./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 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-3061b6d-m [2024-11-19 11:16:33,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 11:16:34,071 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-19 11:16:34,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 11:16:34,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 11:16:34,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 11:16:34,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 11:16:34,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 11:16:34,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 11:16:34,105 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 11:16:34,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 11:16:34,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 11:16:34,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 11:16:34,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 11:16:34,107 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 11:16:34,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 11:16:34,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 11:16:34,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 11:16:34,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 11:16:34,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 11:16:34,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 11:16:34,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 11:16:34,112 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 11:16:34,113 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-19 11:16:34,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 11:16:34,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 11:16:34,113 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 11:16:34,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 11:16:34,113 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 11:16:34,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 11:16:34,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 11:16:34,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 11:16:34,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 11:16:34,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 11:16:34,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 11:16:34,115 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 11:16:34,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 11:16:34,115 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 11:16:34,115 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 11:16:34,115 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 11:16:34,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 11:16:34,118 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b [2024-11-19 11:16:34,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 11:16:34,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 11:16:34,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 11:16:34,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 11:16:34,358 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 11:16:34,360 INFO L431 ainManager$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 [2024-11-19 11:16:35,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 11:16:36,061 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 11:16:36,062 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 [2024-11-19 11:16:36,089 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37daa1237/8640e44eb17c42a482db169b7603e2b3/FLAGb3b7371a1 [2024-11-19 11:16:36,324 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37daa1237/8640e44eb17c42a482db169b7603e2b3 [2024-11-19 11:16:36,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 11:16:36,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 11:16:36,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 11:16:36,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 11:16:36,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 11:16:36,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:16:36" (1/1) ... [2024-11-19 11:16:36,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af7b51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:36, skipping insertion in model container [2024-11-19 11:16:36,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:16:36" (1/1) ... [2024-11-19 11:16:36,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 11:16:36,809 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-11-19 11:16:36,809 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] [2024-11-19 11:16:37,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 11:16:37,178 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 11:16:37,240 WARN L1351 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2024-11-19 11:16:37,241 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] [2024-11-19 11:16:37,243 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] [2024-11-19 11:16:37,244 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] [2024-11-19 11:16:37,247 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] [2024-11-19 11:16:37,247 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] [2024-11-19 11:16:37,248 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] [2024-11-19 11:16:37,248 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] [2024-11-19 11:16:37,253 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] [2024-11-19 11:16:37,253 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] [2024-11-19 11:16:37,254 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] [2024-11-19 11:16:37,254 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] [2024-11-19 11:16:37,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2024-11-19 11:16:37,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2024-11-19 11:16:37,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 11:16:37,389 INFO L204 MainTranslator]: Completed translation [2024-11-19 11:16:37,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37 WrapperNode [2024-11-19 11:16:37,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 11:16:37,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 11:16:37,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 11:16:37,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 11:16:37,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,541 INFO L138 Inliner]: procedures = 120, calls = 710, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 2510 [2024-11-19 11:16:37,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 11:16:37,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 11:16:37,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 11:16:37,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 11:16:37,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,578 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,707 INFO L175 MemorySlicer]: Split 482 memory accesses to 19 slices as follows [2, 28, 22, 252, 1, 3, 1, 7, 21, 23, 6, 9, 9, 5, 3, 51, 18, 19, 2]. 52 percent of accesses are in the largest equivalence class. The 134 initializations are split as follows [2, 0, 0, 7, 0, 0, 0, 7, 16, 16, 4, 6, 4, 3, 0, 51, 18, 0, 0]. The 145 writes are split as follows [0, 24, 22, 75, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 1, 0, 0, 17, 1]. [2024-11-19 11:16:37,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 11:16:37,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 11:16:37,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 11:16:37,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 11:16:37,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (1/1) ... [2024-11-19 11:16:37,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 11:16:37,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:16:37,978 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) [2024-11-19 11:16:37,990 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 [2024-11-19 11:16:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2024-11-19 11:16:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2024-11-19 11:16:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-19 11:16:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-19 11:16:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-11-19 11:16:38,056 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-11-19 11:16:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 11:16:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 11:16:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 11:16:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 11:16:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 11:16:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 11:16:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 11:16:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 11:16:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 11:16:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 11:16:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-19 11:16:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2024-11-19 11:16:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2024-11-19 11:16:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 11:16:38,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 11:16:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-19 11:16:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-19 11:16:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-19 11:16:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-19 11:16:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-19 11:16:38,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 11:16:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 11:16:38,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-19 11:16:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2024-11-19 11:16:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2024-11-19 11:16:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 11:16:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2024-11-19 11:16:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2024-11-19 11:16:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-19 11:16:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-19 11:16:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 11:16:38,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 11:16:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 11:16:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 11:16:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 11:16:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 11:16:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 11:16:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 11:16:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-19 11:16:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-19 11:16:38,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-19 11:16:38,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-19 11:16:38,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-19 11:16:38,079 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-19 11:16:38,079 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-19 11:16:38,079 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-11-19 11:16:38,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-19 11:16:38,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-19 