/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.5-dev-356b6ba-m
[2024-11-01 15:21:50,220 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-01 15:21:50,298 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf
[2024-11-01 15:21:50,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-01 15:21:50,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-01 15:21:50,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-01 15:21:50,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-01 15:21:50,341 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-01 15:21:50,341 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-01 15:21:50,341 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-01 15:21:50,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-01 15:21:50,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-01 15:21:50,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-01 15:21:50,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-01 15:21:50,344 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-01 15:21:50,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-01 15:21:50,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-01 15:21:50,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-01 15:21:50,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-01 15:21:50,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-01 15:21:50,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-01 15:21:50,350 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-01 15:21:50,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-01 15:21:50,350 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-01 15:21:50,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-01 15:21:50,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-01 15:21:50,351 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-01 15:21:50,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-01 15:21:50,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-01 15:21:50,352 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-01 15:21:50,352 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-01 15:21:50,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-01 15:21:50,352 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-01 15:21:50,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-01 15:21:50,353 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-01 15:21:50,354 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-01 15:21:50,355 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-01 15:21:50,355 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-01 15:21:50,355 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-01 15:21:50,355 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-01 15:21:50,356 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-01 15:21:50,356 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-11-01 15:21:50,356 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:21:50,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-01 15:21:50,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-01 15:21:50,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-01 15:21:50,680 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-01 15:21:50,681 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-01 15:21:50,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i
[2024-11-01 15:21:52,063 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-01 15:21:52,482 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-01 15:21:52,483 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i
[2024-11-01 15:21:52,521 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b29a14e4/92ab3a6321c24b4195dae89fac75be28/FLAGf68e1c22c
[2024-11-01 15:21:52,647 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b29a14e4/92ab3a6321c24b4195dae89fac75be28
[2024-11-01 15:21:52,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-01 15:21:52,650 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2024-11-01 15:21:52,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-01 15:21:52,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-01 15:21:52,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-01 15:21:52,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:21:52" (1/1) ...
[2024-11-01 15:21:52,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183c8b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:52, skipping insertion in model container
[2024-11-01 15:21:52,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:21:52" (1/1) ...
[2024-11-01 15:21:52,775 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-01 15:21:53,452 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,452 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,501 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,502 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,505 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,505 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,505 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,506 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,507 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,508 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,508 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,508 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,509 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,518 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175]
[2024-11-01 15:21:53,550 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-11-01 15:21:53,552 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-01 15:21:53,575 INFO L200 MainTranslator]: Completed pre-run
[2024-11-01 15:21:53,692 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"); [3119]
[2024-11-01 15:21:53,694 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3126]
[2024-11-01 15:21:53,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr),
"=qm" (c): "Ir" (nr): "memory"); [3134-3135]
[2024-11-01 15:21:53,696 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; btr %2, %0; setc %1": "+m" (*addr),
"=qm" (c): "Ir" (nr): "memory"); [3143-3144]
[2024-11-01 15:21:53,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3164]
[2024-11-01 15:21:53,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3172]
[2024-11-01 15:21:53,743 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (buf + ofs),
"i" (1UL)); [3673-3674]
[2024-11-01 15:21:53,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3734]
[2024-11-01 15:21:53,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3737]
[2024-11-01 15:21:53,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3740]
[2024-11-01 15:21:53,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3743]
[2024-11-01 15:21:53,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3746]
[2024-11-01 15:21:53,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0),
"c" (uarg.i): "ebx"); [3757-3758]
[2024-11-01 15:21:53,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0),
"c" (uarg.i): "ebx"); [3761-3762]
[2024-11-01 15:21:53,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0),
"c" (uarg.i): "ebx"); [3765-3766]
[2024-11-01 15:21:53,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0),
"c" (uarg.i): "ebx"); [3769-3770]
[2024-11-01 15:21:53,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0),
"c" (uarg.i): "ebx"); [3773-3774]
[2024-11-01 15:21:53,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (uarg.i),
"i" (4UL)); [3785-3786]
[2024-11-01 15:21:53,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (uarg.i),
"i" (4UL)); [3823-3824]
[2024-11-01 15:21:53,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1),
"c" (uarg.i): "ebx"); [3837-3838]
[2024-11-01 15:21:53,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1),
"c" (uarg.i): "ebx"); [3841-3842]
[2024-11-01 15:21:53,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1),
"c" (uarg.i): "ebx"); [3845-3846]
[2024-11-01 15:21:53,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1),
"c" (uarg.i): "ebx"); [3849-3850]
[2024-11-01 15:21:53,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1),
"c" (uarg.i): "ebx"); [3853-3854]
[2024-11-01 15:21:53,797 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175]
[2024-11-01 15:21:53,809 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-01 15:21:53,860 INFO L204 MainTranslator]: Completed translation
