/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-32_7a-drivers--char--lp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 15:22:16,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 15:22:16,492 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 15:22:16,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 15:22:16,497 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 15:22:16,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 15:22:16,527 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 15:22:16,528 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 15:22:16,528 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 15:22:16,528 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 15:22:16,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 15:22:16,530 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 15:22:16,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 15:22:16,532 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 15:22:16,533 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 15:22:16,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 15:22:16,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 15:22:16,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 15:22:16,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 15:22:16,538 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 15:22:16,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 15:22:16,538 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 15:22:16,539 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 15:22:16,539 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 15:22:16,539 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 15:22:16,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 15:22:16,539 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 15:22:16,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 15:22:16,540 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 15:22:16,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 15:22:16,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 15:22:16,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 15:22:16,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 15:22:16,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 15:22:16,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 15:22:16,542 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 15:22:16,542 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 15:22:16,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 15:22:16,543 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 15:22:16,543 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 15:22:16,543 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 15:22:16,544 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 15:22:16,544 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-01 15:22:16,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 15:22:16,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 15:22:16,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 15:22:16,925 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 15:22:16,929 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 15:22:16,931 INFO L431 ainManager$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-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-01 15:22:18,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 15:22:18,842 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 15:22:18,843 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-01 15:22:18,885 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a15cba31/44e788436e1d4e078884f2ccdd71dc93/FLAG2370c1074 [2024-11-01 15:22:18,904 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a15cba31/44e788436e1d4e078884f2ccdd71dc93 [2024-11-01 15:22:18,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 15:22:18,909 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 15:22:18,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 15:22:18,911 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 15:22:18,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 15:22:18,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:22:18" (1/1) ... [2024-11-01 15:22:18,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3edfeb96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:18, skipping insertion in model container [2024-11-01 15:22:18,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:22:18" (1/1) ... [2024-11-01 15:22:19,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 15:22:19,876 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 15:22:20,091 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 15:22:20,117 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 15:22:20,152 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 15:22:20,190 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 15:22:20,193 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 15:22:20,195 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 15:22:20,199 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 15:22:20,200 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 15:22:20,214 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 15:22:20,224 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 15:22:20,232 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 15:22:20,235 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 15:22:20,256 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 15:22:20,275 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 15:22:20,296 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 15:22:20,304 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 15:22:20,305 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 15:22:20,320 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 15:22:20,328 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 15:22:20,340 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 15:22:20,341 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 15:22:20,343 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 15:22:20,344 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 15:22:20,356 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 15:22:20,390 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 15:22:20,391 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 15:22:20,448 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 15:22:20,448 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 15:22:20,449 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 15:22:20,454 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 15:22:20,455 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 15:22:20,456 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 15:22:20,456 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 15:22:20,456 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 15:22:20,456 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 15:22:20,457 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 15:22:20,457 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 15:22:20,457 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 15:22:20,457 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 15:22:20,457 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 15:22:20,458 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 15:22:20,458 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 15:22:20,462 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 15:22:20,462 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 15:22:20,484 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-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2024-11-01 15:22:20,754 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 15:22:20,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 15:22:20,817 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 15:22:20,937 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"); [3376] [2024-11-01 