/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -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-17387ad-m [2024-11-06 03:18:45,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 03:18:45,831 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 03:18:45,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 03:18:45,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 03:18:45,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 03:18:45,860 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 03:18:45,860 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 03:18:45,861 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 03:18:45,861 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 03:18:45,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 03:18:45,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 03:18:45,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 03:18:45,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 03:18:45,862 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 03:18:45,863 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 03:18:45,863 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 03:18:45,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 03:18:45,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 03:18:45,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 03:18:45,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 03:18:45,870 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 03:18:45,870 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 03:18:45,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 03:18:45,870 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 03:18:45,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 03:18:45,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 03:18:45,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 03:18:45,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 03:18:45,871 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 03:18:45,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 03:18:45,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 03:18:45,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 03:18:45,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 03:18:45,872 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 03:18:45,874 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 03:18:46,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 03:18:46,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 03:18:46,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 03:18:46,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 03:18:46,080 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 03:18:46,081 INFO L431 ainManager$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 [2024-11-06 03:18:47,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 03:18:47,645 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 03:18:47,646 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 [2024-11-06 03:18:47,674 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3f19c75/a37adb2d84ef44f9ad4b8ec2d9b96d36/FLAG81f7ad771 [2024-11-06 03:18:47,687 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3f19c75/a37adb2d84ef44f9ad4b8ec2d9b96d36 [2024-11-06 03:18:47,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 03:18:47,690 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 03:18:47,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 03:18:47,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 03:18:47,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 03:18:47,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:18:47" (1/1) ... [2024-11-06 03:18:47,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a011167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:47, skipping insertion in model container [2024-11-06 03:18:47,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:18:47" (1/1) ... [2024-11-06 03:18:47,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 03:18:48,372 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,468 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,530 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,530 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,537 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,541 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,542 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,552 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,561 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,570 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,571 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,601 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,620 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,637 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,645 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,647 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,652 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,661 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,723 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,728 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,747 WARN L250 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] [2024-11-06 03:18:48,881 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 03:18:48,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 03:18:48,944 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 03:18:49,021 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] [2024-11-06 03:18:49,023 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] [2024-11-06 03:18:49,023 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] [2024-11-06 03:18:49,024 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] [2024-11-06 03:18:49,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3421] [2024-11-06 03:18:49,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3424] [2024-11-06 03:18:49,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3427] [2024-11-06 03:18:49,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3430] [2024-11-06 03:18:49,029 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] [2024-11-06 03:18:49,030 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] [2024-11-06 03:18:49,030 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] [2024-11-06 03:18:49,030 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] [2024-11-06 03:18:49,187 WARN L250 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] [2024-11-06 03:18:49,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 03:18:49,292 INFO L204 MainTranslator]: Completed translation [2024-11-06 03:18:49,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49 WrapperNode [2024-11-06 03:18:49,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 03:18:49,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 03:18:49,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 03:18:49,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 03:18:49,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,479 INFO L138 Inliner]: procedures = 235, calls = 1325, calls flagged for inlining = 79, calls inlined = 73, statements flattened = 2850 [2024-11-06 03:18:49,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 03:18:49,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 03:18:49,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 03:18:49,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 03:18:49,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,512 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,652 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [2, 14, 5, 5, 1, 12, 16, 29, 15, 15, 26, 3, 6, 5, 647, 8, 3, 1, 8, 3]. 