f01ed409c6984b1390d00ab805493c90/FLAG37b0662dc [2025-01-09 18:36:08,105 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bebde42b1/f01ed409c6984b1390d00ab805493c90 [2025-01-09 18:36:08,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 18:36:08,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 18:36:08,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 18:36:08,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 18:36:08,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 18:36:08,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:36:08" (1/1) ... [2025-01-09 18:36:08,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6896696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:08, skipping insertion in model container [2025-01-09 18:36:08,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:36:08" (1/1) ... [2025-01-09 18:36:08,184 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 18:36:08,491 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3747] [2025-01-09 18:36:08,491 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3748-3749] [2025-01-09 18:36:08,698 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i[117013,117026] [2025-01-09 18:36:09,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:36:09,678 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 18:36:09,769 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3747] [2025-01-09 18:36:09,770 WARN L1383 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3748-3749] [2025-01-09 18:36:09,773 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [3884-3885] [2025-01-09 18:36:09,775 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"); [3890-3892] [2025-01-09 18:36:09,776 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [3914-3915] [2025-01-09 18:36:09,776 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [3920-3922] [2025-01-09 18:36:09,777 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [3943-3944] [2025-01-09 18:36:09,777 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3949-3951] [2025-01-09 18:36:09,778 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4026] [2025-01-09 18:36:09,779 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4033] [2025-01-09 18:36:09,781 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i[117013,117026] [2025-01-09 18:36:09,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:36:10,061 INFO L204 MainTranslator]: Completed translation [2025-01-09 18:36:10,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10 WrapperNode [2025-01-09 18:36:10,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 18:36:10,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 18:36:10,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 18:36:10,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 18:36:10,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:10,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:10,296 INFO L138 Inliner]: procedures = 245, calls = 3427, calls flagged for inlining = 97, calls inlined = 89, statements flattened = 5385 [2025-01-09 18:36:10,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 18:36:10,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 18:36:10,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 18:36:10,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 18:36:10,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:10,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:10,325 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,062 INFO L175 MemorySlicer]: Split 1125 memory accesses to 24 slices as follows [2, 4, 4, 4, 600, 8, 3, 7, 8, 4, 2, 2, 315, 12, 3, 7, 90, 4, 6, 8, 2, 24, 3, 3]. 53 percent of accesses are in the largest equivalence class. The 99 initializations are split as follows [2, 4, 4, 4, 25, 8, 0, 7, 8, 4, 0, 0, 0, 0, 2, 7, 0, 4, 6, 8, 0, 0, 3, 3]. The 506 writes are split as follows [0, 0, 0, 0, 116, 0, 0, 0, 0, 0, 1, 1, 270, 3, 0, 0, 90, 0, 0, 0, 1, 24, 0, 0]. [2025-01-09 18:36:11,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,138 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 18:36:11,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 18:36:11,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 18:36:11,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 18:36:11,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (1/1) ... [2025-01-09 18:36:11,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:36:11,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:36:11,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 18:36:11,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 18:36:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_resume [2025-01-09 18:36:11,321 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_resume [2025-01-09 18:36:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_complete_request [2025-01-09 18:36:11,321 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_complete_request [2025-01-09 18:36:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_pullup [2025-01-09 18:36:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_pullup [2025-01-09 18:36:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2025-01-09 18:36:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2025-01-09 18:36:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_phy_disable [2025-01-09 18:36:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_phy_disable [2025-01-09 18:36:11,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 18:36:11,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 18:36:11,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 18:36:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 18:36:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 18:36:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 18:36:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 18:36:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 18:36:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 18:36:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 18:36:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 18:36:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 18:36:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 18:36:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 18:36:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 18:36:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 18:36:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2025-01-09 18:36:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure ep_open [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_open [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_disconnect [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_disconnect [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 18:36:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 18:36:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 18:36:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 18:36:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 18:36:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_write_fifo [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_write_fifo [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure __orr32 [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __orr32 [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_read_frameno [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_read_frameno [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure our_ep [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure our_ep [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_dump [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_dump [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_core_init [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_core_init [2025-01-09 18:36:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2025-01-09 18:36:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2025-01-09 18:36:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 18:36:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure to_hsotg [2025-01-09 18:36:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure to_hsotg [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-01-09 18:36:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 18:36:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 18:36:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 18:36:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_enqueue_setup [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_enqueue_setup [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_udc_start [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_udc_start [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_probe [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_probe [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure our_req [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure our_req [2025-01-09 18:36:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure ep_from_windex [2025-01-09 18:36:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_from_windex [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_udc_stop [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_udc_stop [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_process_req_feature [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_process_req_feature [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_enable [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_enable [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_queue [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_queue [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure get_ep_head [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ep_head [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_open [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_open [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure phy_exit [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_exit [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_alloc_request [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_alloc_request [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_init_fifo [2025-01-09 18:36:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_init_fifo [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-01-09 18:36:11,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_send_reply [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_send_reply [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_free_request [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_free_request [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_init [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_init [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2025-01-09 18:36:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 18:36:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep0_mps [2025-01-09 18:36:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep0_mps [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-01-09 18:36:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_sethalt_lock [2025-01-09 18:36:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_sethalt_lock [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_complete_setup [2025-01-09 18:36:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_complete_setup [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_process_control [2025-01-09 18:36:11,338 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_process_control [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 18:36:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_txfifo_flush [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_txfifo_flush [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_sethalt [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_sethalt [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_disable [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_disable [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_corereset [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_corereset [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_gadget_getframe [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_gadget_getframe [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2025-01-09 18:36:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 18:36:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-01-09 18:36:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure state_open [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure state_open [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure __bic32 [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __bic32 [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ctrl_epint [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ctrl_epint [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 18:36:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_en_gsint [2025-01-09 18:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_en_gsint [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_set_ep_maxpacket [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_set_ep_maxpacket [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_phy_enable [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_phy_enable [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure kill_all_requests [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_all_requests [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_remove [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_remove [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure using_dma [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure using_dma [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_dequeue [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_dequeue [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-01-09 18:36:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_start_req [2025-01-09 18:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_start_req [2025-01-09 18:36:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 18:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 18:36:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-01-09 18:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-01-09 18:36:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2025-01-09 18:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2025-01-09 18:36:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 18:36:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 18:36:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 18:36:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 18:36:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-01-09 18:36:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-01-09 18:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-01-09 18:36:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_stall_ep0 [2025-01-09 18:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_stall_ep0 [2025-01-09 18:36:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 18:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 18:36:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-01-09 18:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-01-09 18:36:12,088 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 18:36:12,090 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 18:36:12,289 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 