[2024-11-01 15:21:53,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53 WrapperNode
[2024-11-01 15:21:53,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-01 15:21:53,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-01 15:21:53,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-01 15:21:53,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-01 15:21:53,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:53,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,036 INFO L138 Inliner]: procedures = 105, calls = 407, calls flagged for inlining = 31, calls inlined = 28, statements flattened = 1200
[2024-11-01 15:21:54,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-01 15:21:54,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-01 15:21:54,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-01 15:21:54,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-01 15:21:54,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,072 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,140 INFO L175 MemorySlicer]: Split 104 memory accesses to 11 slices as follows [2, 2, 9, 1, 3, 0, 34, 29, 13, 3, 8]. 33 percent of accesses are in the largest equivalence class. The 40 initializations are split as follows [2, 0, 0, 0, 3, 0, 34, 0, 0, 1, 0]. The 50 writes are split as follows [0, 1, 2, 1, 0, 0, 0, 29, 12, 1, 4].
[2024-11-01 15:21:54,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-01 15:21:54,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-01 15:21:54,249 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-01 15:21:54,249 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-01 15:21:54,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (1/1) ...
[2024-11-01 15:21:54,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-01 15:21:54,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-01 15:21:54,280 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)
[2024-11-01 15:21:54,283 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
[2024-11-01 15:21:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop
[2024-11-01 15:21:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop
[2024-11-01 15:21:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write
[2024-11-01 15:21:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write
[2024-11-01 15:21:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout
[2024-11-01 15:21:54,303 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout
[2024-11-01 15:21:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0
[2024-11-01 15:21:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10
[2024-11-01 15:21:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10
[2024-11-01 15:21:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10
[2024-11-01 15:21:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop
[2024-11-01 15:21:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop
[2024-11-01 15:21:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit
[2024-11-01 15:21:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit
[2024-11-01 15:21:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time
[2024-11-01 15:21:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time
[2024-11-01 15:21:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier
[2024-11-01 15:21:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier
[2024-11-01 15:21:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit
[2024-11-01 15:21:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit
[2024-11-01 15:21:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit
[2024-11-01 15:21:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit
[2024-11-01 15:21:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region
[2024-11-01 15:21:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region
[2024-11-01 15:21:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error
[2024-11-01 15:21:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error
[2024-11-01 15:21:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select
[2024-11-01 15:21:54,309 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8
[2024-11-01 15:21:54,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8
[2024-11-01 15:21:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9
[2024-11-01 15:21:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10
[2024-11-01 15:21:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit
[2024-11-01 15:21:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit
[2024-11-01 15:21:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter
[2024-11-01 15:21:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter
[2024-11-01 15:21:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc
[2024-11-01 15:21:54,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc
[2024-11-01 15:21:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-01 15:21:54,312 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-01 15:21:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive
[2024-11-01 15:21:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive
[2024-11-01 15:21:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb
[2024-11-01 15:21:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb
[2024-11-01 15:21:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb
[2024-11-01 15:21:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb
[2024-11-01 15:21:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-01 15:21:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit
[2024-11-01 15:21:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit
[2024-11-01 15:21:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset
[2024-11-01 15:21:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset
[2024-11-01 15:21:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw
[2024-11-01 15:21:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw
[2024-11-01 15:21:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4
[2024-11-01 15:21:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2
[2024-11-01 15:21:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2
[2024-11-01 15:21:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1
[2024-11-01 15:21:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10
[2024-11-01 15:21:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10
[2024-11-01 15:21:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure printk
[2024-11-01 15:21:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printk
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8
[2024-11-01 15:21:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8
[2024-11-01 15:21:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9
[2024-11-01 15:21:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10
[2024-11-01 15:21:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault
[2024-11-01 15:21:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault
[2024-11-01 15:21:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start
[2024-11-01 15:21:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start
[2024-11-01 15:21:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure inb
[2024-11-01 15:21:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure inb
[2024-11-01 15:21:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure outb
[2024-11-01 15:21:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure outb
[2024-11-01 15:21:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit
[2024-11-01 15:21:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit
[2024-11-01 15:21:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region
[2024-11-01 15:21:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region
[2024-11-01 15:21:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit
[2024-11-01 15:21:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit
[2024-11-01 15:21:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-01 15:21:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-01 15:21:54,711 INFO L238 CfgBuilder]: Building ICFG
[2024-11-01 15:21:54,717 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-01 15:21:54,837 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;
[2024-11-01 15:22:04,822 INFO L? ?]: Removed 480 outVars from TransFormulas that were not future-live.