11:16:38,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 11:16:38,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 11:16:38,080 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-11-19 11:16:38,080 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 11:16:38,080 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2024-11-19 11:16:38,081 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-19 11:16:38,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 11:16:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-19 11:16:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-19 11:16:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-19 11:16:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-19 11:16:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-11-19 11:16:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-11-19 11:16:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2024-11-19 11:16:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2024-11-19 11:16:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 11:16:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 11:16:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-19 11:16:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2024-11-19 11:16:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 11:16:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2024-11-19 11:16:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-19 11:16:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-19 11:16:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2024-11-19 11:16:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2024-11-19 11:16:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2024-11-19 11:16:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2024-11-19 11:16:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 11:16:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-19 11:16:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-19 11:16:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2024-11-19 11:16:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2024-11-19 11:16:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 11:16:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 11:16:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 11:16:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-19 11:16:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-19 11:16:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-19 11:16:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-19 11:16:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-19 11:16:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-19 11:16:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-19 11:16:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-19 11:16:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2024-11-19 11:16:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2024-11-19 11:16:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-11-19 11:16:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-11-19 11:16:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2024-11-19 11:16:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2024-11-19 11:16:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-19 11:16:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-19 11:16:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 11:16:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 11:16:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2024-11-19 11:16:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2024-11-19 11:16:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2024-11-19 11:16:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2024-11-19 11:16:38,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 11:16:38,506 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 11:16:38,559 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 11:16:45,840 INFO L? ?]: Removed 1066 outVars from TransFormulas that were not future-live. [2024-11-19 11:16:45,840 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 11:16:45,890 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 11:16:45,891 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-19 11:16:45,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:16:45 BoogieIcfgContainer [2024-11-19 11:16:45,891 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 11:16:45,892 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 11:16:45,893 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 11:16:45,895 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 11:16:45,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 11:16:36" (1/3) ... [2024-11-19 11:16:45,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713033ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:16:45, skipping insertion in model container [2024-11-19 11:16:45,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:16:37" (2/3) ... [2024-11-19 11:16:45,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713033ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:16:45, skipping insertion in model container [2024-11-19 11:16:45,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:16:45" (3/3) ... [2024-11-19 11:16:45,900 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 [2024-11-19 11:16:45,917 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 11:16:45,917 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 235 error locations. [2024-11-19 11:16:46,028 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 11:16:46,038 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;@720940b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 11:16:46,038 INFO L334 AbstractCegarLoop]: Starting to check reachability of 235 error locations. [2024-11-19 11:16:46,047 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) [2024-11-19 11:16:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-19 11:16:46,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:46,080 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 11:16:46,080 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)] === [2024-11-19 11:16:46,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:46,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1106458909, now seen corresponding path program 1 times [2024-11-19 11:16:46,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:46,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692046059] [2024-11-19 11:16:46,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:46,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:47,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:47,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:47,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692046059] [2024-11-19 11:16:47,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692046059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:47,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:16:47,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 11:16:47,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477295028] [2024-11-19 11:16:47,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:47,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:16:47,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:47,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:16:47,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:16:47,431 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) [2024-11-19 11:16:47,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:47,671 INFO L93 Difference]: Finished difference Result 2796 states and 3662 transitions. [2024-11-19 11:16:47,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:16:47,673 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 [2024-11-19 11:16:47,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:47,691 INFO L225 Difference]: With dead ends: 2796 [2024-11-19 11:16:47,691 INFO L226 Difference]: Without dead ends: 1392 [2024-11-19 11:16:47,700 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 [2024-11-19 11:16:47,702 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 [2024-11-19 11:16:47,703 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] [2024-11-19 11:16:47,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2024-11-19 11:16:47,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1386. [2024-11-19 11:16:47,807 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) [2024-11-19 11:16:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 1789 transitions. [2024-11-19 11:16:47,817 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 1789 transitions. Word has length 18 [2024-11-19 11:16:47,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:47,818 INFO L471 AbstractCegarLoop]: Abstraction has 1386 states and 1789 transitions. [2024-11-19 11:16:47,819 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) [2024-11-19 11:16:47,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1789 transitions. [2024-11-19 11:16:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-19 11:16:47,819 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:47,819 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] [2024-11-19 11:16:47,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 11:16:47,820 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)] === [2024-11-19 11:16:47,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:47,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1749973960, now seen corresponding path program 1 times [2024-11-19 11:16:47,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:47,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321897523] [2024-11-19 11:16:47,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:47,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:48,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:48,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321897523] [2024-11-19 11:16:48,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321897523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:48,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:16:48,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 11:16:48,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930741793] [2024-11-19 11:16:48,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:48,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:16:48,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:48,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:16:48,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:16:48,461 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) [2024-11-19 11:16:48,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:48,691 INFO L93 Difference]: Finished difference Result 2800 states and 3631 transitions. [2024-11-19 11:16:48,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:16:48,692 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 [2024-11-19 11:16:48,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:48,703 INFO L225 Difference]: With dead ends: 2800 [2024-11-19 11:16:48,703 INFO L226 Difference]: Without dead ends: 1430 [2024-11-19 11:16:48,707 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 [2024-11-19 11:16:48,710 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 11:16:48,711 