15:22:20,940 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"); [3384-3385] [2024-11-01 15:22:20,941 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"); [3393-3394] [2024-11-01 15:22:20,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3402-3403] [2024-11-01 15:22:20,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3421] [2024-11-01 15:22:20,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3424] [2024-11-01 15:22:20,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3427] [2024-11-01 15:22:20,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3430] [2024-11-01 15:22:20,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3451] [2024-11-01 15:22:20,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3454] [2024-11-01 15:22:20,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3457] [2024-11-01 15:22:20,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3460] [2024-11-01 15:22:21,114 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-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2024-11-01 15:22:21,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 15:22:21,262 WARN L709 CHandler]: The following functions are not defined or handled internally: __bad_percpu_size [2024-11-01 15:22:21,270 INFO L204 MainTranslator]: Completed translation [2024-11-01 15:22:21,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21 WrapperNode [2024-11-01 15:22:21,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 15:22:21,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 15:22:21,275 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 15:22:21,275 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 15:22:21,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,456 INFO L138 Inliner]: procedures = 235, calls = 1325, calls flagged for inlining = 79, calls inlined = 73, statements flattened = 2850 [2024-11-01 15:22:21,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 15:22:21,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 15:22:21,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 15:22:21,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 15:22:21,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,625 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [14, 2, 5, 1, 16, 5, 12, 29, 6, 15, 647, 15, 26, 3, 5, 1, 8, 3, 8, 3]. 79 percent of accesses are in the largest equivalence class. The 518 initializations are split as follows [3, 2, 5, 0, 0, 5, 0, 0, 6, 8, 451, 8, 0, 3, 5, 0, 8, 3, 8, 3]. The 150 writes are split as follows [10, 0, 0, 0, 16, 0, 2, 29, 0, 3, 63, 0, 26, 0, 0, 1, 0, 0, 0, 0]. [2024-11-01 15:22:21,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 15:22:21,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 15:22:21,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 15:22:21,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 15:22:21,856 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (1/1) ... [2024-11-01 15:22:21,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 15:22:21,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 15:22:21,891 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 15:22:21,893 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 15:22:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-01 15:22:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-01 15:22:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 15:22:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 15:22:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 15:22:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 15:22:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 15:22:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 15:22:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 15:22:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 15:22:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-01 15:22:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-01 15:22:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-01 15:22:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-01 15:22:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-01 15:22:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 15:22:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-01 15:22:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-01 15:22:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-01 15:22:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-01 15:22:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-01 15:22:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-01 15:22:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-01 15:22:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 15:22:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 15:22:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-01 15:22:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-01 15:22:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-01 15:22:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-01 15:22:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-01 15:22:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-01 15:22:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 15:22:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-01 15:22:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 15:22:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-01 15:22:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-01 15:22:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-01 15:22:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-01 15:22:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-01 15:22:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-01 15:22:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-01 15:22:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-01 15:22:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 15:22:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-01 15:22:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-01 15:22:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-01 15:22:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-01 15:22:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-01 15:22:21,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-01 15:22:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-01 15:22:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-01 15:22:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-01 15:22:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-01 15:22:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-01 15:22:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-01 15:22:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-01 15:22:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-01 15:22:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-01 15:22:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-01 15:22:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-01 15:22:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-01 15:22:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-01 15:22:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-01 15:22:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#19 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-01 15:22:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-01 15:22:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-01 15:22:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-01 15:22:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-01 15:22:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-01 15:22:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-01 15:22:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-01 15:22:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-01 15:22:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-11-01 15:22:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-11-01 15:22:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-11-01 