[2024-11-01 15:22:04,822 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-01 15:22:04,856 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-01 15:22:04,856 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-01 15:22:04,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:22:04 BoogieIcfgContainer
[2024-11-01 15:22:04,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-01 15:22:04,863 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-01 15:22:04,863 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-01 15:22:04,868 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-01 15:22:04,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 03:21:52" (1/3) ...
[2024-11-01 15:22:04,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4079ddce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:22:04, skipping insertion in model container
[2024-11-01 15:22:04,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:21:53" (2/3) ...
[2024-11-01 15:22:04,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4079ddce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:22:04, skipping insertion in model container
[2024-11-01 15:22:04,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:22:04" (3/3) ...
[2024-11-01 15:22:04,870 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i
[2024-11-01 15:22:04,886 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-01 15:22:04,887 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-01 15:22:04,974 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-01 15:22:04,981 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;@d4fe006, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-01 15:22:04,982 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-01 15:22:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 367 states have (on average 1.3923705722070845) internal successors, (511), 400 states have internal predecessors, (511), 191 states have call successors, (191), 31 states have call predecessors, (191), 30 states have return successors, (187), 182 states have call predecessors, (187), 187 states have call successors, (187)
[2024-11-01 15:22:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2024-11-01 15:22:05,009 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:05,010 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:05,010 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:05,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:05,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1201237634, now seen corresponding path program 1 times
[2024-11-01 15:22:05,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:05,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [575020210]
[2024-11-01 15:22:05,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:05,029 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:05,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:05,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:05,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-01 15:22:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:06,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:06,031 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:06,061 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked.
[2024-11-01 15:22:06,062 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked.
[2024-11-01 15:22:07,394 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:07,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [575020210]
[2024-11-01 15:22:07,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [575020210] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-01 15:22:07,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-01 15:22:07,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-01 15:22:07,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542335837]
[2024-11-01 15:22:07,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-01 15:22:07,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-01 15:22:07,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:07,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-01 15:22:07,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-01 15:22:07,427 INFO L87 Difference]: Start difference. First operand has 590 states, 367 states have (on average 1.3923705722070845) internal successors, (511), 400 states have internal predecessors, (511), 191 states have call successors, (191), 31 states have call predecessors, (191), 30 states have return successors, (187), 182 states have call predecessors, (187), 187 states have call successors, (187) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)
[2024-11-01 15:22:07,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:07,519 INFO L93 Difference]: Finished difference Result 1175 states and 1803 transitions.
[2024-11-01 15:22:07,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-01 15:22:07,523 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 137
[2024-11-01 15:22:07,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:07,549 INFO L225 Difference]: With dead ends: 1175
[2024-11-01 15:22:07,550 INFO L226 Difference]: Without dead ends: 579
[2024-11-01 15:22:07,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-01 15:22:07,573 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:07,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-01 15:22:07,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states.
[2024-11-01 15:22:07,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 579.
[2024-11-01 15:22:07,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 579 states, 362 states have (on average 1.3784530386740332) internal successors, (499), 389 states have internal predecessors, (499), 187 states have call successors, (187), 30 states have call predecessors, (187), 29 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186)
[2024-11-01 15:22:07,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 872 transitions.
[2024-11-01 15:22:07,734 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 872 transitions. Word has length 137
[2024-11-01 15:22:07,735 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:07,735 INFO L471 AbstractCegarLoop]: Abstraction has 579 states and 872 transitions.
[2024-11-01 15:22:07,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)
[2024-11-01 15:22:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 872 transitions.