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 3397 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 11:16:48,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1430 states. [2024-11-19 11:16:48,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1430 to 1428. [2024-11-19 11:16:48,744 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) [2024-11-19 11:16:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1849 transitions. [2024-11-19 11:16:48,752 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1849 transitions. Word has length 20 [2024-11-19 11:16:48,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:48,752 INFO L471 AbstractCegarLoop]: Abstraction has 1428 states and 1849 transitions. [2024-11-19 11:16:48,752 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) [2024-11-19 11:16:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1849 transitions. [2024-11-19 11:16:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-19 11:16:48,753 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:48,753 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] [2024-11-19 11:16:48,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 11:16:48,754 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)] === [2024-11-19 11:16:48,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:48,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1928870803, now seen corresponding path program 1 times [2024-11-19 11:16:48,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:48,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72758448] [2024-11-19 11:16:48,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:48,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:49,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:49,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72758448] [2024-11-19 11:16:49,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72758448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:49,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:16:49,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 11:16:49,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599485820] [2024-11-19 11:16:49,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:49,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:16:49,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:49,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:16:49,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:16:49,378 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) [2024-11-19 11:16:49,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:49,474 INFO L93 Difference]: Finished difference Result 1458 states and 1893 transitions. [2024-11-19 11:16:49,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:16:49,474 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 [2024-11-19 11:16:49,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:49,481 INFO L225 Difference]: With dead ends: 1458 [2024-11-19 11:16:49,481 INFO L226 Difference]: Without dead ends: 1456 [2024-11-19 11:16:49,482 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 [2024-11-19 11:16:49,483 INFO L432 NwaCegarLoop]: 1710 mSDtfsCounter, 3 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 11:16:49,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 3415 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 11:16:49,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2024-11-19 11:16:49,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1452. [2024-11-19 11:16:49,513 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) [2024-11-19 11:16:49,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 1881 transitions. [2024-11-19 11:16:49,519 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 1881 transitions. Word has length 23 [2024-11-19 11:16:49,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:49,519 INFO L471 AbstractCegarLoop]: Abstraction has 1452 states and 1881 transitions. [2024-11-19 11:16:49,519 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) [2024-11-19 11:16:49,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1881 transitions. [2024-11-19 11:16:49,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-19 11:16:49,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:49,520 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] [2024-11-19 11:16:49,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 11:16:49,520 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)] === [2024-11-19 11:16:49,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:49,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1720013774, now seen corresponding path program 1 times [2024-11-19 11:16:49,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:49,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927395221] [2024-11-19 11:16:49,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:49,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:50,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:50,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:50,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927395221] [2024-11-19 11:16:50,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927395221] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:16:50,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309108689] [2024-11-19 11:16:50,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:50,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:16:50,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:16:50,135 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) [2024-11-19 11:16:50,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 11:16:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:51,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 1336 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 11:16:51,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:16:51,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:51,148 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 11:16:51,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1309108689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:51,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 11:16:51,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-19 11:16:51,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528674384] [2024-11-19 11:16:51,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:51,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 11:16:51,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:51,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 11:16:51,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 11:16:51,151 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) [2024-11-19 11:16:51,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:51,316 INFO L93 Difference]: Finished difference Result 1454 states and 1881 transitions. [2024-11-19 11:16:51,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 11:16:51,317 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 [2024-11-19 11:16:51,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:51,321 INFO L225 Difference]: With dead ends: 1454 [2024-11-19 11:16:51,321 INFO L226 Difference]: Without dead ends: 1452 [2024-11-19 11:16:51,322 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 [2024-11-19 11:16:51,324 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 11:16:51,324 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 3408 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 11:16:51,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2024-11-19 11:16:51,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1450. [2024-11-19 11:16:51,350 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) [2024-11-19 11:16:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1877 transitions. [2024-11-19 11:16:51,355 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1877 transitions. Word has length 24 [2024-11-19 11:16:51,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:51,355 INFO L471 AbstractCegarLoop]: Abstraction has 1450 states and 1877 transitions. [2024-11-19 11:16:51,356 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) [2024-11-19 11:16:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1877 transitions. [2024-11-19 11:16:51,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-19 11:16:51,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:51,358 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] [2024-11-19 11:16:51,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-19 11:16:51,560 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 [2024-11-19 11:16:51,561 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)] === [2024-11-19 11:16:51,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:51,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1780822120, now seen corresponding path program 1 times [2024-11-19 11:16:51,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:51,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603666367] [2024-11-19 11:16:51,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:51,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-19 11:16:52,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:52,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603666367] [2024-11-19 11:16:52,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603666367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:52,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:16:52,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 11:16:52,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988655603] [2024-11-19 11:16:52,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:52,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:16:52,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:52,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:16:52,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:16:52,064 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) [2024-11-19 11:16:52,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:52,184 INFO L93 Difference]: Finished difference Result 1452 states and 1877 transitions. [2024-11-19 11:16:52,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:16:52,185 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 [2024-11-19 11:16:52,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:52,190 INFO L225 Difference]: With dead ends: 1452 [2024-11-19 11:16:52,190 INFO L226 Difference]: Without dead ends: 1451 [2024-11-19 11:16:52,191 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 [2024-11-19 11:16:52,191 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 [2024-11-19 11:16:52,192 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] [2024-11-19 11:16:52,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2024-11-19 11:16:52,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1443. [2024-11-19 11:16:52,217 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) [2024-11-19 11:16:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1443 states and 1869 transitions. [2024-11-19 11:16:52,222 INFO L78 Accepts]: Start accepts. Automaton has 1443 states and 1869 transitions. Word has length 25 [2024-11-19 11:16:52,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:52,222 INFO L471 AbstractCegarLoop]: Abstraction has 1443 states and 1869 