15:22:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 15:22:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-01 15:22:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 15:22:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 15:22:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 15:22:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-01 15:22:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-01 15:22:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-01 15:22:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-01 15:22:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 15:22:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 15:22:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-01 15:22:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-01 15:22:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-01 15:22:21,949 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-01 15:22:22,450 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 15:22:22,453 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 15:22:22,750 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 15:22:35,109 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-01 15:22:35,109 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 15:22:35,143 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 15:22:35,143 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-01 15:22:35,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:22:35 BoogieIcfgContainer [2024-11-01 15:22:35,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 15:22:35,145 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 15:22:35,146 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 15:22:35,148 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 15:22:35,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 03:22:18" (1/3) ... [2024-11-01 15:22:35,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70113e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:22:35, skipping insertion in model container [2024-11-01 15:22:35,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:22:21" (2/3) ... [2024-11-01 15:22:35,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70113e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:22:35, skipping insertion in model container [2024-11-01 15:22:35,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:22:35" (3/3) ... [2024-11-01 15:22:35,150 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-01 15:22:35,163 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 15:22:35,164 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 15:22:35,245 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 15:22:35,249 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;@4a54891b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 15:22:35,250 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 15:22:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand has 873 states, 613 states have (on average 1.3539967373572595) internal successors, (830), 637 states have internal predecessors, (830), 203 states have call successors, (203), 56 states have call predecessors, (203), 55 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) [2024-11-01 15:22:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-01 15:22:35,290 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:22:35,292 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:22:35,292 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:22:35,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:22:35,298 INFO L85 PathProgramCache]: Analyzing trace with hash -288491486, now seen corresponding path program 1 times [2024-11-01 15:22:35,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:22:35,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1696790601] [2024-11-01 15:22:35,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:22:35,306 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 15:22:35,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:22:35,308 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 15:22:35,309 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 15:22:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:22:37,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-01 15:22:37,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:22:37,490 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-01 15:22:37,490 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:22:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-01 15:22:39,755 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:22:39,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1696790601] [2024-11-01 15:22:39,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1696790601] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 15:22:39,756 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 15:22:39,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-01 15:22:39,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650279051] [2024-11-01 15:22:39,761 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 15:22:39,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-01 15:22:39,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:22:39,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-01 15:22:39,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-01 15:22:39,797 INFO L87 Difference]: Start difference. First operand has 873 states, 613 states have (on average 1.3539967373572595) internal successors, (830), 637 states have internal predecessors, (830), 203 states have call successors, (203), 56 states have call predecessors, (203), 55 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-01 15:22:39,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:22:39,899 INFO L93 Difference]: Finished difference Result 1741 states and 2491 transitions. [2024-11-01 15:22:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-01 15:22:39,903 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2024-11-01 15:22:39,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:22:39,927 INFO L225 Difference]: With dead ends: 1741 [2024-11-01 15:22:39,928 INFO L226 Difference]: Without dead ends: 861 [2024-11-01 15:22:39,939 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 358 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 15:22:39,943 INFO L432 NwaCegarLoop]: 1219 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, 1219 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 15:22:39,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1219 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 15:22:39,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-11-01 15:22:40,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2024-11-01 15:22:40,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 608 states have (on average 1.34375) internal successors, (817), 625 states have internal predecessors, (817), 198 states have call successors, (198), 55 states have call predecessors, (198), 54 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 15:22:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1204 transitions. [2024-11-01 15:22:40,047 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1204 transitions. Word has length 180 [2024-11-01 15:22:40,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:22:40,047 INFO L471 AbstractCegarLoop]: Abstraction has 861 states and 1204 transitions. [2024-11-01 15:22:40,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-01 15:22:40,048 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1204 transitions. [2024-11-01 15:22:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-01 15:22:40,052 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:22:40,053 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:22:40,094 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 (2)] Ended with exit code 0 [2024-11-01 15:22:40,253 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 15:22:40,254 