79 percent of accesses are in the largest equivalence class. The 518 initializations are split as follows [2, 3, 5, 5, 0, 0, 0, 0, 8, 8, 0, 3, 6, 5, 451, 8, 3, 0, 8, 3]. The 150 writes are split as follows [0, 10, 0, 0, 0, 2, 16, 29, 3, 0, 26, 0, 0, 0, 63, 0, 0, 1, 0, 0]. [2024-11-06 03:18:49,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,783 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 03:18:49,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 03:18:49,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 03:18:49,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 03:18:49,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (1/1) ... [2024-11-06 03:18:49,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 03:18:49,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 03:18:49,829 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) [2024-11-06 03:18:49,831 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 [2024-11-06 03:18:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-06 03:18:49,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 03:18:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 03:18:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-06 03:18:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-06 03:18:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-06 03:18:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 03:18:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-06 03:18:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-06 03:18:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-06 03:18:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-06 03:18:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-06 03:18:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-06 03:18:49,859 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-06 03:18:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-06 03:18:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-06 03:18:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-06 03:18:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-06 03:18:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 03:18:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 03:18:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-06 03:18:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-06 03:18:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-06 03:18:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-06 03:18:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 03:18:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 03:18:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-06 03:18:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-06 03:18:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-06 03:18:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-06 03:18:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-06 03:18:49,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-06 03:18:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-06 03:18:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-06 03:18:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-06 03:18:49,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 03:18:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-06 03:18:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-06 03:18:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-06 03:18:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-06 03:18:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-06 03:18:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-06 03:18:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-06 03:18:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 03:18:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 03:18:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 03:18:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 03:18:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 03:18:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-06 03:18:49,868 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-06 03:18:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 03:18:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 03:18:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-06 03:18:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-06 03:18:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-06 03:18:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-06 03:18:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 03:18:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-06 03:18:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-06 03:18:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-06 03:18:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-06 03:18:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-06 03:18:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-06 03:18:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-06 03:18:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-06 03:18:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 03:18:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-06 03:18:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-06 03:18:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#19 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-06 03:18:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-11-06 03:18:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 03:18:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 03:18:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 03:18:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 03:18:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 03:18:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-06 03:18:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-06 03:18:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-06 03:18:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-06 03:18:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-06 03:18:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-06 03:18:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-06 03:18:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-06 03:18:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-06 03:18:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-06 03:18:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-06 03:18:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-06 03:18:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-06 03:18:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-06 03:18:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-06 03:18:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-06 03:18:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-06 03:18:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-06 03:18:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-06 03:18:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-06 03:18:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 03:18:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 03:18:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-06 03:18:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-06 03:18:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-06 03:18:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-06 03:18:50,418 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 03:18:50,421 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 03:18:50,647 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-06 03:19:00,172 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-06 03:19:00,172 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 03:19:00,210 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 03:19:00,210 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 03:19:00,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 03:19:00 BoogieIcfgContainer [2024-11-06 03:19:00,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 03:19:00,213 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 03:19:00,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 