transitions. [2024-11-19 11:16:52,222 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) [2024-11-19 11:16:52,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1869 transitions. [2024-11-19 11:16:52,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-19 11:16:52,223 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:52,223 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] [2024-11-19 11:16:52,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 11:16:52,223 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)] === [2024-11-19 11:16:52,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:52,224 INFO L85 PathProgramCache]: Analyzing trace with hash -339814583, now seen corresponding path program 1 times [2024-11-19 11:16:52,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:52,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541490245] [2024-11-19 11:16:52,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:52,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:52,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:52,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541490245] [2024-11-19 11:16:52,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541490245] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:16:52,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969288206] [2024-11-19 11:16:52,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:52,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:16:52,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:16:52,821 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) [2024-11-19 11:16:52,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 11:16:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:53,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 11:16:53,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:16:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:53,708 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 11:16:53,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969288206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:53,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 11:16:53,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-19 11:16:53,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506501987] [2024-11-19 11:16:53,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:53,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 11:16:53,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:53,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 11:16:53,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 11:16:53,710 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) [2024-11-19 11:16:53,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:53,800 INFO L93 Difference]: Finished difference Result 1447 states and 1873 transitions. [2024-11-19 11:16:53,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 11:16:53,801 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 [2024-11-19 11:16:53,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:53,805 INFO L225 Difference]: With dead ends: 1447 [2024-11-19 11:16:53,805 INFO L226 Difference]: Without dead ends: 1446 [2024-11-19 11:16:53,806 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 [2024-11-19 11:16:53,807 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 [2024-11-19 11:16:53,807 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] [2024-11-19 11:16:53,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2024-11-19 11:16:53,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1442. [2024-11-19 11:16:53,828 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) [2024-11-19 11:16:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1442 states and 1865 transitions. [2024-11-19 11:16:53,833 INFO L78 Accepts]: Start accepts. Automaton has 1442 states and 1865 transitions. Word has length 29 [2024-11-19 11:16:53,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:53,833 INFO L471 AbstractCegarLoop]: Abstraction has 1442 states and 1865 transitions. [2024-11-19 11:16:53,833 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) [2024-11-19 11:16:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1865 transitions. [2024-11-19 11:16:53,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-19 11:16:53,839 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:53,839 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] [2024-11-19 11:16:53,896 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-19 11:16:54,043 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 [2024-11-19 11:16:54,044 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)] === [2024-11-19 11:16:54,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:54,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1944314848, now seen corresponding path program 1 times [2024-11-19 11:16:54,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:54,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970782123] [2024-11-19 11:16:54,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:54,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:54,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:54,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970782123] [2024-11-19 11:16:54,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970782123] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:16:54,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205098191] [2024-11-19 11:16:54,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:54,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:16:54,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:16:54,796 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) [2024-11-19 11:16:54,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-19 11:16:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:55,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 1345 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 11:16:55,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:16:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:55,839 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 11:16:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:55,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205098191] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 11:16:55,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 11:16:55,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-19 11:16:55,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575389194] [2024-11-19 11:16:55,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 11:16:55,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 11:16:55,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:55,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 11:16:55,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-19 11:16:55,958 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) [2024-11-19 11:16:56,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:56,124 INFO L93 Difference]: Finished difference Result 1531 states and 1989 transitions. [2024-11-19 11:16:56,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 11:16:56,124 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 [2024-11-19 11:16:56,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:56,129 INFO L225 Difference]: With dead ends: 1531 [2024-11-19 11:16:56,129 INFO L226 Difference]: Without dead ends: 1530 [2024-11-19 11:16:56,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-19 11:16:56,130 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 [2024-11-19 11:16:56,130 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] [2024-11-19 11:16:56,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2024-11-19 11:16:56,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1514. [2024-11-19 11:16:56,151 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) [2024-11-19 11:16:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 1961 transitions. [2024-11-19 11:16:56,156 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 1961 transitions. Word has length 30 [2024-11-19 11:16:56,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:56,156 INFO L471 AbstractCegarLoop]: Abstraction has 1514 states and 1961 transitions. [2024-11-19 11:16:56,156 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) [2024-11-19 11:16:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1961 transitions. [2024-11-19 11:16:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 11:16:56,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:56,157 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] [2024-11-19 11:16:56,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-19 11:16:56,361 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 [2024-11-19 11:16:56,362 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)] === [2024-11-19 11:16:56,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:56,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1047170032, now seen corresponding path program 1 times [2024-11-19 11:16:56,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:56,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761420463] [2024-11-19 11:16:56,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:56,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:56,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:56,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:56,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761420463] [2024-11-19 11:16:56,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761420463] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:16:56,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440886622] [2024-11-19 11:16:56,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:56,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:16:56,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:16:56,896 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) [2024-11-19 11:16:56,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-19 11:16:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:57,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 1338 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 11:16:57,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:16:57,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:57,872 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 11:16:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 11:16:58,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [440886622] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 11:16:58,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 11:16:58,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-19 11:16:58,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954821847] [2024-11-19 11:16:58,025 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 11:16:58,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 11:16:58,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:58,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 11:16:58,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-19 11:16:58,026 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) [2024-11-19 11:16:58,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:16:58,307 INFO L93 Difference]: Finished difference Result 3280 states and 4277 transitions. [2024-11-19 