[2024-11-01 15:22:07,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2024-11-01 15:22:07,745 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:07,745 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:07,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0
[2024-11-01 15:22:07,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:07,950 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:07,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:07,951 INFO L85 PathProgramCache]: Analyzing trace with hash -2139712646, now seen corresponding path program 1 times
[2024-11-01 15:22:07,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:07,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1409385180]
[2024-11-01 15:22:07,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:07,952 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:07,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:07,956 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:07,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-01 15:22:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:08,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:08,757 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked.
[2024-11-01 15:22:09,071 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked.
[2024-11-01 15:22:10,879 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:10,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1409385180]
[2024-11-01 15:22:10,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1409385180] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-01 15:22:10,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-01 15:22:10,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6
[2024-11-01 15:22:10,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894802501]
[2024-11-01 15:22:10,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-01 15:22:10,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-01 15:22:10,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:10,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-01 15:22:10,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2024-11-01 15:22:10,883 INFO L87 Difference]: Start difference. First operand 579 states and 872 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14)
[2024-11-01 15:22:11,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:11,231 INFO L93 Difference]: Finished difference Result 1150 states and 1737 transitions.
[2024-11-01 15:22:11,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-01 15:22:11,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 137
[2024-11-01 15:22:11,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:11,243 INFO L225 Difference]: With dead ends: 1150
[2024-11-01 15:22:11,243 INFO L226 Difference]: Without dead ends: 580
[2024-11-01 15:22:11,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2024-11-01 15:22:11,250 INFO L432 NwaCegarLoop]: 870 mSDtfsCounter, 0 mSDsluCounter, 1726 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2596 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:11,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2596 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-01 15:22:11,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states.
[2024-11-01 15:22:11,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 580.
[2024-11-01 15:22:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 580 states, 363 states have (on average 1.3774104683195592) internal successors, (500), 390 states have internal predecessors, (500), 187 states have call successors, (187), 30 states have call predecessors, (187), 29 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186)
[2024-11-01 15:22:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 873 transitions.
[2024-11-01 15:22:11,309 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 873 transitions. Word has length 137
[2024-11-01 15:22:11,312 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:11,312 INFO L471 AbstractCegarLoop]: Abstraction has 580 states and 873 transitions.
[2024-11-01 15:22:11,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14)
[2024-11-01 15:22:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 873 transitions.
[2024-11-01 15:22:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144
[2024-11-01 15:22:11,316 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:11,317 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:11,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2024-11-01 15:22:11,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:11,518 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:11,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:11,519 INFO L85 PathProgramCache]: Analyzing trace with hash 2142592682, now seen corresponding path program 1 times
[2024-11-01 15:22:11,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:11,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [510997817]
[2024-11-01 15:22:11,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:11,520 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:11,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:11,521 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:11,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-11-01 15:22:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:12,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:12,412 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:12,859 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked.
[2024-11-01 15:22:12,859 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:14,733 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked.
[2024-11-01 15:22:14,734 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:14,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [510997817]
[2024-11-01 15:22:14,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [510997817] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-01 15:22:14,734 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-01 15:22:14,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8
[2024-11-01 15:22:14,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204943554]
[2024-11-01 15:22:14,734 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-01 15:22:14,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-01 15:22:14,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:14,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-01 15:22:14,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2024-11-01 15:22:14,736 INFO L87 Difference]: Start difference. First operand 580 states and 873 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)
[2024-11-01 15:22:16,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:16,283 INFO L93 Difference]: Finished difference Result 1161 states and 1755 transitions.
[2024-11-01 15:22:16,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-01 15:22:16,284 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 143
[2024-11-01 15:22:16,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:16,292 INFO L225 Difference]: With dead ends: 1161
[2024-11-01 15:22:16,296 INFO L226 Difference]: Without dead ends: 590
[2024-11-01 15:22:16,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110
[2024-11-01 15:22:16,303 INFO L432 NwaCegarLoop]: 868 mSDtfsCounter, 4 mSDsluCounter, 5164 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 6032 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:16,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 6032 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time]
[2024-11-01 15:22:16,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states.
[2024-11-01 15:22:16,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590.
[2024-11-01 15:22:16,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 590 states, 372 states have (on average 1.3763440860215055) internal successors, (512), 399 states have internal predecessors, (512), 187 states have call successors, (187), 31 states have call predecessors, (187), 30 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186)
[2024-11-01 15:22:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 885 transitions.
