./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 23:12:22,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 23:12:22,946 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-22 23:12:22,950 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 23:12:22,951 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 23:12:22,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 23:12:22,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 23:12:22,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 23:12:22,972 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 23:12:22,974 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 23:12:22,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 23:12:22,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 23:12:22,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 23:12:22,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 23:12:22,976 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 23:12:22,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 23:12:22,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 23:12:22,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 23:12:22,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 23:12:22,976 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 23:12:22,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 23:12:22,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 23:12:22,978 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 23:12:22,978 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-22 23:12:22,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 23:12:22,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 23:12:22,979 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 23:12:22,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 23:12:22,979 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 23:12:22,979 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 23:12:22,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 23:12:22,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 23:12:22,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 23:12:22,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 23:12:22,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 23:12:22,981 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 23:12:22,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 23:12:22,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 23:12:22,981 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 23:12:22,982 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 23:12:22,982 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 23:12:22,982 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b [2024-11-22 23:12:23,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 23:12:23,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 23:12:23,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 23:12:23,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 23:12:23,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 23:12:23,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-11-22 23:12:24,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 23:12:24,744 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 23:12:24,745 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-11-22 23:12:24,771 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbca727a2/c95796c898a34ff8a338098f9f18dbba/FLAGeccd4d1c6 [2024-11-22 23:12:24,784 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbca727a2/c95796c898a34ff8a338098f9f18dbba [2024-11-22 23:12:24,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 23:12:24,789 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 23:12:24,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 23:12:24,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 23:12:24,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 23:12:24,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:12:24" (1/1) ... [2024-11-22 23:12:24,800 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3916f7e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:24, skipping insertion in model container [2024-11-22 23:12:24,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:12:24" (1/1) ... [2024-11-22 23:12:24,871 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 23:12:25,204 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-11-22 23:12:25,208 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2024-11-22 23:12:25,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 23:12:25,549 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 23:12:25,601 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-11-22 23:12:25,602 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2024-11-22 23:12:25,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2634] [2024-11-22 23:12:25,606 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [2643] [2024-11-22 23:12:25,608 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" (179), "i" (12UL)); [2687-2688] [2024-11-22 23:12:25,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [2693-2696] [2024-11-22 23:12:25,610 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)); [2719-2720] [2024-11-22 23:12:25,610 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"); [2725-2727] [2024-11-22 23:12:25,611 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)); [2749-2750] [2024-11-22 23:12:25,612 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"); [2755-2757] [2024-11-22 23:12:25,613 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)); [2778-2779] [2024-11-22 23:12:25,616 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"); [2784-2786] [2024-11-22 23:12:25,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2024-11-22 23:12:25,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2024-11-22 23:12:25,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 23:12:25,798 INFO L204 MainTranslator]: Completed translation [2024-11-22 23:12:25,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25 WrapperNode [2024-11-22 23:12:25,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 23:12:25,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 23:12:25,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 23:12:25,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 23:12:25,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:25,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:25,933 INFO L138 Inliner]: procedures = 120, calls = 710, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 2510 [2024-11-22 23:12:25,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 23:12:25,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 23:12:25,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 23:12:25,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 23:12:25,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:25,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:25,968 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,057 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [2, 28, 252, 22, 3, 2, 51, 1, 7, 21, 23, 18, 6, 3, 9, 9, 5, 19, 1]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [2, 0, 7, 0, 0, 0, 51, 0, 7, 16, 16, 18, 4, 0, 6, 4, 3, 0, 0]. The 145 writes are split as follows [0, 24, 75, 22, 1, 1, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 17, 0]. [2024-11-22 23:12:26,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 23:12:26,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 23:12:26,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 23:12:26,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 23:12:26,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (1/1) ... [2024-11-22 23:12:26,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 23:12:26,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:12:26,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 23:12:26,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 23:12:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2024-11-22 23:12:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2024-11-22 23:12:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-22 23:12:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-22 23:12:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-11-22 23:12:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 23:12:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 23:12:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 23:12:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 23:12:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-22 23:12:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2024-11-22 23:12:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 23:12:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-22 23:12:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 23:12:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 23:12:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 23:12:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 23:12:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 23:12:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 23:12:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2024-11-22 23:12:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2024-11-22 23:12:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2024-11-22 23:12:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2024-11-22 23:12:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-22 23:12:26,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-22 23:12:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2024-11-22 23:12:26,269 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2024-11-22 23:12:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2024-11-22 23:12:26,269 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2024-11-22 23:12:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-22 23:12:26,269 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-22 23:12:26,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 23:12:26,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 23:12:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-22 23:12:26,271 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-22 23:12:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-11-22 23:12:26,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-11-22 23:12:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-22 23:12:26,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-22 23:12:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-22 23:12:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 23:12:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 23:12:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-11-22 23:12:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2024-11-22 23:12:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 23:12:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 23:12:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 23:12:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-11-22 23:12:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2024-11-22 23:12:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 23:12:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 23:12:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-22 23:12:26,275 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2024-11-22 23:12:26,275 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 23:12:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2024-11-22 23:12:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2024-11-22 23:12:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-22 23:12:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2024-11-22 23:12:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2024-11-22 23:12:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-22 23:12:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2024-11-22 23:12:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 23:12:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2024-11-22 23:12:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2024-11-22 