03:19:00,216 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 03:19:00,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 03:18:47" (1/3) ... [2024-11-06 03:19:00,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6827d139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 03:19:00, skipping insertion in model container [2024-11-06 03:19:00,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:18:49" (2/3) ... [2024-11-06 03:19:00,218 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6827d139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 03:19:00, skipping insertion in model container [2024-11-06 03:19:00,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 03:19:00" (3/3) ... [2024-11-06 03:19:00,219 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-06 03:19:00,231 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 03:19:00,232 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 03:19:00,311 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 03:19:00,318 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;@2a81180e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 03:19:00,319 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 03:19:00,328 INFO L276 IsEmpty]: Start isEmpty. Operand has 877 states, 614 states have (on average 1.3534201954397393) internal successors, (831), 640 states have internal predecessors, (831), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-06 03:19:00,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-06 03:19:00,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:00,346 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] [2024-11-06 03:19:00,347 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:00,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:00,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1518829552, now seen corresponding path program 1 times [2024-11-06 03:19:00,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:00,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268421850] [2024-11-06 03:19:00,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:19:00,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:19:00,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:00,366 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) [2024-11-06 03:19:00,368 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 [2024-11-06 03:19:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:19:02,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 03:19:02,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-06 03:19:02,662 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:19:02,663 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:02,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268421850] [2024-11-06 03:19:02,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268421850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:19:02,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:19:02,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 03:19:02,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106741166] [2024-11-06 03:19:02,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:19:02,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 03:19:02,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:02,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 03:19:02,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 03:19:02,694 INFO L87 Difference]: Start difference. First operand has 877 states, 614 states have (on average 1.3534201954397393) internal successors, (831), 640 states have internal predecessors, (831), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 03:19:02,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:02,779 INFO L93 Difference]: Finished difference Result 1749 states and 2501 transitions. [2024-11-06 03:19:02,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 03:19:02,781 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 180 [2024-11-06 03:19:02,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:02,798 INFO L225 Difference]: With dead ends: 1749 [2024-11-06 03:19:02,798 INFO L226 Difference]: Without dead ends: 865 [2024-11-06 03:19:02,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 03:19:02,808 INFO L432 NwaCegarLoop]: 1224 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, 1224 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 [2024-11-06 03:19:02,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1224 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 03:19:02,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2024-11-06 03:19:02,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2024-11-06 03:19:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 609 states have (on average 1.3431855500821017) internal successors, (818), 628 states have internal predecessors, (818), 200 states have call successors, (200), 56 states have call predecessors, (200), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-06 03:19:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1209 transitions. [2024-11-06 03:19:02,900 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1209 transitions. Word has length 180 [2024-11-06 03:19:02,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:02,900 INFO L471 AbstractCegarLoop]: Abstraction has 865 states and 1209 transitions. [2024-11-06 03:19:02,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 03:19:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1209 transitions. [2024-11-06 03:19:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-06 03:19:02,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:02,904 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] [2024-11-06 03:19:02,940 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 [2024-11-06 03:19:03,105 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 [2024-11-06 03:19:03,106 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:03,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:03,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1366409244, now seen corresponding path program 1 times [2024-11-06 03:19:03,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:03,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1830072111] [2024-11-06 03:19:03,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:19:03,109 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 [2024-11-06 03:19:03,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:03,110 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) [2024-11-06 03:19:03,112 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 [2024-11-06 03:19:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:19:05,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 03:19:05,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:05,427 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-06 03:19:05,427 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:19:05,427 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:05,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1830072111] [2024-11-06 03:19:05,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1830072111] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:19:05,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:19:05,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 03:19:05,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406575584] [2024-11-06 03:19:05,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:19:05,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 03:19:05,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:05,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 03:19:05,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:19:05,433 INFO L87 Difference]: Start difference. First operand 865 states and 1209 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) [2024-11-06 