[2024-11-01 15:22:16,341 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 885 transitions. Word has length 143
[2024-11-01 15:22:16,342 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:16,342 INFO L471 AbstractCegarLoop]: Abstraction has 590 states and 885 transitions.
[2024-11-01 15:22:16,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)
[2024-11-01 15:22:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 885 transitions.
[2024-11-01 15:22:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158
[2024-11-01 15:22:16,346 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:16,346 INFO L215 NwaCegarLoop]: trace histogram [20, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:16,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0
[2024-11-01 15:22:16,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:16,548 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:16,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:16,548 INFO L85 PathProgramCache]: Analyzing trace with hash 785478458, now seen corresponding path program 2 times
[2024-11-01 15:22:16,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:16,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [732561197]
[2024-11-01 15:22:16,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:16,549 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:16,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:16,552 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:16,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2024-11-01 15:22:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:17,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:17,458 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 125 proven. 10 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked.
[2024-11-01 15:22:18,409 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:21,509 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked.
[2024-11-01 15:22:21,510 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:21,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [732561197]
[2024-11-01 15:22:21,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [732561197] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-01 15:22:21,510 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-01 15:22:21,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14
[2024-11-01 15:22:21,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940936824]
[2024-11-01 15:22:21,511 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-01 15:22:21,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-01 15:22:21,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:21,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-01 15:22:21,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182
[2024-11-01 15:22:21,513 INFO L87 Difference]: Start difference. First operand 590 states and 885 transitions. Second operand has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)
[2024-11-01 15:22:25,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:25,022 INFO L93 Difference]: Finished difference Result 1180 states and 1779 transitions.
[2024-11-01 15:22:25,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-11-01 15:22:25,023 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 157
[2024-11-01 15:22:25,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:25,030 INFO L225 Difference]: With dead ends: 1180
[2024-11-01 15:22:25,030 INFO L226 Difference]: Without dead ends: 596
[2024-11-01 15:22:25,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420
[2024-11-01 15:22:25,033 INFO L432 NwaCegarLoop]: 868 mSDtfsCounter, 5 mSDsluCounter, 5166 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6034 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:25,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6034 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time]
[2024-11-01 15:22:25,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states.
[2024-11-01 15:22:25,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 596.
[2024-11-01 15:22:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 378 states have (on average 1.373015873015873) internal successors, (519), 405 states have internal predecessors, (519), 187 states have call successors, (187), 31 states have call predecessors, (187), 30 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186)
[2024-11-01 15:22:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 892 transitions.
[2024-11-01 15:22:25,062 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 892 transitions. Word has length 157
[2024-11-01 15:22:25,062 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:25,062 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 892 transitions.
[2024-11-01 15:22:25,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)
[2024-11-01 15:22:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 892 transitions.
[2024-11-01 15:22:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174
[2024-11-01 15:22:25,066 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:25,066 INFO L215 NwaCegarLoop]: trace histogram [36, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:25,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0
[2024-11-01 15:22:25,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:25,267 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:25,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:25,268 INFO L85 PathProgramCache]: Analyzing trace with hash 574231354, now seen corresponding path program 3 times
[2024-11-01 15:22:25,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:25,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1494929952]
[2024-11-01 15:22:25,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:25,268 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:25,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:25,274 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:25,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-11-01 15:22:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:26,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 1218 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:26,568 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 537 proven. 3 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked.
[2024-11-01 15:22:27,134 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:29,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 60 proven. 75 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked.
[2024-11-01 15:22:29,207 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:29,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1494929952]
[2024-11-01 15:22:29,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1494929952] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-01 15:22:29,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-01 15:22:29,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10
[2024-11-01 15:22:29,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711002338]
[2024-11-01 15:22:29,207 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-01 15:22:29,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-01 15:22:29,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:29,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-01 15:22:29,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90
[2024-11-01 15:22:29,208 INFO L87 Difference]: Start difference. First operand 596 states and 892 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-01 15:22:30,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:30,736 INFO L93 Difference]: Finished difference Result 1182 states and 1769 transitions.
[2024-11-01 15:22:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-11-01 15:22:30,738 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 173
[2024-11-01 15:22:30,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:30,746 INFO L225 Difference]: With dead ends: 1182
[2024-11-01 15:22:30,746 INFO L226 Difference]: Without dead ends: 596
[2024-11-01 15:22:30,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156
[2024-11-01 15:22:30,753 INFO L432 NwaCegarLoop]: 865 mSDtfsCounter, 6 mSDsluCounter, 3437 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4302 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:30,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4302 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time]
[2024-11-01 15:22:30,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states.