23:12:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2024-11-22 23:12:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2024-11-22 23:12:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 23:12:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 23:12:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2024-11-22 23:12:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2024-11-22 23:12:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-22 23:12:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-22 23:12:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-22 23:12:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-22 23:12:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 23:12:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 23:12:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 23:12:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2024-11-22 23:12:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2024-11-22 23:12:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-11-22 23:12:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-11-22 23:12:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2024-11-22 23:12:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2024-11-22 23:12:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-22 23:12:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-22 23:12:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 23:12:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 23:12:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2024-11-22 23:12:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2024-11-22 23:12:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2024-11-22 23:12:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2024-11-22 23:12:26,615 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 23:12:26,619 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 23:12:26,678 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 23:12:34,163 INFO L? ?]: Removed 1066 outVars from TransFormulas that were not future-live. [2024-11-22 23:12:34,163 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 23:12:34,202 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 23:12:34,203 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-22 23:12:34,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:12:34 BoogieIcfgContainer [2024-11-22 23:12:34,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 23:12:34,206 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 23:12:34,206 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 23:12:34,208 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 23:12:34,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:12:24" (1/3) ... [2024-11-22 23:12:34,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2276be00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:12:34, skipping insertion in model container [2024-11-22 23:12:34,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:12:25" (2/3) ... [2024-11-22 23:12:34,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2276be00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:12:34, skipping insertion in model container [2024-11-22 23:12:34,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:12:34" (3/3) ... [2024-11-22 23:12:34,212 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2024-11-22 23:12:34,225 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 23:12:34,225 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 235 error locations. [2024-11-22 23:12:34,296 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 23:12:34,305 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;@3b3b021d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 23:12:34,305 INFO L334 AbstractCegarLoop]: Starting to check reachability of 235 error locations. [2024-11-22 23:12:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 1379 states, 962 states have (on average 1.5706860706860706) internal successors, (1511), 1212 states have internal predecessors, (1511), 138 states have call successors, (138), 45 states have call predecessors, (138), 44 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-22 23:12:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-22 23:12:34,320 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:34,321 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:12:34,321 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:34,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:34,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1106458909, now seen corresponding path program 1 times [2024-11-22 23:12:34,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:34,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456465740] [2024-11-22 23:12:34,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:34,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:35,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:35,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:35,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456465740] [2024-11-22 23:12:35,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456465740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:35,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:12:35,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 23:12:35,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007774345] [2024-11-22 23:12:35,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:35,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:12:35,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:35,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:12:35,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:35,356 INFO L87 Difference]: Start difference. First operand has 1379 states, 962 states have (on average 1.5706860706860706) internal successors, (1511), 1212 states have internal predecessors, (1511), 138 states have call successors, (138), 45 states have call predecessors, (138), 44 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:35,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:35,527 INFO L93 Difference]: Finished difference Result 2796 states and 3662 transitions. [2024-11-22 23:12:35,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:12:35,530 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2024-11-22 23:12:35,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:35,548 INFO L225 Difference]: With dead ends: 2796 [2024-11-22 23:12:35,548 INFO L226 Difference]: Without dead ends: 1392 [2024-11-22 23:12:35,555 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:35,557 INFO L432 NwaCegarLoop]: 1741 mSDtfsCounter, 87 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 3462 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:35,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 3462 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:12:35,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2024-11-22 23:12:35,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1386. [2024-11-22 23:12:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 992 states have (on average 1.53125) internal successors, (1519), 1214 states have internal predecessors, (1519), 135 states have call successors, (135), 46 states have call predecessors, (135), 46 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-22 23:12:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 1789 transitions. [2024-11-22 23:12:35,642 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 1789 transitions. Word has length 18 [2024-11-22 23:12:35,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:35,642 INFO L471 AbstractCegarLoop]: Abstraction has 1386 states and 1789 transitions. [2024-11-22 23:12:35,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1789 transitions. [2024-11-22 23:12:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-22 23:12:35,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:35,644 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:12:35,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 23:12:35,644 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:35,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:35,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1749973960, now seen corresponding path program 1 times [2024-11-22 23:12:35,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:35,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734884609] [2024-11-22 23:12:35,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:35,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:36,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:36,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:36,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734884609] [2024-11-22 23:12:36,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734884609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:36,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:12:36,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 23:12:36,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852652064] [2024-11-22 23:12:36,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:36,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:12:36,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:36,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:12:36,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:36,211 INFO L87 Difference]: Start difference. First operand 1386 states and 1789 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:36,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:36,384 INFO L93 Difference]: Finished difference Result 2800 states and 3631 transitions. [2024-11-22 23:12:36,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:12:36,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2024-11-22 23:12:36,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:36,394 INFO L225 Difference]: With dead ends: 2800 [2024-11-22 23:12:36,394 INFO L226 Difference]: Without dead ends: 1430 [2024-11-22 23:12:36,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:36,398 INFO L432 NwaCegarLoop]: 1702 mSDtfsCounter, 23 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:36,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 3397 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:12:36,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1430 states. [2024-11-22 23:12:36,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1430 to 1428. [2024-11-22 23:12:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1428 states, 1032 states have (on average 1.5261627906976745) internal successors, (1575), 1254 states have internal predecessors, (1575), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-22 23:12:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1849 transitions. [2024-11-22 23:12:36,449 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1849 transitions. Word has length 20 [2024-11-22 23:12:36,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:36,450 INFO L471 AbstractCegarLoop]: Abstraction has 1428 states and 1849 transitions. [2024-11-22 23:12:36,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1849 transitions. [2024-11-22 23:12:36,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-22 23:12:36,451 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:36,451 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:12:36,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 23:12:36,451 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:36,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:36,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1928870803, now seen corresponding path program 1 times [2024-11-22 23:12:36,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:36,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093041161] [2024-11-22 23:12:36,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:36,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:36,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:36,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:36,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093041161] [2024-11-22 