18:36:20,377 INFO L? ?]: Removed 1969 outVars from TransFormulas that were not future-live. [2025-01-09 18:36:20,377 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 18:36:20,429 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 18:36:20,433 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-09 18:36:20,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:36:20 BoogieIcfgContainer [2025-01-09 18:36:20,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 18:36:20,435 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 18:36:20,435 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 18:36:20,442 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 18:36:20,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 06:36:08" (1/3) ... [2025-01-09 18:36:20,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5f2815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:36:20, skipping insertion in model container [2025-01-09 18:36:20,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:36:10" (2/3) ... [2025-01-09 18:36:20,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5f2815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:36:20, skipping insertion in model container [2025-01-09 18:36:20,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:36:20" (3/3) ... [2025-01-09 18:36:20,444 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2025-01-09 18:36:20,456 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 18:36:20,460 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i that has 126 procedures, 2368 locations, 1 initial locations, 27 loop locations, and 1 error locations. [2025-01-09 18:36:20,557 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 18:36:20,566 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;@601bdb8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 18:36:20,567 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 18:36:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand has 2283 states, 1563 states have (on average 1.3160588611644273) internal successors, (2057), 1602 states have internal predecessors, (2057), 616 states have call successors, (616), 104 states have call predecessors, (616), 103 states have return successors, (608), 605 states have call predecessors, (608), 608 states have call successors, (608) [2025-01-09 18:36:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2025-01-09 18:36:20,588 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:20,588 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:20,589 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:20,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:20,594 INFO L85 PathProgramCache]: Analyzing trace with hash -2117247264, now seen corresponding path program 1 times [2025-01-09 18:36:20,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:20,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298535941] [2025-01-09 18:36:20,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:20,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:22,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 80 statements into 1 equivalence classes. [2025-01-09 18:36:22,370 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 80 of 80 statements. [2025-01-09 18:36:22,370 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:22,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2025-01-09 18:36:22,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:22,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298535941] [2025-01-09 18:36:22,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298535941] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:22,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:22,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:36:22,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821210038] [2025-01-09 18:36:22,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:22,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:36:22,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:22,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:36:22,882 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:22,892 INFO L87 Difference]: Start difference. First operand has 2283 states, 1563 states have (on average 1.3160588611644273) internal successors, (2057), 1602 states have internal predecessors, (2057), 616 states have call successors, (616), 104 states have call predecessors, (616), 103 states have return successors, (608), 605 states have call predecessors, (608), 608 states have call successors, (608) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2025-01-09 18:36:23,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:23,406 INFO L93 Difference]: Finished difference Result 6759 states and 9908 transitions. [2025-01-09 18:36:23,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:36:23,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 80 [2025-01-09 18:36:23,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:23,448 INFO L225 Difference]: With dead ends: 6759 [2025-01-09 18:36:23,449 INFO L226 Difference]: Without dead ends: 4440 [2025-01-09 18:36:23,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:23,471 INFO L435 NwaCegarLoop]: 3247 mSDtfsCounter, 3173 mSDsluCounter, 3179 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3173 SdHoareTripleChecker+Valid, 6426 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:23,471 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3173 Valid, 6426 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 18:36:23,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4440 states. [2025-01-09 18:36:23,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4440 to 4435. [2025-01-09 18:36:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4435 states, 3042 states have (on average 1.2932281393819856) internal successors, (3934), 3099 states have internal predecessors, (3934), 1191 states have call successors, (1191), 202 states have call predecessors, (1191), 201 states have return successors, (1190), 1183 states have call predecessors, (1190), 1190 states have call successors, (1190) [2025-01-09 18:36:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4435 states to 4435 states and 6315 transitions. [2025-01-09 18:36:23,824 INFO L78 Accepts]: Start accepts. Automaton has 4435 states and 6315 transitions. Word has length 80 [2025-01-09 18:36:23,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:23,825 INFO L471 AbstractCegarLoop]: Abstraction has 4435 states and 6315 transitions. [2025-01-09 18:36:23,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2025-01-09 18:36:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 4435 states and 6315 transitions. [2025-01-09 18:36:23,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2025-01-09 18:36:23,841 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:23,841 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 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] [2025-01-09 18:36:23,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 18:36:23,842 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:23,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:23,842 INFO L85 PathProgramCache]: Analyzing trace with hash -923556085, now seen corresponding path program 1 times [2025-01-09 18:36:23,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:23,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010254741] [2025-01-09 18:36:23,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:23,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:25,173 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 166 statements into 1 equivalence classes. [2025-01-09 18:36:25,251 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 166 