[2024-11-01 15:22:30,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 596.
[2024-11-01 15:22:30,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 378 states have (on average 1.3624338624338623) internal successors, (515), 405 states have internal predecessors, (515), 187 states have call successors, (187), 31 states have call predecessors, (187), 30 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186)
[2024-11-01 15:22:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 888 transitions.
[2024-11-01 15:22:30,783 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 888 transitions. Word has length 173
[2024-11-01 15:22:30,784 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:30,784 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 888 transitions.
[2024-11-01 15:22:30,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-01 15:22:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 888 transitions.
[2024-11-01 15:22:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-01 15:22:30,788 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:30,788 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:30,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0
[2024-11-01 15:22:30,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:30,989 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:30,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:30,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1768198906, now seen corresponding path program 4 times
[2024-11-01 15:22:30,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:30,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [415901922]
[2024-11-01 15:22:30,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:30,991 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:30,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:30,995 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:30,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process
[2024-11-01 15:22:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:33,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 1262 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:33,132 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked.
[2024-11-01 15:22:33,696 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked.
[2024-11-01 15:22:35,656 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:35,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [415901922]
[2024-11-01 15:22:35,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [415901922] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-01 15:22:35,657 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-01 15:22:35,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12
[2024-11-01 15:22:35,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287637791]
[2024-11-01 15:22:35,657 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-01 15:22:35,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-01 15:22:35,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:35,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-01 15:22:35,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132
[2024-11-01 15:22:35,658 INFO L87 Difference]: Start difference. First operand 596 states and 888 transitions. Second operand has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (15), 3 states have call predecessors, (15), 1 states have call successors, (15)
[2024-11-01 15:22:39,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-11-01 15:22:43,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-11-01 15:22:45,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:45,114 INFO L93 Difference]: Finished difference Result 1167 states and 1752 transitions.
[2024-11-01 15:22:45,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-01 15:22:45,114 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (15), 3 states have call predecessors, (15), 1 states have call successors, (15) Word has length 177
[2024-11-01 15:22:45,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:45,120 INFO L225 Difference]: With dead ends: 1167
[2024-11-01 15:22:45,121 INFO L226 Difference]: Without dead ends: 616
[2024-11-01 15:22:45,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132
[2024-11-01 15:22:45,125 INFO L432 NwaCegarLoop]: 870 mSDtfsCounter, 27 mSDsluCounter, 6051 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 6921 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:45,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 6921 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 85 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time]
[2024-11-01 15:22:45,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states.
[2024-11-01 15:22:45,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 603.
[2024-11-01 15:22:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 384 states have (on average 1.3567708333333333) internal successors, (521), 411 states have internal predecessors, (521), 187 states have call successors, (187), 31 states have call predecessors, (187), 31 states have return successors, (194), 182 states have call predecessors, (194), 186 states have call successors, (194)
[2024-11-01 15:22:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 902 transitions.
[2024-11-01 15:22:45,155 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 902 transitions. Word has length 177
[2024-11-01 15:22:45,156 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:45,156 INFO L471 AbstractCegarLoop]: Abstraction has 603 states and 902 transitions.
[2024-11-01 15:22:45,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (15), 3 states have call predecessors, (15), 1 states have call successors, (15)
[2024-11-01 15:22:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 902 transitions.
[2024-11-01 15:22:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2024-11-01 15:22:45,161 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:45,161 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:45,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0
[2024-11-01 15:22:45,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:45,362 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:45,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:45,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1825457208, now seen corresponding path program 1 times
[2024-11-01 15:22:45,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:45,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1255655269]
[2024-11-01 15:22:45,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:45,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:45,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:45,365 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:45,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process
[2024-11-01 15:22:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:47,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 1260 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:47,461 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked.
[2024-11-01 15:22:52,113 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked.
[2024-11-01 15:22:54,497 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:54,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1255655269]
[2024-11-01 15:22:54,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1255655269] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-01 15:22:54,497 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-01 15:22:54,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3
[2024-11-01 15:22:54,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630668416]
[2024-11-01 15:22:54,497 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-01 15:22:54,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-01 15:22:54,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:54,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-01 15:22:54,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-01 15:22:54,499 INFO L87 Difference]: Start difference. First operand 603 states and 902 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-01 15:22:54,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:54,588 INFO L93 Difference]: Finished difference Result 1161 states and 1750 transitions.