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:22:40,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:22:40,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1698219986, now seen corresponding path program 1 times [2024-11-01 15:22:40,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:22:40,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [783840840] [2024-11-01 15:22:40,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:22:40,255 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 15:22:40,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:22:40,257 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 15:22:40,258 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 (3)] Waiting until timeout for monitored process [2024-11-01 15:22:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:22:42,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-01 15:22:42,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:22:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-01 15:22:42,772 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:22:45,994 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2024-11-01 15:22:45,995 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:22:45,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [783840840] [2024-11-01 15:22:45,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [783840840] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-01 15:22:45,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-01 15:22:45,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-01 15:22:45,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879126650] [2024-11-01 15:22:45,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-01 15:22:45,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 15:22:45,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:22:45,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 15:22:45,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-01 15:22:45,998 INFO L87 Difference]: Start difference. First operand 861 states and 1204 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-01 15:22:46,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:22:46,591 INFO L93 Difference]: Finished difference Result 1710 states and 2398 transitions. [2024-11-01 15:22:46,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 15:22:46,592 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 180 [2024-11-01 15:22:46,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:22:46,600 INFO L225 Difference]: With dead ends: 1710 [2024-11-01 15:22:46,600 INFO L226 Difference]: Without dead ends: 862 [2024-11-01 15:22:46,605 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-01 15:22:46,606 INFO L432 NwaCegarLoop]: 1202 mSDtfsCounter, 0 mSDsluCounter, 2384 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3586 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-01 15:22:46,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3586 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-01 15:22:46,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2024-11-01 15:22:46,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 862. [2024-11-01 15:22:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 862 states, 609 states have (on average 1.3431855500821017) internal successors, (818), 626 states have internal predecessors, (818), 198 states have call successors, (198), 55 states have call predecessors, (198), 54 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 15:22:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1205 transitions. [2024-11-01 15:22:46,661 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1205 transitions. Word has length 180 [2024-11-01 15:22:46,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:22:46,666 INFO L471 AbstractCegarLoop]: Abstraction has 862 states and 1205 transitions. [2024-11-01 15:22:46,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-01 15:22:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1205 transitions. [2024-11-01 15:22:46,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-01 15:22:46,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:22:46,671 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:22:46,720 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 15:22:46,872 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 15:22:46,872 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:22:46,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:22:46,873 INFO L85 PathProgramCache]: Analyzing trace with hash -828313940, now seen corresponding path program 1 times [2024-11-01 15:22:46,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:22:46,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1876027573] [2024-11-01 15:22:46,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:22:46,873 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 15:22:46,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:22:46,875 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 15:22:46,876 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 15:22:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:22:49,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 2212 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-01 15:22:49,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:22:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-11-01 15:22:49,869 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:22:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-11-01 15:22:53,604 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:22:53,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1876027573] [2024-11-01 15:22:53,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1876027573] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-01 15:22:53,604 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-01 15:22:53,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-01 15:22:53,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536832118] [2024-11-01 15:22:53,605 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-01 15:22:53,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-01 15:22:53,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:22:53,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-01 15:22:53,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-01 15:22:53,606 INFO L87 Difference]: Start difference. First operand 862 states and 1205 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-01 15:22:55,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:22:55,978 INFO L93 Difference]: Finished difference Result 1721 states and 2417 transitions. [2024-11-01 15:22:55,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-01 15:22:55,979 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 189 [2024-11-01 15:22:55,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:22:55,987 INFO L225 Difference]: With dead ends: 1721 [2024-11-01 15:22:55,988 INFO L226 Difference]: Without dead ends: 872 [2024-11-01 15:22:55,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2024-11-01 15:22:55,992 INFO L432 NwaCegarLoop]: 1198 mSDtfsCounter, 4 mSDsluCounter, 4751 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5949 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-01 15:22:55,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5949 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-01 15:22:55,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2024-11-01 15:22:56,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 872. [2024-11-01 15:22:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 872 states, 618 states have (on average 1.343042071197411) internal successors, (830), 635 states have internal predecessors, (830), 198 states have call successors, (198), 56 states have call predecessors, (198), 55 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 15:22:56,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1217 