of 166 statements. [2025-01-09 18:36:25,254 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:25,254 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2025-01-09 18:36:25,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:25,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010254741] [2025-01-09 18:36:25,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010254741] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:25,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:25,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:36:25,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68017541] [2025-01-09 18:36:25,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:25,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:36:25,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:25,588 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:36:25,588 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:25,589 INFO L87 Difference]: Start difference. First operand 4435 states and 6315 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-01-09 18:36:25,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:25,686 INFO L93 Difference]: Finished difference Result 4440 states and 6321 transitions. [2025-01-09 18:36:25,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:36:25,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 166 [2025-01-09 18:36:25,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:25,714 INFO L225 Difference]: With dead ends: 4440 [2025-01-09 18:36:25,714 INFO L226 Difference]: Without dead ends: 4437 [2025-01-09 18:36:25,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:25,719 INFO L435 NwaCegarLoop]: 3215 mSDtfsCounter, 0 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6425 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:25,719 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6425 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:36:25,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4437 states. [2025-01-09 18:36:25,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4437 to 4437. [2025-01-09 18:36:25,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4437 states, 3044 states have (on average 1.2930354796320631) internal successors, (3936), 3101 states have internal predecessors, (3936), 1191 states have call successors, (1191), 202 states have call predecessors, (1191), 201 states have return successors, (1190), 1183 states have call predecessors, (1190), 1190 states have call successors, (1190) [2025-01-09 18:36:25,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 4437 states and 6317 transitions. [2025-01-09 18:36:25,980 INFO L78 Accepts]: Start accepts. Automaton has 4437 states and 6317 transitions. Word has length 166 [2025-01-09 18:36:25,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:25,982 INFO L471 AbstractCegarLoop]: Abstraction has 4437 states and 6317 transitions. [2025-01-09 18:36:25,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-01-09 18:36:25,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 6317 transitions. [2025-01-09 18:36:25,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2025-01-09 18:36:25,989 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:25,990 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 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] [2025-01-09 18:36:25,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 18:36:25,990 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:25,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:25,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1479987487, now seen corresponding path program 1 times [2025-01-09 18:36:25,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:25,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190980782] [2025-01-09 18:36:25,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:25,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:27,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 168 statements into 1 equivalence classes. [2025-01-09 18:36:27,613 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 168 of 168 statements. [2025-01-09 18:36:27,613 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:27,613 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:28,081 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2025-01-09 18:36:28,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:28,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190980782] [2025-01-09 18:36:28,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190980782] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:28,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:28,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 18:36:28,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538207577] [2025-01-09 18:36:28,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:28,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 18:36:28,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:28,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 18:36:28,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 18:36:28,084 INFO L87 Difference]: Start difference. First operand 4437 states and 6317 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-01-09 18:36:28,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:28,414 INFO L93 Difference]: Finished difference Result 11315 states and 16184 transitions. [2025-01-09 18:36:28,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 18:36:28,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2025-01-09 18:36:28,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:28,452 INFO L225 Difference]: With dead ends: 11315 [2025-01-09 18:36:28,452 INFO L226 Difference]: Without dead ends: 6913 [2025-01-09 18:36:28,467 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:36:28,470 INFO L435 NwaCegarLoop]: 4146 mSDtfsCounter, 2431 mSDsluCounter, 6562 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2431 SdHoareTripleChecker+Valid, 10708 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:28,470 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2431 Valid, 10708 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 18:36:28,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6913 states. [2025-01-09 18:36:28,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6913 to 6853. [2025-01-09 18:36:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 4658 states have (on average 1.2773722627737227) internal successors, (5950), 4755 states have internal predecessors, (5950), 1859 states have call successors, (1859), 342 states have call predecessors, (1859), 335 states have return successors, (1892), 1833 states have call predecessors, (1892), 1858 states have call successors, (1892) [2025-01-09 18:36:28,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 9701 transitions. [2025-01-09 18:36:28,720 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 9701 transitions. Word has length 168 [2025-01-09 18:36:28,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:28,722 INFO L471 AbstractCegarLoop]: Abstraction has 6853 states and 9701 transitions. [2025-01-09 18:36:28,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2025-01-09 18:36:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 9701 transitions. [2025-01-09 18:36:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-01-09 18:36:28,734 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:28,734 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:28,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 18:36:28,734 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:28,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:28,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1284281055, now seen