23:12:36,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093041161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:36,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:12:36,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 23:12:36,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233890135] [2024-11-22 23:12:36,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:36,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:12:36,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:36,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:12:36,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:36,978 INFO L87 Difference]: Start difference. First operand 1428 states and 1849 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:37,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:37,060 INFO L93 Difference]: Finished difference Result 1458 states and 1893 transitions. [2024-11-22 23:12:37,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:12:37,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2024-11-22 23:12:37,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:37,066 INFO L225 Difference]: With dead ends: 1458 [2024-11-22 23:12:37,066 INFO L226 Difference]: Without dead ends: 1456 [2024-11-22 23:12:37,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:37,067 INFO L432 NwaCegarLoop]: 1710 mSDtfsCounter, 3 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 3415 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:37,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 3415 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 23:12:37,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2024-11-22 23:12:37,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1452. [2024-11-22 23:12:37,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1452 states, 1056 states have (on average 1.521780303030303) internal successors, (1607), 1278 states have internal predecessors, (1607), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-22 23:12:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 1881 transitions. [2024-11-22 23:12:37,099 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 1881 transitions. Word has length 23 [2024-11-22 23:12:37,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:37,102 INFO L471 AbstractCegarLoop]: Abstraction has 1452 states and 1881 transitions. [2024-11-22 23:12:37,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:37,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1881 transitions. [2024-11-22 23:12:37,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-22 23:12:37,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:37,104 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:12:37,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 23:12:37,104 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:37,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:37,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1720013774, now seen corresponding path program 1 times [2024-11-22 23:12:37,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:37,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92857153] [2024-11-22 23:12:37,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:37,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:37,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:37,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92857153] [2024-11-22 23:12:37,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92857153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:12:37,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703538182] [2024-11-22 23:12:37,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:37,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:37,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:12:37,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:12:37,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 23:12:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:38,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 1336 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 23:12:38,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:12:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:38,603 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 23:12:38,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703538182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:38,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 23:12:38,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-22 23:12:38,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319730533] [2024-11-22 23:12:38,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:38,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 23:12:38,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:38,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 23:12:38,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 23:12:38,605 INFO L87 Difference]: Start difference. First operand 1452 states and 1881 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:38,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:38,792 INFO L93 Difference]: Finished difference Result 1454 states and 1881 transitions. [2024-11-22 23:12:38,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 23:12:38,793 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2024-11-22 23:12:38,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:38,798 INFO L225 Difference]: With dead ends: 1454 [2024-11-22 23:12:38,798 INFO L226 Difference]: Without dead ends: 1452 [2024-11-22 23:12:38,799 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 23:12:38,799 INFO L432 NwaCegarLoop]: 1713 mSDtfsCounter, 46 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:38,800 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 3408 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 23:12:38,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2024-11-22 23:12:38,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1450. [2024-11-22 23:12:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1056 states have (on average 1.5179924242424243) internal successors, (1603), 1276 states have internal predecessors, (1603), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-22 23:12:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1877 transitions. [2024-11-22 23:12:38,827 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1877 transitions. Word has length 24 [2024-11-22 23:12:38,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:38,827 INFO L471 AbstractCegarLoop]: Abstraction has 1450 states and 1877 transitions. [2024-11-22 23:12:38,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1877 transitions. [2024-11-22 23:12:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-22 23:12:38,828 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:38,828 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:12:38,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-22 23:12:39,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:39,029 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr106ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:39,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:39,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1780822120, now seen corresponding path program 1 times [2024-11-22 23:12:39,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:39,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041587229] [2024-11-22 23:12:39,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:39,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:39,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-22 23:12:39,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:39,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041587229] [2024-11-22 23:12:39,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041587229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:39,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:12:39,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 23:12:39,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729442347] [2024-11-22 23:12:39,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:39,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:12:39,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:39,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:12:39,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:39,488 INFO L87 Difference]: Start difference. First operand 1450 states and 1877 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:39,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:39,611 INFO L93 Difference]: Finished difference Result 1452 states and 1877 transitions. [2024-11-22 23:12:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:12:39,612 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-22 23:12:39,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:39,616 INFO L225 Difference]: With dead ends: 1452 [2024-11-22 23:12:39,616 INFO L226 Difference]: Without dead ends: 1451 [2024-11-22 23:12:39,617 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:39,618 INFO L432 NwaCegarLoop]: 1699 mSDtfsCounter, 23 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:39,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 3394 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:12:39,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2024-11-22 23:12:39,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1443. [2024-11-22 23:12:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1443 states, 1050 states have (on average 1.519047619047619) internal successors, (1595), 1269 states have internal predecessors, (1595), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-22 23:12:39,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1443 states and 1869 transitions. [2024-11-22 23:12:39,641 INFO L78 Accepts]: Start accepts. Automaton has 1443 states and 1869 transitions. Word has length 25 [2024-11-22 23:12:39,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:39,642 INFO L471 AbstractCegarLoop]: Abstraction has 1443 states and 1869 transitions. [2024-11-22 23:12:39,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1869 transitions. [2024-11-22 23:12:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-22 23:12:39,642 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:39,643 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 23:12:39,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 23:12:39,643 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:39,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:39,643 INFO L85 PathProgramCache]: Analyzing trace with hash -339814583, now seen corresponding path program 1 times [2024-11-22 23:12:39,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:39,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398870202] [2024-11-22 23:12:39,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:39,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:40,160 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:40,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:40,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398870202] [2024-11-22 23:12:40,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398870202] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:12:40,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258796579] [2024-11-22 23:12:40,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:40,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:40,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:12:40,165 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:12:40,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-22 23:12:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:40,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 23:12:40,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:12:41,046 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:41,047 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 23:12:41,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258796579] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:41,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 