03:19:05,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:05,825 INFO L93 Difference]: Finished difference Result 1718 states and 2408 transitions. [2024-11-06 03:19:05,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 03:19:05,826 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 [2024-11-06 03:19:05,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:05,834 INFO L225 Difference]: With dead ends: 1718 [2024-11-06 03:19:05,834 INFO L226 Difference]: Without dead ends: 866 [2024-11-06 03:19:05,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:19:05,838 INFO L432 NwaCegarLoop]: 1207 mSDtfsCounter, 0 mSDsluCounter, 2394 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3601 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:05,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3601 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 03:19:05,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2024-11-06 03:19:05,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 866. [2024-11-06 03:19:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 866 states, 610 states have (on average 1.342622950819672) internal successors, (819), 629 states have internal predecessors, (819), 200 states have call successors, (200), 56 states have call predecessors, (200), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-06 03:19:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 1210 transitions. [2024-11-06 03:19:05,881 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 1210 transitions. Word has length 180 [2024-11-06 03:19:05,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:05,882 INFO L471 AbstractCegarLoop]: Abstraction has 866 states and 1210 transitions. [2024-11-06 03:19:05,883 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) [2024-11-06 03:19:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1210 transitions. [2024-11-06 03:19:05,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-06 03:19:05,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:05,886 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] [2024-11-06 03:19:05,925 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 (3)] Ended with exit code 0 [2024-11-06 03:19:06,087 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 [2024-11-06 03:19:06,087 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:06,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:06,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1282614491, now seen corresponding path program 1 times [2024-11-06 03:19:06,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:06,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1994156356] [2024-11-06 03:19:06,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:19:06,091 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 [2024-11-06 03:19:06,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:06,093 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) [2024-11-06 03:19:06,094 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 [2024-11-06 03:19:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:19:08,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 2212 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 03:19:08,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-11-06 03:19:08,790 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 03:19:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-11-06 03:19:11,153 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:11,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1994156356] [2024-11-06 03:19:11,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1994156356] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 03:19:11,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 03:19:11,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-06 03:19:11,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39081225] [2024-11-06 03:19:11,154 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 03:19:11,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 03:19:11,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:11,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 03:19:11,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-06 03:19:11,157 INFO L87 Difference]: Start difference. First operand 866 states and 1210 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) [2024-11-06 03:19:12,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:12,863 INFO L93 Difference]: Finished difference Result 1729 states and 2427 transitions. [2024-11-06 03:19:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 03:19:12,865 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 [2024-11-06 03:19:12,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:12,872 INFO L225 Difference]: With dead ends: 1729 [2024-11-06 03:19:12,873 INFO L226 Difference]: Without dead ends: 876 [2024-11-06 03:19:12,876 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2024-11-06 03:19:12,877 INFO L432 NwaCegarLoop]: 1203 mSDtfsCounter, 4 mSDsluCounter, 5965 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7168 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:12,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7168 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-06 03:19:12,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2024-11-06 03:19:12,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 876. [2024-11-06 03:19:12,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 876 states, 619 states have (on average 1.3424878836833603) internal successors, (831), 638 states have internal predecessors, (831), 200 states have call successors, (200), 57 states have call predecessors, (200), 56 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-06 03:19:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1222 transitions. [2024-11-06 03:19:12,915 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1222 transitions. Word has length 189 [2024-11-06 03:19:12,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:12,917 INFO L471 AbstractCegarLoop]: Abstraction has 876 states and 1222 transitions. [2024-11-06 03:19:12,917 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) [2024-11-06 03:19:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1222 transitions. [2024-11-06 03:19:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-06 03:19:12,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:12,920 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] [2024-11-06 03:19:12,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-06 03:19:13,120 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 [2024-11-06 03:19:13,121 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:13,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:13,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1498191324, now seen corresponding path program 2 times [2024-11-06 03:19:13,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:13,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842089034] [2024-11-06 03:19:13,150 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 03:19:13,150 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 [2024-11-06 03:19:13,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:13,151 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) [2024-11-06 03:19:13,153 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 [2024-11-06 03:19:14,963 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 03:19:14,963 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 03:19:15,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 1646 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 03:19:15,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:19,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1020 trivial. 