corresponding path program 1 times [2025-01-09 18:36:28,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:28,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333954517] [2025-01-09 18:36:28,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:28,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:29,982 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-01-09 18:36:30,030 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-01-09 18:36:30,031 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:30,031 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:30,268 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2025-01-09 18:36:30,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:30,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333954517] [2025-01-09 18:36:30,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333954517] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:30,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:30,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:36:30,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550336315] [2025-01-09 18:36:30,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:30,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:36:30,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:30,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:36:30,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:30,271 INFO L87 Difference]: Start difference. First operand 6853 states and 9701 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-01-09 18:36:30,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:30,638 INFO L93 Difference]: Finished difference Result 19997 states and 28294 transitions. [2025-01-09 18:36:30,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:36:30,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 210 [2025-01-09 18:36:30,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:30,720 INFO L225 Difference]: With dead ends: 19997 [2025-01-09 18:36:30,721 INFO L226 Difference]: Without dead ends: 13179 [2025-01-09 18:36:30,752 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:30,754 INFO L435 NwaCegarLoop]: 5673 mSDtfsCounter, 3094 mSDsluCounter, 3153 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3094 SdHoareTripleChecker+Valid, 8826 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:30,755 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3094 Valid, 8826 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 18:36:30,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13179 states. [2025-01-09 18:36:31,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13179 to 13174. [2025-01-09 18:36:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13174 states, 8953 states have (on average 1.2776722886183403) internal successors, (11439), 9134 states have internal predecessors, (11439), 3564 states have call successors, (3564), 657 states have call predecessors, (3564), 656 states have return successors, (3629), 3534 states have call predecessors, (3629), 3563 states have call successors, (3629) [2025-01-09 18:36:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13174 states to 13174 states and 18632 transitions. [2025-01-09 18:36:31,291 INFO L78 Accepts]: Start accepts. Automaton has 13174 states and 18632 transitions. Word has length 210 [2025-01-09 18:36:31,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:31,291 INFO L471 AbstractCegarLoop]: Abstraction has 13174 states and 18632 transitions. [2025-01-09 18:36:31,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-01-09 18:36:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 13174 states and 18632 transitions. [2025-01-09 18:36:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 18:36:31,310 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:31,310 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:31,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 18:36:31,311 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:31,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:31,311 INFO L85 PathProgramCache]: Analyzing trace with hash 569232594, now seen corresponding path program 1 times [2025-01-09 18:36:31,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:31,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586302083] [2025-01-09 18:36:31,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:31,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:32,886 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 18:36:32,944 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 18:36:32,945 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:32,945 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:33,231 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2025-01-09 18:36:33,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:33,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586302083] [2025-01-09 18:36:33,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586302083] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:33,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:33,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:36:33,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22163537] [2025-01-09 18:36:33,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:33,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:36:33,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:33,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:36:33,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:33,234 INFO L87 Difference]: Start difference. First operand 13174 states and 18632 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 18:36:34,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:34,141 INFO L93 Difference]: Finished difference Result 36302 states and 51350 transitions. [2025-01-09 18:36:34,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:36:34,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 220 [2025-01-09 18:36:34,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:34,242 INFO L225 Difference]: With dead ends: 36302 [2025-01-09 18:36:34,242 INFO L226 Difference]: Without dead ends: 23172 [2025-01-09 18:36:34,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:34,288 INFO L435 NwaCegarLoop]: 3337 mSDtfsCounter, 3139 mSDsluCounter, 3156 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3139 SdHoareTripleChecker+Valid, 6493 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:34,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3139 Valid, 6493 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 18:36:34,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23172 states. [2025-01-09 18:36:34,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23172 to 23169. [2025-01-09 18:36:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23169 states, 15761 states have (on average 1.2785990736628388) internal successors, (20152), 16080 states have internal predecessors, (20152), 6251 states have call successors, (6251), 1160 states have call predecessors, (6251), 1156 states have return successors, (6366), 6195 states have call predecessors, (6366), 6250 states have call successors, (6366) [2025-01-09 18:36:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23169 states to 23169 states and 32769 transitions. [2025-01-09 18:36:35,078 INFO L78 Accepts]: Start accepts. Automaton has 23169 states and 32769 transitions. Word has length 220 [2025-01-09 18:36:35,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:35,079 INFO L471 AbstractCegarLoop]: Abstraction has 23169 states and 32769 transitions. [2025-01-09 18:36:35,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 18:36:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 23169 states and 32769 