11:16:58,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 11:16:58,307 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 [2024-11-19 11:16:58,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:16:58,312 INFO L225 Difference]: With dead ends: 3280 [2024-11-19 11:16:58,313 INFO L226 Difference]: Without dead ends: 1782 [2024-11-19 11:16:58,315 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 [2024-11-19 11:16:58,316 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 [2024-11-19 11:16:58,316 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] [2024-11-19 11:16:58,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2024-11-19 11:16:58,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1768. [2024-11-19 11:16:58,340 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) [2024-11-19 11:16:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1768 states and 2311 transitions. [2024-11-19 11:16:58,345 INFO L78 Accepts]: Start accepts. Automaton has 1768 states and 2311 transitions. Word has length 32 [2024-11-19 11:16:58,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:16:58,345 INFO L471 AbstractCegarLoop]: Abstraction has 1768 states and 2311 transitions. [2024-11-19 11:16:58,345 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) [2024-11-19 11:16:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2311 transitions. [2024-11-19 11:16:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-19 11:16:58,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:16:58,346 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] [2024-11-19 11:16:58,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-19 11:16:58,547 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 [2024-11-19 11:16:58,547 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)] === [2024-11-19 11:16:58,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:16:58,548 INFO L85 PathProgramCache]: Analyzing trace with hash 695227919, now seen corresponding path program 1 times [2024-11-19 11:16:58,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:16:58,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009045304] [2024-11-19 11:16:58,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:16:58,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:16:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:16:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-19 11:16:59,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:16:59,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009045304] [2024-11-19 11:16:59,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009045304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:16:59,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:16:59,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 11:16:59,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737615712] [2024-11-19 11:16:59,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:16:59,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:16:59,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:16:59,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:16:59,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:16:59,155 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) [2024-11-19 11:17:03,177 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 [] [2024-11-19 11:17:03,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:03,280 INFO L93 Difference]: Finished difference Result 3767 states and 4947 transitions. [2024-11-19 11:17:03,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:17:03,281 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 [2024-11-19 11:17:03,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:03,287 INFO L225 Difference]: With dead ends: 3767 [2024-11-19 11:17:03,287 INFO L226 Difference]: Without dead ends: 2015 [2024-11-19 11:17:03,290 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 [2024-11-19 11:17:03,290 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 [2024-11-19 11:17:03,291 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] [2024-11-19 11:17:03,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2015 states. [2024-11-19 11:17:03,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2015 to 2013. [2024-11-19 11:17:03,317 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) [2024-11-19 11:17:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 2648 transitions. [2024-11-19 11:17:03,323 INFO L78 Accepts]: Start accepts. Automaton has 2013 states and 2648 transitions. Word has length 47 [2024-11-19 11:17:03,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:03,323 INFO L471 AbstractCegarLoop]: Abstraction has 2013 states and 2648 transitions. [2024-11-19 11:17:03,323 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) [2024-11-19 11:17:03,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2648 transitions. [2024-11-19 11:17:03,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-19 11:17:03,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:03,324 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] [2024-11-19 11:17:03,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-19 11:17:03,324 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)] === [2024-11-19 11:17:03,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:03,325 INFO L85 PathProgramCache]: Analyzing trace with hash 90592830, now seen corresponding path program 1 times [2024-11-19 11:17:03,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:03,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155505652] [2024-11-19 11:17:03,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:03,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-19 11:17:03,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:03,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155505652] [2024-11-19 11:17:03,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155505652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:03,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:17:03,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 11:17:03,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636808147] [2024-11-19 11:17:03,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:03,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:17:03,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:03,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:17:03,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:17:03,992 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) [2024-11-19 11:17:04,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:04,088 INFO L93 Difference]: Finished difference Result 2514 states and 3328 transitions. [2024-11-19 11:17:04,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:17:04,089 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 [2024-11-19 11:17:04,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:04,097 INFO L225 Difference]: With dead ends: 2514 [2024-11-19 11:17:04,097 INFO L226 Difference]: Without dead ends: 2512 [2024-11-19 11:17:04,098 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 [2024-11-19 11:17:04,098 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 [2024-11-19 11:17:04,099 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] [2024-11-19 11:17:04,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2512 states. [2024-11-19 11:17:04,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2512 to 2510. [2024-11-19 11:17:04,143 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) [2024-11-19 11:17:04,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2510 states and 3326 transitions. [2024-11-19 11:17:04,151 INFO L78 Accepts]: Start accepts. Automaton has 2510 states and 3326 transitions. Word has length 48 [2024-11-19 11:17:04,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:04,152 INFO L471 AbstractCegarLoop]: Abstraction has 2510 states and 3326 transitions. [2024-11-19 11:17:04,152 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) [2024-11-19 11:17:04,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 3326 transitions. [2024-11-19 11:17:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-19 11:17:04,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:04,153 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] [2024-11-19 11:17:04,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-19 11:17:04,153 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)] === [2024-11-19 11:17:04,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:04,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1306890302, now seen corresponding path program 2 times [2024-11-19 11:17:04,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:04,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944738840] [2024-11-19 11:17:04,154 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 11:17:04,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:04,579 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 11:17:04,581 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 11:17:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-19 11:17:10,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:10,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944738840] [2024-11-19 11:17:10,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944738840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:17:10,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019868853] [2024-11-19 11:17:10,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 11:17:10,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:17:10,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:17:10,366 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) [2024-11-19 11:17:10,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-19 11:17:11,358 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 11:17:11,358 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 11:17:11,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 1325 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-19 11:17:11,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:17:12,015 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-19 11:17:12,016 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 11:17:12,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019868853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:12,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 11:17:12,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2024-11-19 11:17:12,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962735879] [2024-11-19 11:17:12,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:12,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 11:17:12,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:12,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 11:17:12,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-19 11:17:12,019 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) [2024-11-19 11:17:16,044 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 [] [2024-11-19 11:17:17,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:17,026 INFO L93 Difference]: Finished difference Result 3970 states and 5207 transitions. [2024-11-19 11:17:17,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 11:17:17,026 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 [2024-11-19 