0 not checked. [2024-11-06 03:19:19,892 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:19:19,893 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:19,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842089034] [2024-11-06 03:19:19,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842089034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:19:19,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:19:19,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 03:19:19,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564985477] [2024-11-06 03:19:19,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:19:19,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 03:19:19,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:19,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 03:19:19,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:19:19,895 INFO L87 Difference]: Start difference. First operand 876 states and 1222 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-06 03:19:20,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:20,497 INFO L93 Difference]: Finished difference Result 2529 states and 3533 transitions. [2024-11-06 03:19:20,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 03:19:20,498 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 208 [2024-11-06 03:19:20,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:20,507 INFO L225 Difference]: With dead ends: 2529 [2024-11-06 03:19:20,507 INFO L226 Difference]: Without dead ends: 1702 [2024-11-06 03:19:20,509 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-06 03:19:20,510 INFO L432 NwaCegarLoop]: 1273 mSDtfsCounter, 1130 mSDsluCounter, 2419 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1130 SdHoareTripleChecker+Valid, 3692 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:20,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1130 Valid, 3692 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 03:19:20,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1702 states. [2024-11-06 03:19:20,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1702 to 1684. [2024-11-06 03:19:20,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1684 states, 1197 states have (on average 1.3467000835421887) internal successors, (1612), 1228 states have internal predecessors, (1612), 376 states have call successors, (376), 111 states have call predecessors, (376), 110 states have return successors, (367), 366 states have call predecessors, (367), 367 states have call successors, (367) [2024-11-06 03:19:20,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1684 states and 2355 transitions. [2024-11-06 03:19:20,582 INFO L78 Accepts]: Start accepts. Automaton has 1684 states and 2355 transitions. Word has length 208 [2024-11-06 03:19:20,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:20,585 INFO L471 AbstractCegarLoop]: Abstraction has 1684 states and 2355 transitions. [2024-11-06 03:19:20,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-06 03:19:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2355 transitions. [2024-11-06 03:19:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-06 03:19:20,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:20,588 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, 1] [2024-11-06 03:19:20,628 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 [2024-11-06 03:19:20,789 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 [2024-11-06 03:19:20,791 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:20,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:20,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1772931785, now seen corresponding path program 1 times [2024-11-06 03:19:20,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:20,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [912012749] [2024-11-06 03:19:20,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:19:20,793 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 [2024-11-06 03:19:20,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:20,796 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) [2024-11-06 03:19:20,797 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 [2024-11-06 03:19:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:19:23,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 2432 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-06 03:19:23,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:24,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 192 proven. 10 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2024-11-06 03:19:24,211 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 03:19:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2024-11-06 03:19:27,711 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:27,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [912012749] [2024-11-06 03:19:27,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [912012749] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 03:19:27,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 03:19:27,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2024-11-06 03:19:27,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599289451] [2024-11-06 03:19:27,712 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 03:19:27,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-06 03:19:27,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:27,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-06 03:19:27,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-06 03:19:27,713 INFO L87 Difference]: Start difference. First operand 1684 states and 2355 transitions. Second operand has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 14 states have internal predecessors, (71), 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) [2024-11-06 03:19:31,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:31,771 INFO L93 Difference]: Finished difference Result 3364 states and 4717 transitions. [2024-11-06 03:19:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-06 03:19:31,776 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 14 states have internal predecessors, (71), 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 209 [2024-11-06 03:19:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:31,786 INFO L225 Difference]: With dead ends: 3364 [2024-11-06 03:19:31,786 INFO L226 Difference]: Without dead ends: 1690 [2024-11-06 03:19:31,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 423 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2024-11-06 03:19:31,793 INFO L432 NwaCegarLoop]: 1203 mSDtfsCounter, 10 mSDsluCounter, 7161 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8364 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:31,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 8364 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-06 03:19:31,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2024-11-06 03:19:31,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1690. [2024-11-06 03:19:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1690 states, 1203 states have (on average 1.3458021612635078) internal successors, (1619), 1234 states have internal predecessors, (1619), 376 states have call successors, (376), 111 states have call predecessors, (376), 110 states have return successors, (367), 366 states have call predecessors, (367), 367 states have call successors, (367) [2024-11-06 03:19:31,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1690 states and 2362 transitions. [2024-11-06 03:19:31,864 INFO L78 Accepts]: Start accepts. Automaton has 1690 states and 2362 transitions. Word has length 209 [2024-11-06 03:19:31,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:31,865 INFO L471 AbstractCegarLoop]: Abstraction has 1690 states and 2362 transitions. [2024-11-06 03:19:31,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 14 states have internal predecessors, (71), 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) [2024-11-06 03:19:31,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2362 