23:12:41,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-22 23:12:41,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54653430] [2024-11-22 23:12:41,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:41,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 23:12:41,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:41,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 23:12:41,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 23:12:41,048 INFO L87 Difference]: Start difference. First operand 1443 states and 1869 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:41,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:41,125 INFO L93 Difference]: Finished difference Result 1447 states and 1873 transitions. [2024-11-22 23:12:41,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 23:12:41,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2024-11-22 23:12:41,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:41,130 INFO L225 Difference]: With dead ends: 1447 [2024-11-22 23:12:41,130 INFO L226 Difference]: Without dead ends: 1446 [2024-11-22 23:12:41,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 23:12:41,131 INFO L432 NwaCegarLoop]: 1708 mSDtfsCounter, 5 mSDsluCounter, 3401 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 5109 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:41,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 5109 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:12:41,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2024-11-22 23:12:41,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1442. [2024-11-22 23:12:41,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1442 states, 1050 states have (on average 1.5152380952380953) internal successors, (1591), 1268 states have internal predecessors, (1591), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-22 23:12:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1442 states and 1865 transitions. [2024-11-22 23:12:41,154 INFO L78 Accepts]: Start accepts. Automaton has 1442 states and 1865 transitions. Word has length 29 [2024-11-22 23:12:41,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:41,155 INFO L471 AbstractCegarLoop]: Abstraction has 1442 states and 1865 transitions. [2024-11-22 23:12:41,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1865 transitions. [2024-11-22 23:12:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-22 23:12:41,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:41,156 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 23:12:41,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-22 23:12:41,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-22 23:12:41,357 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:41,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:41,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1944314848, now seen corresponding path program 1 times [2024-11-22 23:12:41,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:41,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494871509] [2024-11-22 23:12:41,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:41,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:41,816 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:41,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:41,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494871509] [2024-11-22 23:12:41,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494871509] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:12:41,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007408126] [2024-11-22 23:12:41,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:41,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:41,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:12:41,819 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:12:41,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-22 23:12:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:42,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 1345 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 23:12:42,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:12:42,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:42,680 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 23:12:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:42,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007408126] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 23:12:42,765 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 23:12:42,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-22 23:12:42,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704552376] [2024-11-22 23:12:42,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 23:12:42,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 23:12:42,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:42,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 23:12:42,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 23:12:42,766 INFO L87 Difference]: Start difference. First operand 1442 states and 1865 transitions. Second operand has 7 states, 6 states have (on average 8.0) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:42,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:42,888 INFO L93 Difference]: Finished difference Result 1531 states and 1989 transitions. [2024-11-22 23:12:42,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 23:12:42,889 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.0) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2024-11-22 23:12:42,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:42,893 INFO L225 Difference]: With dead ends: 1531 [2024-11-22 23:12:42,893 INFO L226 Difference]: Without dead ends: 1530 [2024-11-22 23:12:42,894 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 23:12:42,894 INFO L432 NwaCegarLoop]: 1706 mSDtfsCounter, 10 mSDsluCounter, 5112 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 6818 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:42,894 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 6818 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:12:42,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2024-11-22 23:12:42,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1514. [2024-11-22 23:12:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1514 states, 1122 states have (on average 1.5035650623885919) internal successors, (1687), 1340 states have internal predecessors, (1687), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-22 23:12:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 1961 transitions. [2024-11-22 23:12:42,917 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 1961 transitions. Word has length 30 [2024-11-22 23:12:42,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:42,917 INFO L471 AbstractCegarLoop]: Abstraction has 1514 states and 1961 transitions. [2024-11-22 23:12:42,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.0) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:42,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1961 transitions. [2024-11-22 23:12:42,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-22 23:12:42,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:42,918 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 23:12:42,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-22 23:12:43,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:43,119 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr104ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:43,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:43,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1047170032, now seen corresponding path program 1 times [2024-11-22 23:12:43,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:43,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662076001] [2024-11-22 23:12:43,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:43,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:43,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:43,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662076001] [2024-11-22 23:12:43,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662076001] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:12:43,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717863945] [2024-11-22 23:12:43,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:43,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:43,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:12:43,683 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:12:43,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-22 23:12:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:44,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 1338 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 23:12:44,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:12:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:44,620 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 23:12:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 23:12:44,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717863945] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 23:12:44,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 23:12:44,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-22 23:12:44,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892968211] [2024-11-22 23:12:44,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 23:12:44,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 23:12:44,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:44,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 23:12:44,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 23:12:44,725 INFO L87 Difference]: Start difference. First operand 1514 states and 1961 transitions. Second operand has 7 states, 6 states have (on average 9.333333333333334) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:44,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:44,974 INFO L93 Difference]: Finished difference Result 3280 states and 4277 transitions. [2024-11-22 23:12:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 23:12:44,975 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 9.333333333333334) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2024-11-22 23:12:44,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:44,981 INFO L225 Difference]: With dead ends: 3280 [2024-11-22 23:12:44,981 INFO L226 Difference]: Without dead ends: 1782 [2024-11-22 23:12:44,984 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-22 23:12:44,985 INFO L432 NwaCegarLoop]: 1697 mSDtfsCounter, 175 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 3431 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:44,985 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 3431 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 23:12:44,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2024-11-22 23:12:45,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1768. [2024-11-22 23:12:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1768 states, 1370 states have (on average 1.4781021897810218) internal successors, (2025), 1588 states have internal predecessors, (2025), 143 states have call successors, (143), 46 states have call predecessors, (143), 46 states have return successors, (143), 138 states have call predecessors, (143), 143 states have call successors, (143) [2024-11-22 23:12:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1768 states and 2311 transitions. [2024-11-22 23:12:45,013 INFO L78 Accepts]: Start accepts. Automaton has 1768 states and 2311 transitions. Word has length 32 [2024-11-22 23:12:45,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:45,013 INFO L471 AbstractCegarLoop]: Abstraction has 1768 states and 2311 transitions. [2024-11-22 23:12:45,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 9.333333333333334) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:12:45,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2311 transitions. [2024-11-22 23:12:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-22 23:12:45,014 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:45,014 