[2024-11-01 15:22:54,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-01 15:22:54,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177
[2024-11-01 15:22:54,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:54,598 INFO L225 Difference]: With dead ends: 1161
[2024-11-01 15:22:54,598 INFO L226 Difference]: Without dead ends: 1082
[2024-11-01 15:22:54,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-01 15:22:54,601 INFO L432 NwaCegarLoop]: 970 mSDtfsCounter, 792 mSDsluCounter, 832 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 792 SdHoareTripleChecker+Valid, 1802 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:54,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [792 Valid, 1802 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-01 15:22:54,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1082 states.
[2024-11-01 15:22:54,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1082 to 1082.
[2024-11-01 15:22:54,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1082 states, 694 states have (on average 1.3631123919308357) internal successors, (946), 739 states have internal predecessors, (946), 328 states have call successors, (328), 58 states have call predecessors, (328), 59 states have return successors, (341), 321 states have call predecessors, (341), 327 states have call successors, (341)
[2024-11-01 15:22:54,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 1082 states and 1615 transitions.
[2024-11-01 15:22:54,663 INFO L78 Accepts]: Start accepts. Automaton has 1082 states and 1615 transitions. Word has length 177
[2024-11-01 15:22:54,663 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:22:54,664 INFO L471 AbstractCegarLoop]: Abstraction has 1082 states and 1615 transitions.
[2024-11-01 15:22:54,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)
[2024-11-01 15:22:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1615 transitions.
[2024-11-01 15:22:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229
[2024-11-01 15:22:54,669 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:22:54,670 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:22:54,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0
[2024-11-01 15:22:54,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:54,871 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:22:54,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:22:54,871 INFO L85 PathProgramCache]: Analyzing trace with hash 282174662, now seen corresponding path program 1 times
[2024-11-01 15:22:54,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:22:54,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [804954307]
[2024-11-01 15:22:54,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:22:54,872 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:22:54,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:22:54,876 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:22:54,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process
[2024-11-01 15:22:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:22:57,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 1395 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-01 15:22:57,019 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:22:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked.
[2024-11-01 15:22:57,197 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:22:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked.
[2024-11-01 15:22:59,362 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:22:59,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [804954307]
[2024-11-01 15:22:59,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [804954307] provided 2 perfect and 0 imperfect interpolant sequences
[2024-11-01 15:22:59,362 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2024-11-01 15:22:59,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3
[2024-11-01 15:22:59,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389189467]
[2024-11-01 15:22:59,362 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2024-11-01 15:22:59,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-01 15:22:59,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:22:59,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-01 15:22:59,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-01 15:22:59,364 INFO L87 Difference]: Start difference. First operand 1082 states and 1615 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24)
[2024-11-01 15:22:59,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:22:59,888 INFO L93 Difference]: Finished difference Result 2581 states and 3832 transitions.
[2024-11-01 15:22:59,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-01 15:22:59,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 228
[2024-11-01 15:22:59,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:22:59,903 INFO L225 Difference]: With dead ends: 2581
[2024-11-01 15:22:59,903 INFO L226 Difference]: Without dead ends: 1544
[2024-11-01 15:22:59,908 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 453 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-01 15:22:59,909 INFO L432 NwaCegarLoop]: 931 mSDtfsCounter, 428 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2024-11-01 15:22:59,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [428 Valid, 1724 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-11-01 15:22:59,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1544 states.
[2024-11-01 15:23:00,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1544 to 1522.
[2024-11-01 15:23:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1522 states, 949 states have (on average 1.3498419388830347) internal successors, (1281), 1018 states have internal predecessors, (1281), 474 states have call successors, (474), 95 states have call predecessors, (474), 98 states have return successors, (493), 459 states have call predecessors, (493), 473 states have call successors, (493)
[2024-11-01 15:23:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1522 states and 2248 transitions.
[2024-11-01 15:23:00,040 INFO L78 Accepts]: Start accepts. Automaton has 1522 states and 2248 transitions. Word has length 228
[2024-11-01 15:23:00,041 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:23:00,041 INFO L471 AbstractCegarLoop]: Abstraction has 1522 states and 2248 transitions.
[2024-11-01 15:23:00,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24)
[2024-11-01 15:23:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 2248 transitions.