transitions. [2024-11-06 03:19:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-06 03:19:31,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:31,868 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, 1] [2024-11-06 03:19:31,933 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 (6)] Forceful destruction successful, exit code 0 [2024-11-06 03:19:32,071 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 [2024-11-06 03:19:32,072 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:32,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:32,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1501866743, now seen corresponding path program 2 times [2024-11-06 03:19:32,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:32,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [256236534] [2024-11-06 03:19:32,074 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 03:19:32,074 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 [2024-11-06 03:19:32,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:32,077 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) [2024-11-06 03:19:32,079 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 [2024-11-06 03:19:34,030 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 03:19:34,030 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 03:19:34,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 1657 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 03:19:34,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:44,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1950 trivial. 0 not checked. [2024-11-06 03:19:44,432 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:19:44,433 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:44,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [256236534] [2024-11-06 03:19:44,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [256236534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:19:44,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:19:44,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 03:19:44,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565949455] [2024-11-06 03:19:44,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:19:44,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 03:19:44,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:44,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 03:19:44,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:19:44,434 INFO L87 Difference]: Start difference. First operand 1690 states and 2362 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-06 03:19:44,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:44,662 INFO L93 Difference]: Finished difference Result 2506 states and 3500 transitions. [2024-11-06 03:19:44,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 03:19:44,663 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 229 [2024-11-06 03:19:44,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:44,669 INFO L225 Difference]: With dead ends: 2506 [2024-11-06 03:19:44,669 INFO L226 Difference]: Without dead ends: 871 [2024-11-06 03:19:44,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-06 03:19:44,674 INFO L432 NwaCegarLoop]: 1188 mSDtfsCounter, 1118 mSDsluCounter, 1187 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1118 SdHoareTripleChecker+Valid, 2375 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:44,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1118 Valid, 2375 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-06 03:19:44,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-06 03:19:44,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 871. [2024-11-06 03:19:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 871 states, 615 states have (on average 1.334959349593496) internal successors, (821), 634 states have internal predecessors, (821), 199 states have call successors, (199), 57 states have call predecessors, (199), 56 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-06 03:19:44,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1210 transitions. [2024-11-06 03:19:44,730 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1210 transitions. Word has length 229 [2024-11-06 03:19:44,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:44,730 INFO L471 AbstractCegarLoop]: Abstraction has 871 states and 1210 transitions. [2024-11-06 03:19:44,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-06 03:19:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1210 transitions. [2024-11-06 03:19:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-06 03:19:44,732 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:44,733 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, 1, 1, 1, 1] [2024-11-06 03:19:44,769 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 [2024-11-06 03:19:44,933 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 [2024-11-06 03:19:44,934 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:44,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:44,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1969428664, now seen corresponding path program 1 times [2024-11-06 03:19:44,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:44,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1756943298] [2024-11-06 03:19:44,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:19:44,936 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 [2024-11-06 03:19:44,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:44,937 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) [2024-11-06 03:19:44,938 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 [2024-11-06 03:19:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:19:48,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 2626 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-06 03:19:48,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:49,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 980 proven. 3 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-06 03:19:49,167 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 03:19:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 90 proven. 99 refuted. 0 times theorem prover too weak. 1761 trivial. 0 not checked. [2024-11-06 03:19:52,314 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:52,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1756943298] [2024-11-06 03:19:52,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1756943298] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 03:19:52,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 03:19:52,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-06 03:19:52,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187144613] [2024-11-06 03:19:52,315 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 03:19:52,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-06 03:19:52,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:52,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-06 03:19:52,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-06 03:19:52,317 INFO L87 Difference]: Start difference. First operand 871 states and 1210 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-06 03:19:54,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:54,095 INFO L93 Difference]: Finished difference Result 1726 states and 2400 transitions. [2024-11-06 03:19:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 03:19:54,096 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 232 [2024-11-06 03:19:54,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:54,102 INFO L225 Difference]: With dead ends: 1726 [2024-11-06 03:19:54,102 INFO L226 Difference]: Without dead ends: 871 [2024-11-06 03:19:54,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-06 03:19:54,105 INFO L432 NwaCegarLoop]: 1182 mSDtfsCounter, 6 mSDsluCounter, 4693 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 