transitions. [2025-01-09 18:36:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2025-01-09 18:36:35,103 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:35,103 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:35,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 18:36:35,103 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:35,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:35,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1143380904, now seen corresponding path program 1 times [2025-01-09 18:36:35,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:35,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457933882] [2025-01-09 18:36:35,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:36,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 231 statements into 1 equivalence classes. [2025-01-09 18:36:36,727 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 231 of 231 statements. [2025-01-09 18:36:36,727 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:36,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-01-09 18:36:37,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:37,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457933882] [2025-01-09 18:36:37,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457933882] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:37,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:37,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:36:37,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739699769] [2025-01-09 18:36:37,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:37,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:36:37,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:37,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:36:37,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:37,045 INFO L87 Difference]: Start difference. First operand 23169 states and 32769 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 18:36:41,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 18:36:41,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:41,524 INFO L93 Difference]: Finished difference Result 46283 states and 65472 transitions. [2025-01-09 18:36:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:36:41,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 231 [2025-01-09 18:36:41,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:41,643 INFO L225 Difference]: With dead ends: 46283 [2025-01-09 18:36:41,643 INFO L226 Difference]: Without dead ends: 23166 [2025-01-09 18:36:41,815 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:36:41,816 INFO L435 NwaCegarLoop]: 3216 mSDtfsCounter, 0 mSDsluCounter, 3211 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6427 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:41,817 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6427 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2025-01-09 18:36:41,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23166 states. [2025-01-09 18:36:42,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23166 to 23156. [2025-01-09 18:36:42,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23156 states, 15748 states have (on average 1.2785750571501142) internal successors, (20135), 16069 states have internal predecessors, (20135), 6251 states have call successors, (6251), 1160 states have call predecessors, (6251), 1156 states have return successors, (6366), 6193 states have call predecessors, (6366), 6250 states have call successors, (6366) [2025-01-09 18:36:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23156 states to 23156 states and 32752 transitions. [2025-01-09 18:36:42,832 INFO L78 Accepts]: Start accepts. Automaton has 23156 states and 32752 transitions. Word has length 231 [2025-01-09 18:36:42,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:42,832 INFO L471 AbstractCegarLoop]: Abstraction has 23156 states and 32752 transitions. [2025-01-09 18:36:42,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-01-09 18:36:42,833 INFO L276 IsEmpty]: Start isEmpty. Operand 23156 states and 32752 transitions. [2025-01-09 18:36:42,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2025-01-09 18:36:42,868 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:42,869 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:42,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 18:36:42,869 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:42,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:42,870 INFO L85 PathProgramCache]: Analyzing trace with hash 638089174, now seen corresponding path program 1 times [2025-01-09 18:36:42,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:42,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893360490] [2025-01-09 18:36:42,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:42,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:44,271 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 303 statements into 1 equivalence classes. [2025-01-09 18:36:44,312 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 303 of 303 statements. [2025-01-09 18:36:44,313 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:44,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2025-01-09 18:36:44,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:44,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893360490] [2025-01-09 18:36:44,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893360490] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 18:36:44,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940130115] [2025-01-09 18:36:44,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:44,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 18:36:44,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:36:44,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 18:36:44,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 18:36:46,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 303 statements into 1 equivalence classes. [2025-01-09 18:36:47,205 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 303 of 303 statements. [2025-01-09 18:36:47,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:47,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:47,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 5881 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-09 18:36:47,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 18:36:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2025-01-09 18:36:47,319 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 18:36:47,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940130115] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:47,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 18:36:47,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-01-09 18:36:47,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208840296] [2025-01-09 18:36:47,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:47,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:36:47,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:47,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:36:47,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:36:47,320 INFO L87 Difference]: Start difference. First operand 23156 states and 32752 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2025-01-09 18:36:47,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:47,787 INFO L93 Difference]: Finished difference Result 46263 states and 65790 transitions. [2025-01-09 18:36:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:36:47,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 303 [2025-01-09 18:36:47,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:47,914 INFO L225 Difference]: With dead ends: 46263 [2025-01-09 18:36:47,915 INFO L226 Difference]: Without dead ends: 23163 [2025-01-09 18:36:47,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:36:47,992 INFO L435 NwaCegarLoop]: 3214 mSDtfsCounter, 0 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6424 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:47,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6424 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:36:48,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23163 states. [2025-01-09 18:36:48,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23163 to 23163. [2025-01-09 18:36:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23163 states, 15755 states have (on average 1.278451285306252) internal successors, (20142), 16076 states have internal predecessors, (20142), 6251 states have call successors, (6251), 1160 states have call predecessors, (6251), 1156 states have return successors, (6366), 6193 states have call predecessors, (6366), 6250 states have call successors, (6366) [2025-01-09 18:36:48,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23163 states to 23163 states and 32759 transitions. [2025-01-09 18:36:48,981 INFO L78 Accepts]: Start accepts. Automaton has 23163 states and 32759 transitions. Word has length 303 [2025-01-09 18:36:48,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:48,982 INFO L471 AbstractCegarLoop]: Abstraction has 23163 states and 32759 transitions. [2025-01-09 18:36:48,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2025-01-09 18:36:48,983 INFO L276 IsEmpty]: Start isEmpty. Operand 23163 states and 32759 transitions. [2025-01-09 18:36:49,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2025-01-09 18:36:49,029 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:49,029 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:49,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 18:36:49,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 18:36:49,230 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:49,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:49,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1920261460, now seen corresponding path program 1 times [2025-01-09 18:36:49,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:49,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331557951] [2025-01-09 18:36:49,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:49,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:36:50,718 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 303 statements into 1 equivalence classes. [2025-01-09 18:36:50,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 303 of 303 statements. [2025-01-09 18:36:50,845 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:36:50,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:36:53,216 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2025-01-09 18:36:53,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:36:53,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331557951] [2025-01-09 18:36:53,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331557951] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:36:53,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:36:53,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2025-01-09 18:36:53,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992771314] [2025-01-09 18:36:53,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:36:53,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-01-09 18:36:53,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:36:53,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-01-09 18:36:53,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2025-01-09 18:36:53,218 INFO L87 Difference]: Start difference. First operand 23163 states and 32759 transitions. Second operand has 12 states, 11 states have (on average 14.272727272727273) internal successors, (157), 8 states have internal predecessors, (157), 5 states have call successors, (47), 4 states have call predecessors, (47), 3 states have return successors, (38), 5 states have call predecessors, (38), 4 states have call successors, (38) [2025-01-09 18:36:56,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:36:56,188 INFO L93 Difference]: Finished difference Result 69525 states and 98393 transitions. [2025-01-09 18:36:56,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-09 18:36:56,189 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 14.272727272727273) internal successors, (157), 8 states have internal predecessors, (157), 5 states have call successors, (47), 4 states have call predecessors, (47), 3 states have return successors, (38), 5 states have call predecessors, (38), 4 states have call successors, (38) Word has length 303 [2025-01-09 18:36:56,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:36:56,460 INFO L225 Difference]: With dead ends: 69525 [2025-01-09 18:36:56,461 INFO L226 Difference]: Without dead ends: 46418 [2025-01-09 18:36:56,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=69, Invalid=351, Unknown=0, NotChecked=0, Total=420 [2025-01-09 18:36:56,577 INFO L435 NwaCegarLoop]: 3205 mSDtfsCounter, 3266 mSDsluCounter, 32043 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3290 SdHoareTripleChecker+Valid, 35248 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:36:56,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3290 Valid, 35248 Invalid, 279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-01-09 18:36:56,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46418 states. [2025-01-09 18:36:58,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46418 to 46399. [2025-01-09 18:36:58,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46399 states, 31560 states have (on average 1.2785171102661597) internal successors, (40350), 32204 states have internal predecessors, (40350), 12523 states have call successors, (12523), 2320 states have call predecessors, (12523), 2315 states have return successors, (12776), 12408 states have call predecessors, (12776), 12522 states have call successors, (12776) [2025-01-09 18:36:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46399 states to 46399 states and 65649 transitions. [2025-01-09 18:36:58,604 INFO L78 Accepts]: Start accepts. Automaton has 46399 states and 65649 transitions. Word has length 303 [2025-01-09 18:36:58,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:36:58,605 INFO L471 AbstractCegarLoop]: Abstraction has 46399 states and 65649 transitions. [2025-01-09 18:36:58,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 14.272727272727273) internal successors, (157), 8 states have internal predecessors, (157), 5 states have call successors, (47), 4 states have call predecessors, (47), 3 states have return successors, (38), 5 states have call predecessors, (38), 4 states have call successors, (38) [2025-01-09 18:36:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 46399 states and 65649 transitions. [2025-01-09 18:36:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2025-01-09 18:36:58,666 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:36:58,666 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:36:58,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-09 18:36:58,667 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:36:58,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:36:58,667 INFO L85 PathProgramCache]: Analyzing trace with hash -626110959, now seen corresponding path program 1 times [2025-01-09 18:36:58,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:36:58,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339024432] [2025-01-09 18:36:58,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:36:58,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:37:00,122 