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 23:12:45,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-22 23:12:45,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:45,215 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:45,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:45,216 INFO L85 PathProgramCache]: Analyzing trace with hash 695227919, now seen corresponding path program 1 times [2024-11-22 23:12:45,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:45,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289403699] [2024-11-22 23:12:45,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:45,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-22 23:12:45,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:45,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289403699] [2024-11-22 23:12:45,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289403699] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:45,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:12:45,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 23:12:45,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541519377] [2024-11-22 23:12:45,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:45,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:12:45,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:45,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:12:45,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:45,677 INFO L87 Difference]: Start difference. First operand 1768 states and 2311 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-22 23:12:49,715 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 [] [2024-11-22 23:12:49,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:49,808 INFO L93 Difference]: Finished difference Result 3767 states and 4947 transitions. [2024-11-22 23:12:49,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:12:49,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 47 [2024-11-22 23:12:49,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:49,817 INFO L225 Difference]: With dead ends: 3767 [2024-11-22 23:12:49,817 INFO L226 Difference]: Without dead ends: 2015 [2024-11-22 23:12:49,821 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:49,822 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 80 mSDsluCounter, 1687 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 3462 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:49,823 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 3462 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-22 23:12:49,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2015 states. [2024-11-22 23:12:49,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2015 to 2013. [2024-11-22 23:12:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 1609 states have (on average 1.4617775015537602) internal successors, (2352), 1827 states have internal predecessors, (2352), 148 states have call successors, (148), 47 states have call predecessors, (148), 47 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-22 23:12:49,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 2648 transitions. [2024-11-22 23:12:49,855 INFO L78 Accepts]: Start accepts. Automaton has 2013 states and 2648 transitions. Word has length 47 [2024-11-22 23:12:49,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:49,855 INFO L471 AbstractCegarLoop]: Abstraction has 2013 states and 2648 transitions. [2024-11-22 23:12:49,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-22 23:12:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2648 transitions. [2024-11-22 23:12:49,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-22 23:12:49,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:49,857 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 23:12:49,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 23:12:49,857 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:49,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:49,858 INFO L85 PathProgramCache]: Analyzing trace with hash 90592830, now seen corresponding path program 1 times [2024-11-22 23:12:49,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:49,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216391508] [2024-11-22 23:12:49,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:12:49,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:12:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 23:12:50,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:50,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216391508] [2024-11-22 23:12:50,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216391508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:50,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:12:50,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 23:12:50,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124713987] [2024-11-22 23:12:50,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:50,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:12:50,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:50,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:12:50,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:50,323 INFO L87 Difference]: Start difference. First operand 2013 states and 2648 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-22 23:12:50,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:12:50,406 INFO L93 Difference]: Finished difference Result 2514 states and 3328 transitions. [2024-11-22 23:12:50,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:12:50,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 48 [2024-11-22 23:12:50,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:12:50,414 INFO L225 Difference]: With dead ends: 2514 [2024-11-22 23:12:50,414 INFO L226 Difference]: Without dead ends: 2512 [2024-11-22 23:12:50,415 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:12:50,415 INFO L432 NwaCegarLoop]: 1709 mSDtfsCounter, 65 mSDsluCounter, 1697 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 3406 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:12:50,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 3406 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:12:50,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2512 states. [2024-11-22 23:12:50,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2512 to 2510. [2024-11-22 23:12:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2510 states, 2090 states have (on average 1.4382775119617226) internal successors, (3006), 2308 states have internal predecessors, (3006), 160 states have call successors, (160), 51 states have call predecessors, (160), 51 states have return successors, (160), 155 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-22 23:12:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2510 states and 3326 transitions. [2024-11-22 23:12:50,490 INFO L78 Accepts]: Start accepts. Automaton has 2510 states and 3326 transitions. Word has length 48 [2024-11-22 23:12:50,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:12:50,491 INFO L471 AbstractCegarLoop]: Abstraction has 2510 states and 3326 transitions. [2024-11-22 23:12:50,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-22 23:12:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 3326 transitions. [2024-11-22 23:12:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-22 23:12:50,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:12:50,492 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:12:50,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-22 23:12:50,492 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:12:50,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:12:50,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1306890302, now seen corresponding path program 2 times [2024-11-22 23:12:50,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:12:50,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685004838] [2024-11-22 23:12:50,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 23:12:50,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:12:50,895 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-22 23:12:50,896 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 23:12:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-22 23:12:56,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:12:56,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685004838] [2024-11-22 23:12:56,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685004838] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:12:56,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663164067] [2024-11-22 23:12:56,308 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 23:12:56,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:12:56,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:12:56,311 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:12:56,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-22 23:12:57,197 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-22 23:12:57,197 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 23:12:57,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 1325 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-22 23:12:57,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:12:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 23:12:57,790 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 23:12:57,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663164067] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:12:57,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 23:12:57,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2024-11-22 23:12:57,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613043107] [2024-11-22 23:12:57,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:12:57,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 23:12:57,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:12:57,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 23:12:57,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-22 23:12:57,791 INFO L87 Difference]: Start difference. First operand 2510 states and 3326 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:13:01,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 23:13:02,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:02,924 INFO L93 Difference]: Finished difference Result 3970 states and 5207 transitions. [2024-11-22 23:13:02,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 23:13:02,927 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2024-11-22 23:13:02,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:02,932 INFO L225 Difference]: With dead ends: 3970 [2024-11-22 23:13:02,932 INFO L226 Difference]: Without dead ends: 1476 [2024-11-22 23:13:02,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-22 23:13:02,937 INFO L432 NwaCegarLoop]: 1682 mSDtfsCounter, 1675 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 3096 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:02,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1675 Valid, 3096 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 275 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-22 23:13:02,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2024-11-22 23:13:02,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 1476. [2024-11-22 23:13:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1476 states, 1087 states have (on average 1.4931002759889604) internal successors, (1623), 1303 states have internal predecessors, (1623), 135 states have call successors, (135), 47 states have call predecessors, (135), 47 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-22 23:13:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1476 states and 1893 transitions. [2024-11-22 23:13:02,969 INFO L78 Accepts]: Start accepts. Automaton has 1476 states and 1893 transitions. Word has length 48 [2024-11-22 23:13:02,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:02,969 INFO L471 AbstractCegarLoop]: Abstraction has 1476 states and 1893 transitions. [2024-11-22 23:13:02,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-22 