5875 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:54,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 5875 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 03:19:54,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-06 03:19:54,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 871. [2024-11-06 03:19:54,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 871 states, 615 states have (on average 1.3284552845528455) internal successors, (817), 634 states have internal predecessors, (817), 199 states have call successors, (199), 57 states have call predecessors, (199), 56 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-06 03:19:54,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1206 transitions. [2024-11-06 03:19:54,181 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1206 transitions. Word has length 232 [2024-11-06 03:19:54,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:54,181 INFO L471 AbstractCegarLoop]: Abstraction has 871 states and 1206 transitions. [2024-11-06 03:19:54,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-06 03:19:54,181 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1206 transitions. [2024-11-06 03:19:54,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-06 03:19:54,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:54,183 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] [2024-11-06 03:19:54,243 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 (8)] Forceful destruction successful, exit code 0 [2024-11-06 03:19:54,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:19:54,388 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:54,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:54,388 INFO L85 PathProgramCache]: Analyzing trace with hash -2130165576, now seen corresponding path program 2 times [2024-11-06 03:19:54,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:54,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807617970] [2024-11-06 03:19:54,390 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 03:19:54,390 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 [2024-11-06 03:19:54,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:54,391 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:19:54,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-06 03:19:56,244 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 03:19:56,244 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 03:19:56,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 03:19:56,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:19:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-06 03:19:56,480 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:19:56,481 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:19:56,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807617970] [2024-11-06 03:19:56,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1807617970] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:19:56,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:19:56,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 03:19:56,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719028959] [2024-11-06 03:19:56,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:19:56,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 03:19:56,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:19:56,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 03:19:56,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:19:56,482 INFO L87 Difference]: Start difference. First operand 871 states and 1206 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 03:19:57,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:19:57,087 INFO L93 Difference]: Finished difference Result 1947 states and 2680 transitions. [2024-11-06 03:19:57,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 03:19:57,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 240 [2024-11-06 03:19:57,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:19:57,101 INFO L225 Difference]: With dead ends: 1947 [2024-11-06 03:19:57,101 INFO L226 Difference]: Without dead ends: 1131 [2024-11-06 03:19:57,103 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:19:57,104 INFO L432 NwaCegarLoop]: 1199 mSDtfsCounter, 397 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 03:19:57,104 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [397 Valid, 2292 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 03:19:57,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2024-11-06 03:19:57,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 1098. [2024-11-06 03:19:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 785 states have (on average 1.332484076433121) internal successors, (1046), 806 states have internal predecessors, (1046), 233 states have call successors, (233), 80 states have call predecessors, (233), 79 states have return successors, (224), 223 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-06 03:19:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1503 transitions. [2024-11-06 03:19:57,172 INFO L78 Accepts]: Start accepts. Automaton has 1098 states and 1503 transitions. Word has length 240 [2024-11-06 03:19:57,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:19:57,173 INFO L471 AbstractCegarLoop]: Abstraction has 1098 states and 1503 transitions. [2024-11-06 03:19:57,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 03:19:57,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1503 transitions. [2024-11-06 03:19:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-06 03:19:57,175 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:19:57,175 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:19:57,213 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 (9)] Ended with exit code 0 [2024-11-06 03:19:57,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:19:57,380 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:19:57,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:19:57,380 INFO L85 PathProgramCache]: Analyzing trace with hash -583078400, now seen corresponding path program 1 times [2024-11-06 03:19:57,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:19:57,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558483585] [2024-11-06 03:19:57,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:19:57,382 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 [2024-11-06 03:19:57,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:19:57,388 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:19:57,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-06 03:20:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:20:03,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 2727 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 03:20:03,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:20:03,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-06 03:20:03,536 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:20:03,536 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:20:03,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558483585] [2024-11-06 03:20:03,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [558483585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:20:03,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:20:03,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 03:20:03,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569002936] [2024-11-06 03:20:03,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:20:03,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 03:20:03,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:20:03,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 03:20:03,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:20:03,537 INFO L87 Difference]: Start difference. First operand 1098 states and 1503 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 