11:17:17,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:17,031 INFO L225 Difference]: With dead ends: 3970 [2024-11-19 11:17:17,031 INFO L226 Difference]: Without dead ends: 1476 [2024-11-19 11:17:17,035 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 [2024-11-19 11:17:17,035 INFO L432 NwaCegarLoop]: 1682 mSDtfsCounter, 1675 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s 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, 4.9s IncrementalHoareTripleChecker+Time [2024-11-19 11:17:17,036 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1675 Valid, 3096 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 275 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-19 11:17:17,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2024-11-19 11:17:17,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 1476. [2024-11-19 11:17:17,055 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) [2024-11-19 11:17:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1476 states and 1893 transitions. [2024-11-19 11:17:17,059 INFO L78 Accepts]: Start accepts. Automaton has 1476 states and 1893 transitions. Word has length 48 [2024-11-19 11:17:17,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:17,059 INFO L471 AbstractCegarLoop]: Abstraction has 1476 states and 1893 transitions. [2024-11-19 11:17:17,059 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) [2024-11-19 11:17:17,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1893 transitions. [2024-11-19 11:17:17,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-19 11:17:17,061 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:17,061 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] [2024-11-19 11:17:17,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-19 11:17:17,261 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 [2024-11-19 11:17:17,262 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)] === [2024-11-19 11:17:17,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:17,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1080389363, now seen corresponding path program 1 times [2024-11-19 11:17:17,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:17,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609877036] [2024-11-19 11:17:17,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:17,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-19 11:17:17,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:17,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609877036] [2024-11-19 11:17:17,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609877036] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:17:17,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1999317550] [2024-11-19 11:17:17,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:17,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:17:17,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:17:17,784 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) [2024-11-19 11:17:17,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-19 11:17:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:18,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 1471 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 11:17:18,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:17:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-19 11:17:18,852 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 11:17:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-19 11:17:19,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1999317550] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 11:17:19,047 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 11:17:19,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5, 5] total 10 [2024-11-19 11:17:19,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556706677] [2024-11-19 11:17:19,047 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 11:17:19,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-19 11:17:19,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:19,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-19 11:17:19,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-19 11:17:19,049 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) [2024-11-19 11:17:23,070 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 [] [2024-11-19 11:17:24,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:24,771 INFO L93 Difference]: Finished difference Result 4437 states and 5701 transitions. [2024-11-19 11:17:24,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-19 11:17:24,772 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 [2024-11-19 11:17:24,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:24,782 INFO L225 Difference]: With dead ends: 4437 [2024-11-19 11:17:24,783 INFO L226 Difference]: Without dead ends: 2977 [2024-11-19 11:17:24,787 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2024-11-19 11:17:24,788 INFO L432 NwaCegarLoop]: 1731 mSDtfsCounter, 1745 mSDsluCounter, 4795 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s 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, 5.3s IncrementalHoareTripleChecker+Time [2024-11-19 11:17:24,788 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1745 Valid, 6526 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 372 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-19 11:17:24,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2977 states. [2024-11-19 11:17:24,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2977 to 2773. [2024-11-19 11:17:24,837 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) [2024-11-19 11:17:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 2773 states and 3789 transitions. [2024-11-19 11:17:24,845 INFO L78 Accepts]: Start accepts. Automaton has 2773 states and 3789 transitions. Word has length 58 [2024-11-19 11:17:24,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:24,845 INFO L471 AbstractCegarLoop]: Abstraction has 2773 states and 3789 transitions. [2024-11-19 11:17:24,845 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) [2024-11-19 11:17:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3789 transitions. [2024-11-19 11:17:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-19 11:17:24,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:24,847 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] [2024-11-19 11:17:24,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-19 11:17:25,047 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 [2024-11-19 11:17:25,048 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)] === [2024-11-19 11:17:25,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:25,048 INFO L85 PathProgramCache]: Analyzing trace with hash 2062139769, now seen corresponding path program 1 times [2024-11-19 11:17:25,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:25,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523113869] [2024-11-19 11:17:25,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:25,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-19 11:17:25,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:25,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523113869] [2024-11-19 11:17:25,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523113869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:17:25,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579223400] [2024-11-19 11:17:25,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:25,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:17:25,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:17:25,582 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) [2024-11-19 11:17:25,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-19 11:17:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:26,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 1540 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 11:17:26,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:17:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-19 11:17:26,840 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 11:17:27,328 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 66 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-19 11:17:27,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579223400] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 11:17:27,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 11:17:27,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 9, 9] total 18 [2024-11-19 11:17:27,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15434318] [2024-11-19 11:17:27,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 11:17:27,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-19 11:17:27,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:27,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-19 11:17:27,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2024-11-19 11:17:27,330 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) [2024-11-19 11:17:29,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:29,584 INFO L93 Difference]: Finished difference Result 7406 states and 9945 transitions. [2024-11-19 11:17:29,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-19 11:17:29,590 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 [2024-11-19 11:17:29,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:29,605 INFO L225 Difference]: With dead ends: 7406 [2024-11-19 11:17:29,605 INFO L226 Difference]: Without dead ends: 4649 [2024-11-19 11:17:29,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=720, Invalid=1350, Unknown=0, NotChecked=0, Total=2070 [2024-11-19 11:17:29,611 INFO L432 NwaCegarLoop]: 1676 mSDtfsCounter, 1775 mSDsluCounter, 11437 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2024-11-19 11:17:29,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1775 Valid, 13113 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-19 11:17:29,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2024-11-19 11:17:29,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 4446. [2024-11-19 11:17:29,678 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) [2024-11-19 11:17:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 4446 states and 6074 transitions. [2024-11-19 11:17:29,687 INFO L78 Accepts]: Start accepts. Automaton has 4446 states and 6074 transitions. Word has length 75 [2024-11-19 11:17:29,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:29,687 INFO L471 AbstractCegarLoop]: Abstraction has 4446 states and 6074 transitions. [2024-11-19 11:17:29,687 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) [2024-11-19 11:17:29,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4446 states and 6074 transitions. [2024-11-19 11:17:29,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-19 11:17:29,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:29,691 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] [2024-11-19 11:17:29,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-19 11:17:29,891 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 [2024-11-19 11:17:29,892 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)] === [2024-11-19 11:17:29,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:29,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1914340405, now seen corresponding