23:13:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1893 transitions. [2024-11-22 23:13:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-22 23:13:02,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:02,972 INFO L215 NwaCegarLoop]: trace histogram [3, 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] [2024-11-22 23:13:02,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-22 23:13:03,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-22 23:13:03,172 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:03,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:03,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1080389363, now seen corresponding path program 1 times [2024-11-22 23:13:03,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:03,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368015689] [2024-11-22 23:13:03,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:03,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-22 23:13:03,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368015689] [2024-11-22 23:13:03,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368015689] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:13:03,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634406297] [2024-11-22 23:13:03,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:03,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:03,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:13:03,653 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:13:03,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-22 23:13:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:04,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 1471 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-22 23:13:04,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:13:04,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-22 23:13:04,651 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 23:13:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-22 23:13:04,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634406297] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 23:13:04,864 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 23:13:04,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5, 5] total 10 [2024-11-22 23:13:04,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820120740] [2024-11-22 23:13:04,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 23:13:04,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-22 23:13:04,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:04,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-22 23:13:04,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-22 23:13:04,866 INFO L87 Difference]: Start difference. First operand 1476 states and 1893 transitions. Second operand has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-22 23:13:08,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 23:13:10,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:10,341 INFO L93 Difference]: Finished difference Result 4437 states and 5701 transitions. [2024-11-22 23:13:10,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-22 23:13:10,342 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 58 [2024-11-22 23:13:10,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:10,350 INFO L225 Difference]: With dead ends: 4437 [2024-11-22 23:13:10,350 INFO L226 Difference]: Without dead ends: 2977 [2024-11-22 23:13:10,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2024-11-22 23:13:10,354 INFO L432 NwaCegarLoop]: 1731 mSDtfsCounter, 1745 mSDsluCounter, 4795 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 6526 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:10,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1745 Valid, 6526 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 372 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-22 23:13:10,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2977 states. [2024-11-22 23:13:10,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2977 to 2773. [2024-11-22 23:13:10,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2773 states, 2210 states have (on average 1.4737556561085974) internal successors, (3257), 2436 states have internal predecessors, (3257), 266 states have call successors, (266), 90 states have call predecessors, (266), 90 states have return successors, (266), 256 states have call predecessors, (266), 266 states have call successors, (266) [2024-11-22 23:13:10,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 2773 states and 3789 transitions. [2024-11-22 23:13:10,398 INFO L78 Accepts]: Start accepts. Automaton has 2773 states and 3789 transitions. Word has length 58 [2024-11-22 23:13:10,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:10,398 INFO L471 AbstractCegarLoop]: Abstraction has 2773 states and 3789 transitions. [2024-11-22 23:13:10,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-22 23:13:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3789 transitions. [2024-11-22 23:13:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-22 23:13:10,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:10,400 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 3, 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] [2024-11-22 23:13:10,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-22 23:13:10,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:10,601 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:10,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:10,601 INFO L85 PathProgramCache]: Analyzing trace with hash 2062139769, now seen corresponding path program 1 times [2024-11-22 23:13:10,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:10,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194346904] [2024-11-22 23:13:10,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:10,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-22 23:13:11,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:11,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194346904] [2024-11-22 23:13:11,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194346904] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:13:11,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794374339] [2024-11-22 23:13:11,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:11,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:11,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:13:11,124 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:13:11,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-22 23:13:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:12,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 1540 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-22 23:13:12,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:13:12,334 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-22 23:13:12,335 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 23:13:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 66 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-22 23:13:12,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794374339] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 23:13:12,751 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 23:13:12,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 9, 9] total 18 [2024-11-22 23:13:12,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774212623] [2024-11-22 23:13:12,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 23:13:12,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-22 23:13:12,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:12,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-22 23:13:12,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2024-11-22 23:13:12,753 INFO L87 Difference]: Start difference. First operand 2773 states and 3789 transitions. Second operand has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-22 23:13:14,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:14,716 INFO L93 Difference]: Finished difference Result 7406 states and 9945 transitions. [2024-11-22 23:13:14,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-22 23:13:14,716 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 75 [2024-11-22 23:13:14,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:14,733 INFO L225 Difference]: With dead ends: 7406 [2024-11-22 23:13:14,733 INFO L226 Difference]: Without dead ends: 4649 [2024-11-22 23:13:14,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=720, Invalid=1350, Unknown=0, NotChecked=0, Total=2070 [2024-11-22 23:13:14,740 INFO L432 NwaCegarLoop]: 1676 mSDtfsCounter, 1775 mSDsluCounter, 11437 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1775 SdHoareTripleChecker+Valid, 13113 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:14,740 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1775 Valid, 13113 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-22 23:13:14,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2024-11-22 23:13:14,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 4446. [2024-11-22 23:13:14,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4446 states, 3705 states have (on average 1.4240215924426451) internal successors, (5276), 3941 states have internal predecessors, (5276), 399 states have call successors, (399), 135 states have call predecessors, (399), 135 states have return successors, (399), 384 states have call predecessors, (399), 399 states have call successors, (399) [2024-11-22 23:13:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 4446 states and 6074 transitions. [2024-11-22 23:13:14,813 INFO L78 Accepts]: Start accepts. Automaton has 4446 states and 6074 transitions. Word has length 75 [2024-11-22 23:13:14,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:14,813 INFO L471 AbstractCegarLoop]: Abstraction has 4446 states and 6074 transitions. [2024-11-22 23:13:14,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 18 states have internal predecessors, (134), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-22 23:13:14,814 INFO L276 IsEmpty]: Start isEmpty. Operand 4446 states and 6074 transitions. [2024-11-22 23:13:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-22 23:13:14,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:14,816 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:13:14,828 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-22 23:13:15,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:15,016 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting analog_disconnectErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:15,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:15,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1914340405, now seen corresponding path program 1 times [2024-11-22 23:13:15,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:15,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978502721] [2024-11-22 23:13:15,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:15,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-22 23:13:15,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:15,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978502721] [2024-11-22 23:13:15,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978502721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:13:15,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:13:15,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 23:13:15,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029481029] [2024-11-22 23:13:15,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:13:15,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:13:15,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:15,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:13:15,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:13:15,542 INFO L87 Difference]: Start difference. First operand 4446 states and 6074 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 23:13:19,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 23:13:19,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:19,697 INFO L93 