transitions. [2024-11-01 15:22:56,036 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1217 transitions. Word has length 189 [2024-11-01 15:22:56,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:22:56,038 INFO L471 AbstractCegarLoop]: Abstraction has 872 states and 1217 transitions. [2024-11-01 15:22:56,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-01 15:22:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1217 transitions. [2024-11-01 15:22:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-01 15:22:56,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:22:56,041 INFO L215 NwaCegarLoop]: trace histogram [28, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:22:56,088 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 (4)] Ended with exit code 0 [2024-11-01 15:22:56,242 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 15:22:56,242 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:22:56,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:22:56,243 INFO L85 PathProgramCache]: Analyzing trace with hash 798673198, now seen corresponding path program 2 times [2024-11-01 15:22:56,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:22:56,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1322626094] [2024-11-01 15:22:56,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:22:56,243 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 15:22:56,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:22:56,249 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 15:22:56,250 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 15:22:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:22:58,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 2421 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-01 15:22:58,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:23:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 192 proven. 10 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2024-11-01 15:23:00,157 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:23:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2024-11-01 15:23:04,797 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:23:04,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1322626094] [2024-11-01 15:23:04,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1322626094] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-01 15:23:04,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-01 15:23:04,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2024-11-01 15:23:04,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421208679] [2024-11-01 15:23:04,798 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-01 15:23:04,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-01 15:23:04,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:23:04,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-01 15:23:04,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-01 15:23:04,799 INFO L87 Difference]: Start difference. First operand 872 states and 1217 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-01 15:23:10,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:23:10,959 INFO L93 Difference]: Finished difference Result 1740 states and 2441 transitions. [2024-11-01 15:23:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-01 15:23:10,960 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 208 [2024-11-01 15:23:10,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:23:10,969 INFO L225 Difference]: With dead ends: 1740 [2024-11-01 15:23:10,969 INFO L226 Difference]: Without dead ends: 878 [2024-11-01 15:23:10,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2024-11-01 15:23:10,975 INFO L432 NwaCegarLoop]: 1198 mSDtfsCounter, 5 mSDsluCounter, 9503 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 10701 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-01 15:23:10,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 10701 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-01 15:23:10,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2024-11-01 15:23:11,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 878. [2024-11-01 15:23:11,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 878 states, 624 states have (on average 1.3413461538461537) internal successors, (837), 641 states have internal predecessors, (837), 198 states have call successors, (198), 56 states have call predecessors, (198), 55 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 15:23:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1224 transitions. [2024-11-01 15:23:11,010 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1224 transitions. Word has length 208 [2024-11-01 15:23:11,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:23:11,011 INFO L471 AbstractCegarLoop]: Abstraction has 878 states and 1224 transitions. [2024-11-01 15:23:11,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-01 15:23:11,012 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1224 transitions. [2024-11-01 15:23:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-01 15:23:11,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:23:11,016 INFO L215 NwaCegarLoop]: trace histogram [48, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:11,077 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 (5)] Forceful destruction successful, exit code 0 [2024-11-01 15:23:11,216 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 15:23:11,217 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:23:11,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:23:11,217 INFO L85 PathProgramCache]: Analyzing trace with hash -564510802, now seen corresponding path program 3 times [2024-11-01 15:23:11,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:23:11,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1257994708] [2024-11-01 15:23:11,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:23:11,218 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 15:23:11,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:23:11,219 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 15:23:11,220 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 15:23:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:23:14,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-01 15:23:14,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:23:15,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 980 proven. 3 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-01 15:23:15,699 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:23:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 90 proven. 99 refuted. 0 times theorem prover too weak. 1761 trivial. 0 not checked. [2024-11-01 15:23:19,535 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:23:19,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1257994708] [2024-11-01 15:23:19,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1257994708] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-01 15:23:19,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-01 15:23:19,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-01 15:23:19,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105403097] [2024-11-01 15:23:19,536 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-01 15:23:19,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-01 15:23:19,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:23:19,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-01 15:23:19,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-01 15:23:19,537 INFO L87 Difference]: Start difference. First operand 878 states and 1224 transitions. Second operand has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-01 15:23:21,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:23:21,833 INFO L93 Difference]: Finished difference Result 1740 states and 2428 transitions. [2024-11-01 15:23:21,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-01 15:23:21,834 