path program 1 times [2024-11-19 11:17:29,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:29,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574426339] [2024-11-19 11:17:29,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:29,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:30,340 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-19 11:17:30,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:30,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574426339] [2024-11-19 11:17:30,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574426339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:30,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:17:30,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 11:17:30,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542504368] [2024-11-19 11:17:30,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:30,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:17:30,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:30,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:17:30,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:17:30,342 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) [2024-11-19 11:17:34,358 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 [] [2024-11-19 11:17:34,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:34,484 INFO L93 Difference]: Finished difference Result 9114 states and 12417 transitions. [2024-11-19 11:17:34,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:17:34,484 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 [2024-11-19 11:17:34,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:34,498 INFO L225 Difference]: With dead ends: 9114 [2024-11-19 11:17:34,499 INFO L226 Difference]: Without dead ends: 4863 [2024-11-19 11:17:34,506 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 [2024-11-19 11:17:34,507 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 [2024-11-19 11:17:34,507 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] [2024-11-19 11:17:34,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4863 states. [2024-11-19 11:17:34,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4863 to 4857. [2024-11-19 11:17:34,581 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) [2024-11-19 11:17:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 4857 states and 6545 transitions. [2024-11-19 11:17:34,591 INFO L78 Accepts]: Start accepts. Automaton has 4857 states and 6545 transitions. Word has length 119 [2024-11-19 11:17:34,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:34,592 INFO L471 AbstractCegarLoop]: Abstraction has 4857 states and 6545 transitions. [2024-11-19 11:17:34,592 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) [2024-11-19 11:17:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 4857 states and 6545 transitions. [2024-11-19 11:17:34,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-19 11:17:34,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:34,593 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] [2024-11-19 11:17:34,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-19 11:17:34,593 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)] === [2024-11-19 11:17:34,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:34,593 INFO L85 PathProgramCache]: Analyzing trace with hash 575494328, now seen corresponding path program 1 times [2024-11-19 11:17:34,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:34,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430430486] [2024-11-19 11:17:34,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:34,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:35,107 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-19 11:17:35,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:35,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430430486] [2024-11-19 11:17:35,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430430486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:35,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:17:35,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 11:17:35,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129012174] [2024-11-19 11:17:35,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:35,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 11:17:35,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:35,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 11:17:35,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-19 11:17:35,109 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) [2024-11-19 11:17:35,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:35,971 INFO L93 Difference]: Finished difference Result 4960 states and 6663 transitions. [2024-11-19 11:17:35,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 11:17:35,972 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 [2024-11-19 11:17:35,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:35,984 INFO L225 Difference]: With dead ends: 4960 [2024-11-19 11:17:35,985 INFO L226 Difference]: Without dead ends: 4958 [2024-11-19 11:17:35,986 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 [2024-11-19 11:17:35,987 INFO L432 NwaCegarLoop]: 1678 mSDtfsCounter, 3139 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2024-11-19 11:17:35,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3139 Valid, 1734 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-19 11:17:35,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2024-11-19 11:17:36,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 3302. [2024-11-19 11:17:36,058 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) [2024-11-19 11:17:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 4357 transitions. [2024-11-19 11:17:36,065 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 4357 transitions. Word has length 117 [2024-11-19 11:17:36,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:36,065 INFO L471 AbstractCegarLoop]: Abstraction has 3302 states and 4357 transitions. [2024-11-19 11:17:36,065 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) [2024-11-19 11:17:36,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 4357 transitions. [2024-11-19 11:17:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-19 11:17:36,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:36,066 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] [2024-11-19 11:17:36,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-19 11:17:36,067 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)] === [2024-11-19 11:17:36,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:36,067 INFO L85 PathProgramCache]: Analyzing trace with hash -563861545, now seen corresponding path program 1 times [2024-11-19 11:17:36,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:36,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111585364] [2024-11-19 11:17:36,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:36,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-19 11:17:36,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:36,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111585364] [2024-11-19 11:17:36,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111585364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:36,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:17:36,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 11:17:36,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111889800] [2024-11-19 11:17:36,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:36,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:17:36,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:36,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:17:36,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:17:36,641 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) [2024-11-19 11:17:36,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:36,768 INFO L93 Difference]: Finished difference Result 3302 states and 4357 transitions. [2024-11-19 11:17:36,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:17:36,769 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 [2024-11-19 11:17:36,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:36,779 INFO L225 Difference]: With dead ends: 3302 [2024-11-19 11:17:36,782 INFO L226 Difference]: Without dead ends: 3301 [2024-11-19 11:17:36,784 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 [2024-11-19 11:17:36,784 INFO L432 NwaCegarLoop]: 1678 mSDtfsCounter, 1671 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 11:17:36,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1671 Valid, 1678 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 11:17:36,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3301 states. [2024-11-19 11:17:36,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3301 to 3301. [2024-11-19 11:17:36,846 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) [2024-11-19 11:17:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 4356 transitions. [2024-11-19 11:17:36,856 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 4356 transitions. Word has length 128 [2024-11-19 11:17:36,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:36,856 INFO L471 AbstractCegarLoop]: Abstraction has 3301 states and 4356 transitions. [2024-11-19 11:17:36,856 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) [2024-11-19 11:17:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 4356 transitions. [2024-11-19 11:17:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-19 11:17:36,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:36,858 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] [2024-11-19 11:17:36,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-19 11:17:36,858 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)] === [2024-11-19 11:17:36,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:36,858 INFO L85 PathProgramCache]: Analyzing trace with hash -137673553, now seen corresponding path program 1 times [2024-11-19 11:17:36,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:36,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788220684] [2024-11-19 11:17:36,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:36,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:37,369 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-19 11:17:37,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:37,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788220684] [2024-11-19 11:17:37,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788220684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:37,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:17:37,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 11:17:37,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673310322] [2024-11-19 11:17:37,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:37,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 11:17:37,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:37,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 11:17:37,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 11:17:37,371 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) [2024-11-19 11:17:41,390 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 [] [2024-11-19 11:17:41,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:41,680 