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 294 statements into 1 equivalence classes. [2025-01-09 18:37:00,202 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 294 of 294 statements. [2025-01-09 18:37:00,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:37:00,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:37:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2025-01-09 18:37:01,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:37:01,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339024432] [2025-01-09 18:37:01,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339024432] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:37:01,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:37:01,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 18:37:01,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96563454] [2025-01-09 18:37:01,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:37:01,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 18:37:01,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:37:01,397 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 18:37:01,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-01-09 18:37:01,398 INFO L87 Difference]: Start difference. First operand 46399 states and 65649 transitions. Second operand has 6 states, 5 states have (on average 29.2) internal successors, (146), 6 states have internal predecessors, (146), 4 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-01-09 18:37:05,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 18:37:09,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 18:37:13,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:37:13,685 INFO L93 Difference]: Finished difference Result 82078 states and 116203 transitions. [2025-01-09 18:37:13,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 18:37:13,685 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.2) internal successors, (146), 6 states have internal predecessors, (146), 4 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 294 [2025-01-09 18:37:13,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:37:13,837 INFO L225 Difference]: With dead ends: 82078 [2025-01-09 18:37:13,837 INFO L226 Difference]: Without dead ends: 35735 [2025-01-09 18:37:13,949 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-01-09 18:37:13,950 INFO L435 NwaCegarLoop]: 2694 mSDtfsCounter, 11 mSDsluCounter, 10157 mSDsCounter, 0 mSdLazyCounter, 628 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 12851 SdHoareTripleChecker+Invalid, 631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 628 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2025-01-09 18:37:13,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 12851 Invalid, 631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 628 Invalid, 2 Unknown, 0 Unchecked, 11.1s Time] [2025-01-09 18:37:13,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35735 states. [2025-01-09 18:37:15,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35735 to 35735. [2025-01-09 18:37:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35735 states, 24488 states have (on average 1.276298595230317) internal successors, (31254), 24978 states have internal predecessors, (31254), 9345 states have call successors, (9345), 1924 states have call predecessors, (9345), 1901 states have return successors, (9526), 9244 states have call predecessors, (9526), 9344 states have call successors, (9526) [2025-01-09 18:37:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35735 states to 35735 states and 50125 transitions. [2025-01-09 18:37:15,309 INFO L78 Accepts]: Start accepts. Automaton has 35735 states and 50125 transitions. Word has length 294 [2025-01-09 18:37:15,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:37:15,310 INFO L471 AbstractCegarLoop]: Abstraction has 35735 states and 50125 transitions. [2025-01-09 18:37:15,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.2) internal successors, (146), 6 states have internal predecessors, (146), 4 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-01-09 18:37:15,310 INFO L276 IsEmpty]: Start isEmpty. Operand 35735 states and 50125 transitions. [2025-01-09 18:37:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2025-01-09 18:37:15,404 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:37:15,404 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 8, 8, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:37:15,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-09 18:37:15,405 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:37:15,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:37:15,406 INFO L85 PathProgramCache]: Analyzing trace with hash 845301146, now seen corresponding path program 1 times [2025-01-09 18:37:15,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:37:15,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646688990] [2025-01-09 18:37:15,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:37:15,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:37:17,159 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 479 statements into 1 equivalence classes. [2025-01-09 18:37:17,210 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 479 of 479 statements. [2025-01-09 18:37:17,211 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:37:17,211 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:37:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 929 trivial. 0 not checked. [2025-01-09 18:37:18,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:37:18,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646688990] [2025-01-09 18:37:18,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646688990] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 18:37:18,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682317754] [2025-01-09 18:37:18,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:37:18,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 18:37:18,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:37:18,178 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 18:37:18,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 18:37:20,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 479 statements into 1 equivalence classes. [2025-01-09 18:37:21,098 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 479 of 479 statements. [2025-01-09 18:37:21,098 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:37:21,099 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:37:21,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 6871 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-09 18:37:21,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 18:37:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2025-01-09 18:37:21,929 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 18:37:21,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682317754] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:37:21,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 18:37:21,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2025-01-09 18:37:21,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823511225] [2025-01-09 18:37:21,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:37:21,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:37:21,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:37:21,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:37:21,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 18:37:21,932 INFO L87 Difference]: Start difference. First operand 35735 states and 50125 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (71), 3 states have call predecessors, (71), 3 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64)