Difference]: Finished difference Result 9114 states and 12417 transitions. [2024-11-22 23:13:19,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:13:19,697 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 119 [2024-11-22 23:13:19,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:19,713 INFO L225 Difference]: With dead ends: 9114 [2024-11-22 23:13:19,713 INFO L226 Difference]: Without dead ends: 4863 [2024-11-22 23:13:19,721 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:13:19,722 INFO L432 NwaCegarLoop]: 1777 mSDtfsCounter, 1643 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:19,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1643 Valid, 1900 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-22 23:13:19,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4863 states. [2024-11-22 23:13:19,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4863 to 4857. [2024-11-22 23:13:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4857 states, 4065 states have (on average 1.401968019680197) internal successors, (5699), 4301 states have internal predecessors, (5699), 423 states have call successors, (423), 162 states have call predecessors, (423), 162 states have return successors, (423), 408 states have call predecessors, (423), 423 states have call successors, (423) [2024-11-22 23:13:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 4857 states and 6545 transitions. [2024-11-22 23:13:19,809 INFO L78 Accepts]: Start accepts. Automaton has 4857 states and 6545 transitions. Word has length 119 [2024-11-22 23:13:19,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:19,809 INFO L471 AbstractCegarLoop]: Abstraction has 4857 states and 6545 transitions. [2024-11-22 23:13:19,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 23:13:19,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4857 states and 6545 transitions. [2024-11-22 23:13:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-22 23:13:19,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:19,811 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 4, 3, 3, 3, 3, 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] [2024-11-22 23:13:19,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-22 23:13:19,811 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:19,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:19,811 INFO L85 PathProgramCache]: Analyzing trace with hash 575494328, now seen corresponding path program 1 times [2024-11-22 23:13:19,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:19,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628341421] [2024-11-22 23:13:19,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:19,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:20,339 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-22 23:13:20,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:20,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628341421] [2024-11-22 23:13:20,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628341421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:13:20,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:13:20,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 23:13:20,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344834213] [2024-11-22 23:13:20,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:13:20,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 23:13:20,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:20,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 23:13:20,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 23:13:20,342 INFO L87 Difference]: Start difference. First operand 4857 states and 6545 transitions. Second operand has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-22 23:13:21,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:21,416 INFO L93 Difference]: Finished difference Result 4960 states and 6663 transitions. [2024-11-22 23:13:21,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 23:13:21,417 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 117 [2024-11-22 23:13:21,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:21,436 INFO L225 Difference]: With dead ends: 4960 [2024-11-22 23:13:21,436 INFO L226 Difference]: Without dead ends: 4958 [2024-11-22 23:13:21,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-22 23:13:21,441 INFO L432 NwaCegarLoop]: 1678 mSDtfsCounter, 3139 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3139 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:21,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3139 Valid, 1734 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-22 23:13:21,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2024-11-22 23:13:21,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 3302. [2024-11-22 23:13:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 2707 states have (on average 1.4011821204285186) internal successors, (3793), 2931 states have internal predecessors, (3793), 282 states have call successors, (282), 108 states have call predecessors, (282), 108 states have return successors, (282), 272 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-22 23:13:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 4357 transitions. [2024-11-22 23:13:21,532 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 4357 transitions. Word has length 117 [2024-11-22 23:13:21,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:21,532 INFO L471 AbstractCegarLoop]: Abstraction has 3302 states and 4357 transitions. [2024-11-22 23:13:21,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-22 23:13:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 4357 transitions. [2024-11-22 23:13:21,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-22 23:13:21,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:21,534 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 5, 4, 4, 4, 4, 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] [2024-11-22 23:13:21,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-22 23:13:21,534 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:21,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:21,535 INFO L85 PathProgramCache]: Analyzing trace with hash -563861545, now seen corresponding path program 1 times [2024-11-22 23:13:21,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:21,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804988609] [2024-11-22 23:13:21,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:21,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-22 23:13:22,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:22,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804988609] [2024-11-22 23:13:22,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804988609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:13:22,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:13:22,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 23:13:22,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440660490] [2024-11-22 23:13:22,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:13:22,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:13:22,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:22,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:13:22,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:13:22,032 INFO L87 Difference]: Start difference. First operand 3302 states and 4357 transitions. Second operand has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-22 23:13:22,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:22,118 INFO L93 Difference]: Finished difference Result 3302 states and 4357 transitions. [2024-11-22 23:13:22,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:13:22,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 128 [2024-11-22 23:13:22,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:22,131 INFO L225 Difference]: With dead ends: 3302 [2024-11-22 23:13:22,131 INFO L226 Difference]: Without dead ends: 3301 [2024-11-22 23:13:22,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:13:22,133 INFO L432 NwaCegarLoop]: 1678 mSDtfsCounter, 1671 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1671 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:22,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1671 Valid, 1678 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 23:13:22,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3301 states. [2024-11-22 23:13:22,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3301 to 3301. [2024-11-22 23:13:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3301 states, 2707 states have (on average 1.4008127077946066) internal successors, (3792), 2930 states have internal predecessors, (3792), 282 states have call successors, (282), 108 states have call predecessors, (282), 108 states have return successors, (282), 272 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-22 23:13:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 4356 transitions. [2024-11-22 23:13:22,207 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 4356 transitions. Word has length 128 [2024-11-22 23:13:22,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:22,209 INFO L471 AbstractCegarLoop]: Abstraction has 3301 states and 4356 transitions. [2024-11-22 23:13:22,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-22 23:13:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 4356 transitions. [2024-11-22 23:13:22,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-22 23:13:22,211 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:22,211 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 23:13:22,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-22 23:13:22,211 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting analog_disconnectErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:22,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:22,211 INFO L85 PathProgramCache]: Analyzing trace with hash -137673553, now seen corresponding path program 1 times [2024-11-22 23:13:22,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:22,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817391235] [2024-11-22 23:13:22,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:22,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-22 23:13:22,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:22,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817391235] [2024-11-22 23:13:22,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817391235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:13:22,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:13:22,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 23:13:22,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233656762] [2024-11-22 23:13:22,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:13:22,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 23:13:22,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:22,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 23:13:22,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 23:13:22,767 INFO L87 Difference]: Start difference. First operand 3301 states and 4356 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-22 23:13:26,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 23:13:26,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:26,967 INFO L93 Difference]: Finished difference Result 9087 states and 12140 transitions. [2024-11-22 23:13:26,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 23:13:26,968 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 135 [2024-11-22 23:13:26,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:26,980 INFO L225 Difference]: With dead ends: 9087 [2024-11-22 23:13:26,981 INFO L226 Difference]: Without dead ends: 5981 [2024-11-22 23:13:26,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 23:13:26,987 INFO L432 NwaCegarLoop]: 3352 mSDtfsCounter, 1671 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1671 SdHoareTripleChecker+Valid, 8376 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:26,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1671 Valid, 8376 