INFO L93 Difference]: Finished difference Result 9087 states and 12140 transitions. [2024-11-19 11:17:41,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 11:17:41,681 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 [2024-11-19 11:17:41,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:41,694 INFO L225 Difference]: With dead ends: 9087 [2024-11-19 11:17:41,695 INFO L226 Difference]: Without dead ends: 5981 [2024-11-19 11:17:41,701 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 [2024-11-19 11:17:41,702 INFO L432 NwaCegarLoop]: 3352 mSDtfsCounter, 1671 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.2s IncrementalHoareTripleChecker+Time [2024-11-19 11:17:41,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1671 Valid, 8376 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-19 11:17:41,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5981 states. [2024-11-19 11:17:41,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5981 to 3305. [2024-11-19 11:17:41,787 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) [2024-11-19 11:17:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 4360 transitions. [2024-11-19 11:17:41,795 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 4360 transitions. Word has length 135 [2024-11-19 11:17:41,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:41,795 INFO L471 AbstractCegarLoop]: Abstraction has 3305 states and 4360 transitions. [2024-11-19 11:17:41,795 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) [2024-11-19 11:17:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 4360 transitions. [2024-11-19 11:17:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-19 11:17:41,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:41,796 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] [2024-11-19 11:17:41,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-19 11:17:41,797 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)] === [2024-11-19 11:17:41,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:41,797 INFO L85 PathProgramCache]: Analyzing trace with hash -799781215, now seen corresponding path program 1 times [2024-11-19 11:17:41,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:41,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291915244] [2024-11-19 11:17:41,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:41,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2024-11-19 11:17:42,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:42,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291915244] [2024-11-19 11:17:42,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291915244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 11:17:42,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 11:17:42,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 11:17:42,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176205292] [2024-11-19 11:17:42,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 11:17:42,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 11:17:42,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:42,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 11:17:42,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 11:17:42,293 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) [2024-11-19 11:17:42,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:42,466 INFO L93 Difference]: Finished difference Result 6553 states and 8725 transitions. [2024-11-19 11:17:42,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 11:17:42,466 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 [2024-11-19 11:17:42,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:42,474 INFO L225 Difference]: With dead ends: 6553 [2024-11-19 11:17:42,474 INFO L226 Difference]: Without dead ends: 3443 [2024-11-19 11:17:42,479 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 [2024-11-19 11:17:42,480 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 [2024-11-19 11:17:42,480 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] [2024-11-19 11:17:42,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2024-11-19 11:17:42,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3357. [2024-11-19 11:17:42,546 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) [2024-11-19 11:17:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 4432 transitions. [2024-11-19 11:17:42,553 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 4432 transitions. Word has length 137 [2024-11-19 11:17:42,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:42,553 INFO L471 AbstractCegarLoop]: Abstraction has 3357 states and 4432 transitions. [2024-11-19 11:17:42,553 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) [2024-11-19 11:17:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 4432 transitions. [2024-11-19 11:17:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-19 11:17:42,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:42,555 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] [2024-11-19 11:17:42,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-19 11:17:42,555 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)] === [2024-11-19 11:17:42,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:42,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1791231223, now seen corresponding path program 1 times [2024-11-19 11:17:42,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:42,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347816674] [2024-11-19 11:17:42,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:42,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:43,800 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 10 proven. 378 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-19 11:17:43,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:43,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347816674] [2024-11-19 11:17:43,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347816674] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:17:43,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728241242] [2024-11-19 11:17:43,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 11:17:43,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:17:43,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:17:43,804 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) [2024-11-19 11:17:43,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-19 11:17:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 11:17:44,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 1761 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-19 11:17:44,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 11:17:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 14 proven. 378 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-19 11:17:45,265 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 11:17:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 10 proven. 378 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-19 11:17:46,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [728241242] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 11:17:46,174 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 11:17:46,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 19 [2024-11-19 11:17:46,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198287506] [2024-11-19 11:17:46,174 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 11:17:46,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-19 11:17:46,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 11:17:46,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-19 11:17:46,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-19 11:17:46,175 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) [2024-11-19 11:17:46,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 11:17:46,541 INFO L93 Difference]: Finished difference Result 6778 states and 8947 transitions. [2024-11-19 11:17:46,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-19 11:17:46,541 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 [2024-11-19 11:17:46,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 11:17:46,552 INFO L225 Difference]: With dead ends: 6778 [2024-11-19 11:17:46,552 INFO L226 Difference]: Without dead ends: 3437 [2024-11-19 11:17:46,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 262 SyntacticMatches, 14 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-19 11:17:46,558 INFO L432 NwaCegarLoop]: 1679 mSDtfsCounter, 3 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-19 11:17:46,558 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] [2024-11-19 11:17:46,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3437 states. [2024-11-19 11:17:46,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3437 to 3437. [2024-11-19 11:17:46,626 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) [2024-11-19 11:17:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 4512 transitions. [2024-11-19 11:17:46,633 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 4512 transitions. Word has length 139 [2024-11-19 11:17:46,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 11:17:46,634 INFO L471 AbstractCegarLoop]: Abstraction has 3437 states and 4512 transitions. [2024-11-19 11:17:46,634 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) [2024-11-19 11:17:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 4512 transitions. [2024-11-19 11:17:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-19 11:17:46,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 11:17:46,635 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] [2024-11-19 11:17:46,658 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-19 11:17:46,836 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 [2024-11-19 11:17:46,837 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)] === [2024-11-19 11:17:46,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 11:17:46,838 INFO L85 PathProgramCache]: Analyzing trace with hash 2135646333, now seen corresponding path program 2 times [2024-11-19 11:17:46,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 11:17:46,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685423020] [2024-11-19 11:17:46,838 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 11:17:46,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 11:17:47,203 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 11:17:47,204 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 11:17:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 18 proven. 48 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2024-11-19 11:17:47,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 11:17:47,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685423020] [2024-11-19 11:17:47,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685423020] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 11:17:47,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779298793] [2024-11-19 11:17:47,458 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 11:17:47,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 11:17:47,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 11:17:47,460 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) [2024-11-19 11:17:47,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process