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 228 [2024-11-01 15:23:21,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:23:21,841 INFO L225 Difference]: With dead ends: 1740 [2024-11-01 15:23:21,841 INFO L226 Difference]: Without dead ends: 878 [2024-11-01 15:23:21,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 446 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-01 15:23:21,845 INFO L432 NwaCegarLoop]: 1196 mSDtfsCounter, 5 mSDsluCounter, 5934 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 7130 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-01 15:23:21,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 7130 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-01 15:23:21,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2024-11-01 15:23:21,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 878. [2024-11-01 15:23:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 878 states, 624 states have (on average 1.3349358974358974) internal successors, (833), 641 states have internal predecessors, (833), 198 states have call successors, (198), 56 states have call predecessors, (198), 55 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 15:23:21,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1220 transitions. [2024-11-01 15:23:21,869 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1220 transitions. Word has length 228 [2024-11-01 15:23:21,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:23:21,871 INFO L471 AbstractCegarLoop]: Abstraction has 878 states and 1220 transitions. [2024-11-01 15:23:21,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-01 15:23:21,871 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1220 transitions. [2024-11-01 15:23:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-01 15:23:21,873 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:23:21,873 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:21,932 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 15:23:22,074 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 15:23:22,074 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:23:22,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:23:22,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1746585042, now seen corresponding path program 4 times [2024-11-01 15:23:22,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:23:22,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1706561974] [2024-11-01 15:23:22,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:23:22,075 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 15:23:22,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:23:22,078 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 15:23:22,080 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 15:23:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:23:28,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 2729 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 15:23:28,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:23:35,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-01 15:23:35,967 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:23:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-01 15:23:39,802 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:23:39,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1706561974] [2024-11-01 15:23:39,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1706561974] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 15:23:39,802 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 15:23:39,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 6 [2024-11-01 15:23:39,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886004839] [2024-11-01 15:23:39,803 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 15:23:39,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-01 15:23:39,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:23:39,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-01 15:23:39,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-01 15:23:39,804 INFO L87 Difference]: Start difference. First operand 878 states and 1220 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 4 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-01 15:23:47,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:23:47,918 INFO L93 Difference]: Finished difference Result 3346 states and 4672 transitions. [2024-11-01 15:23:47,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-01 15:23:47,919 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 4 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 236 [2024-11-01 15:23:47,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:23:47,935 INFO L225 Difference]: With dead ends: 3346 [2024-11-01 15:23:47,935 INFO L226 Difference]: Without dead ends: 2523 [2024-11-01 15:23:47,940 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 472 GetRequests, 466 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-01 15:23:47,941 INFO L432 NwaCegarLoop]: 1295 mSDtfsCounter, 2264 mSDsluCounter, 4317 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2264 SdHoareTripleChecker+Valid, 5612 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-11-01 15:23:47,941 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2264 Valid, 5612 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2024-11-01 15:23:47,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2024-11-01 15:23:48,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 2487. [2024-11-01 15:23:48,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2487 states, 1779 states have (on average 1.3456998313659359) internal successors, (2394), 1816 states have internal predecessors, (2394), 546 states have call successors, (546), 162 states have call predecessors, (546), 161 states have return successors, (537), 535 states have call predecessors, (537), 537 states have call successors, (537) [2024-11-01 15:23:48,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2487 states and 3477 transitions. [2024-11-01 15:23:48,085 INFO L78 Accepts]: Start accepts. Automaton has 2487 states and 3477 transitions. Word has length 236 [2024-11-01 15:23:48,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:23:48,085 INFO L471 AbstractCegarLoop]: Abstraction has 2487 states and 3477 transitions. [2024-11-01 15:23:48,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 4 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-01 15:23:48,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 3477 transitions. [2024-11-01 15:23:48,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-01 15:23:48,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:23:48,089 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:48,157 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 (7)] Ended with exit code 0 [2024-11-01 15:23:48,290 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 15:23:48,290 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:23:48,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:23:48,291 INFO L85 PathProgramCache]: Analyzing trace with hash -366492348, now seen corresponding path program 1 times [2024-11-01 15:23:48,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:23:48,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1422380500] [2024-11-01 15:23:48,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:23:48,291 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 15:23:48,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:23:48,292 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 15:23:48,294 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 15:23:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:23:54,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 2714 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 15:23:54,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:23:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-01 15:23:54,808 INFO L311 TraceCheckSpWp]: Computing backward predicates...