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-22 23:13:26,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5981 states. [2024-11-22 23:13:27,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5981 to 3305. [2024-11-22 23:13:27,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 2711 states have (on average 1.400221320545924) internal successors, (3796), 2934 states have internal predecessors, (3796), 282 states have call successors, (282), 108 states have call predecessors, (282), 108 states have return successors, (282), 272 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-22 23:13:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 4360 transitions. [2024-11-22 23:13:27,069 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 4360 transitions. Word has length 135 [2024-11-22 23:13:27,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:27,070 INFO L471 AbstractCegarLoop]: Abstraction has 3305 states and 4360 transitions. [2024-11-22 23:13:27,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-22 23:13:27,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 4360 transitions. [2024-11-22 23:13:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-22 23:13:27,071 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:27,071 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 3, 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] [2024-11-22 23:13:27,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-22 23:13:27,071 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:27,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:27,072 INFO L85 PathProgramCache]: Analyzing trace with hash -799781215, now seen corresponding path program 1 times [2024-11-22 23:13:27,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:27,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315700892] [2024-11-22 23:13:27,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:27,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:27,556 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2024-11-22 23:13:27,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:27,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315700892] [2024-11-22 23:13:27,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315700892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 23:13:27,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 23:13:27,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 23:13:27,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639449568] [2024-11-22 23:13:27,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 23:13:27,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 23:13:27,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:27,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 23:13:27,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:13:27,558 INFO L87 Difference]: Start difference. First operand 3305 states and 4360 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-22 23:13:27,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:27,752 INFO L93 Difference]: Finished difference Result 6553 states and 8725 transitions. [2024-11-22 23:13:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 23:13:27,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 137 [2024-11-22 23:13:27,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:27,760 INFO L225 Difference]: With dead ends: 6553 [2024-11-22 23:13:27,760 INFO L226 Difference]: Without dead ends: 3443 [2024-11-22 23:13:27,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 23:13:27,766 INFO L432 NwaCegarLoop]: 1681 mSDtfsCounter, 66 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 3339 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:27,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 3339 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 23:13:27,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2024-11-22 23:13:27,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3357. [2024-11-22 23:13:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3357 states, 2757 states have (on average 1.3986216902430177) internal successors, (3856), 2980 states have internal predecessors, (3856), 288 states have call successors, (288), 108 states have call predecessors, (288), 108 states have return successors, (288), 278 states have call predecessors, (288), 288 states have call successors, (288) [2024-11-22 23:13:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 4432 transitions. [2024-11-22 23:13:27,843 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 4432 transitions. Word has length 137 [2024-11-22 23:13:27,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:27,844 INFO L471 AbstractCegarLoop]: Abstraction has 3357 states and 4432 transitions. [2024-11-22 23:13:27,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-22 23:13:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 4432 transitions. [2024-11-22 23:13:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-22 23:13:27,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:27,846 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 6, 5, 5, 5, 5, 3, 3, 3, 3, 3, 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] [2024-11-22 23:13:27,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-22 23:13:27,846 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:27,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:27,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1791231223, now seen corresponding path program 1 times [2024-11-22 23:13:27,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:27,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576244522] [2024-11-22 23:13:27,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:27,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:29,092 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 10 proven. 378 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-22 23:13:29,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:29,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576244522] [2024-11-22 23:13:29,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576244522] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:13:29,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392390945] [2024-11-22 23:13:29,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 23:13:29,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:29,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:13:29,095 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:13:29,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-22 23:13:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 23:13:30,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 1761 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-22 23:13:30,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 23:13:30,383 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 14 proven. 378 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-22 23:13:30,383 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 23:13:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 10 proven. 378 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-22 23:13:30,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392390945] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-22 23:13:30,890 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-22 23:13:30,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 19 [2024-11-22 23:13:30,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282265772] [2024-11-22 23:13:30,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-22 23:13:30,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-22 23:13:30,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 23:13:30,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-22 23:13:30,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-22 23:13:30,891 INFO L87 Difference]: Start difference. First operand 3357 states and 4432 transitions. Second operand has 19 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-22 23:13:31,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 23:13:31,116 INFO L93 Difference]: Finished difference Result 6778 states and 8947 transitions. [2024-11-22 23:13:31,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-22 23:13:31,117 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 139 [2024-11-22 23:13:31,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 23:13:31,124 INFO L225 Difference]: With dead ends: 6778 [2024-11-22 23:13:31,124 INFO L226 Difference]: Without dead ends: 3437 [2024-11-22 23:13:31,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 262 SyntacticMatches, 14 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-22 23:13:31,131 INFO L432 NwaCegarLoop]: 1679 mSDtfsCounter, 3 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5031 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 23:13:31,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5031 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 23:13:31,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3437 states. [2024-11-22 23:13:31,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3437 to 3437. [2024-11-22 23:13:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3437 states, 2837 states have (on average 1.387381036305957) internal successors, (3936), 3060 states have internal predecessors, (3936), 288 states have call successors, (288), 108 states have call predecessors, (288), 108 states have return successors, (288), 278 states have call predecessors, (288), 288 states have call successors, (288) [2024-11-22 23:13:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 4512 transitions. [2024-11-22 23:13:31,202 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 4512 transitions. Word has length 139 [2024-11-22 23:13:31,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 23:13:31,202 INFO L471 AbstractCegarLoop]: Abstraction has 3437 states and 4512 transitions. [2024-11-22 23:13:31,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-22 23:13:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 4512 transitions. [2024-11-22 23:13:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-22 23:13:31,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 23:13:31,204 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 6, 5, 5, 5, 5, 3, 3, 3, 3, 3, 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] [2024-11-22 23:13:31,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-22 23:13:31,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:31,405 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_decodeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_decodeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2024-11-22 23:13:31,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 23:13:31,406 INFO L85 PathProgramCache]: Analyzing trace with hash 2135646333, now seen corresponding path program 2 times [2024-11-22 23:13:31,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 23:13:31,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240895777] [2024-11-22 23:13:31,406 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 23:13:31,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 23:13:31,821 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-22 23:13:31,821 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 23:13:32,113 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 18 proven. 48 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2024-11-22 23:13:32,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 23:13:32,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240895777] [2024-11-22 23:13:32,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240895777] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 23:13:32,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815469075] [2024-11-22 23:13:32,114 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 23:13:32,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 23:13:32,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 23:13:32,116 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 23:13:32,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process