03:20:07,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 03:20:08,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:20:08,005 INFO L93 Difference]: Finished difference Result 3087 states and 4247 transitions. [2024-11-06 03:20:08,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 03:20:08,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 247 [2024-11-06 03:20:08,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:20:08,015 INFO L225 Difference]: With dead ends: 3087 [2024-11-06 03:20:08,015 INFO L226 Difference]: Without dead ends: 2044 [2024-11-06 03:20:08,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:20:08,018 INFO L432 NwaCegarLoop]: 1203 mSDtfsCounter, 1090 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 2321 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-06 03:20:08,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1090 Valid, 2321 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-06 03:20:08,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2024-11-06 03:20:08,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2037. [2024-11-06 03:20:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2037 states, 1462 states have (on average 1.3433652530779754) internal successors, (1964), 1494 states have internal predecessors, (1964), 423 states have call successors, (423), 152 states have call predecessors, (423), 151 states have return successors, (414), 413 states have call predecessors, (414), 414 states have call successors, (414) [2024-11-06 03:20:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 2037 states and 2801 transitions. [2024-11-06 03:20:08,128 INFO L78 Accepts]: Start accepts. Automaton has 2037 states and 2801 transitions. Word has length 247 [2024-11-06 03:20:08,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:20:08,128 INFO L471 AbstractCegarLoop]: Abstraction has 2037 states and 2801 transitions. [2024-11-06 03:20:08,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 03:20:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2801 transitions. [2024-11-06 03:20:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-06 03:20:08,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:20:08,130 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:20:08,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-06 03:20:08,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:20:08,335 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:20:08,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:20:08,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2097021091, now seen corresponding path program 1 times [2024-11-06 03:20:08,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:20:08,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1230943462] [2024-11-06 03:20:08,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:20:08,337 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 [2024-11-06 03:20:08,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:20:08,340 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:20:08,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-06 03:20:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:20:14,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 2877 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 03:20:14,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:20:14,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2616 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 2448 trivial. 0 not checked. [2024-11-06 03:20:14,180 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:20:14,180 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:20:14,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1230943462] [2024-11-06 03:20:14,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1230943462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:20:14,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:20:14,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 03:20:14,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495630302] [2024-11-06 03:20:14,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:20:14,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 03:20:14,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:20:14,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 03:20:14,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:20:14,182 INFO L87 Difference]: Start difference. First operand 2037 states and 2801 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-06 03:20:16,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 03:20:19,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 03:20:19,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:20:19,912 INFO L93 Difference]: Finished difference Result 4026 states and 5543 transitions. [2024-11-06 03:20:19,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 03:20:19,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 279 [2024-11-06 03:20:19,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:20:19,923 INFO L225 Difference]: With dead ends: 4026 [2024-11-06 03:20:19,923 INFO L226 Difference]: Without dead ends: 2044 [2024-11-06 03:20:19,928 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:20:19,929 INFO L432 NwaCegarLoop]: 1186 mSDtfsCounter, 4 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2368 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-06 03:20:19,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 2368 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-06 03:20:19,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2024-11-06 03:20:20,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2038. [2024-11-06 03:20:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2038 states, 1463 states have (on average 1.3431305536568694) internal successors, (1965), 1495 states have internal predecessors, (1965), 423 states have call successors, (423), 152 states have call predecessors, (423), 151 states have return successors, (414), 413 states have call predecessors, (414), 414 states have call successors, (414) [2024-11-06 03:20:20,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 2038 states and 2802 transitions. [2024-11-06 03:20:20,071 INFO L78 Accepts]: Start accepts. Automaton has 2038 states and 2802 transitions. Word has length 279 [2024-11-06 03:20:20,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:20:20,071 INFO L471 AbstractCegarLoop]: Abstraction has 2038 states and 2802 transitions. [2024-11-06 03:20:20,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-06 03:20:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2802 transitions. [2024-11-06 03:20:20,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-11-06 03:20:20,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:20:20,075 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:20:20,137 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 (11)] Forceful destruction successful, exit code 0 [2024-11-06 03:20:20,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /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 [2024-11-06 03:20:20,275 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:20:20,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:20:20,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1737885428, now seen corresponding path program 1 times [2024-11-06 03:20:20,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:20:20,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1076011604] [2024-11-06 03:20:20,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:20:20,277 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 [2024-11-06 03:20:20,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:20:20,280 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2024-11-06 03:20:20,281 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 (12)] Waiting until timeout for monitored process