[2024-11-01 15:23:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445
[2024-11-01 15:23:00,052 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:23:00,053 INFO L215 NwaCegarLoop]: trace histogram [40, 17, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:23:00,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0
[2024-11-01 15:23:00,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:23:00,254 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:23:00,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:23:00,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1388021079, now seen corresponding path program 1 times
[2024-11-01 15:23:00,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:23:00,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1109677712]
[2024-11-01 15:23:00,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:23:00,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:23:00,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:23:00,256 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:23:00,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process
[2024-11-01 15:23:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:23:02,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 1896 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-01 15:23:02,482 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:23:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 1673 trivial. 0 not checked.
[2024-11-01 15:23:03,122 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-01 15:23:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 1791 trivial. 0 not checked.
[2024-11-01 15:23:09,399 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2024-11-01 15:23:09,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1109677712]
[2024-11-01 15:23:09,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1109677712] provided 1 perfect and 1 imperfect interpolant sequences
[2024-11-01 15:23:09,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-01 15:23:09,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10
[2024-11-01 15:23:09,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805028956]
[2024-11-01 15:23:09,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-01 15:23:09,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-01 15:23:09,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2024-11-01 15:23:09,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-01 15:23:09,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90
[2024-11-01 15:23:09,401 INFO L87 Difference]: Start difference. First operand 1522 states and 2248 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 5 states have internal predecessors, (152), 2 states have call successors, (52), 2 states have call predecessors, (52), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51)
[2024-11-01 15:23:09,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-01 15:23:09,746 INFO L93 Difference]: Finished difference Result 3009 states and 4510 transitions.
[2024-11-01 15:23:09,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-01 15:23:09,748 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 5 states have internal predecessors, (152), 2 states have call successors, (52), 2 states have call predecessors, (52), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) Word has length 444
[2024-11-01 15:23:09,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-01 15:23:09,762 INFO L225 Difference]: With dead ends: 3009
[2024-11-01 15:23:09,762 INFO L226 Difference]: Without dead ends: 1542
[2024-11-01 15:23:09,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 886 GetRequests, 878 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90
[2024-11-01 15:23:09,771 INFO L432 NwaCegarLoop]: 869 mSDtfsCounter, 0 mSDsluCounter, 3471 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4340 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-01 15:23:09,772 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4340 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-01 15:23:09,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states.
[2024-11-01 15:23:09,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1542.
[2024-11-01 15:23:09,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 965 states have (on average 1.344041450777202) internal successors, (1297), 1034 states have internal predecessors, (1297), 474 states have call successors, (474), 95 states have call predecessors, (474), 102 states have return successors, (505), 463 states have call predecessors, (505), 473 states have call successors, (505)
[2024-11-01 15:23:09,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2276 transitions.
[2024-11-01 15:23:09,876 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2276 transitions. Word has length 444
[2024-11-01 15:23:09,877 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-01 15:23:09,877 INFO L471 AbstractCegarLoop]: Abstraction has 1542 states and 2276 transitions.
[2024-11-01 15:23:09,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 5 states have internal predecessors, (152), 2 states have call successors, (52), 2 states have call predecessors, (52), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51)
[2024-11-01 15:23:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2276 transitions.
[2024-11-01 15:23:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463
[2024-11-01 15:23:09,891 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-01 15:23:09,891 INFO L215 NwaCegarLoop]: trace histogram [40, 17, 17, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-01 15:23:09,952 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0
[2024-11-01 15:23:10,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:23:10,093 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-01 15:23:10,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-01 15:23:10,093 INFO L85 PathProgramCache]: Analyzing trace with hash 35192279, now seen corresponding path program 1 times
[2024-11-01 15:23:10,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2024-11-01 15:23:10,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [258559029]
[2024-11-01 15:23:10,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-01 15:23:10,094 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-01 15:23:10,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-01 15:23:10,096 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-01 15:23:10,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process
[2024-11-01 15:23:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-01 15:23:12,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 1947 conjuncts, 14 conjuncts are in the unsatisfiable core
[2024-11-01 15:23:12,368 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-01 15:23:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1913 backedges. 457 proven. 0 refuted. 0 times theorem prover too weak. 1456 trivial. 0 not checked.
[2024-11-01 15:23:14,031 INFO L311 TraceCheckSpWp]: Computing backward predicates...