./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-challenges-todo/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6ae2ee47 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/ldv-challenges-todo/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 19:05:53,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 19:05:53,121 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 19:05:53,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 19:05:53,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 19:05:53,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 19:05:53,156 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 19:05:53,156 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 19:05:53,157 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 19:05:53,159 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 19:05:53,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 19:05:53,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 19:05:53,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 19:05:53,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 19:05:53,162 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 19:05:53,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 19:05:53,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 19:05:53,162 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 19:05:53,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 19:05:53,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 19:05:53,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 19:05:53,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 19:05:53,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 19:05:53,164 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 19:05:53,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 19:05:53,165 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 19:05:53,165 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 19:05:53,165 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 19:05:53,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 19:05:53,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 19:05:53,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 19:05:53,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 19:05:53,167 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 19:05:53,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 19:05:53,167 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 19:05:53,167 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 19:05:53,167 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 19:05:53,167 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 19:05:53,168 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 19:05:53,168 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 [2023-11-22 19:05:53,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 19:05:53,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 19:05:53,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 19:05:53,409 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 19:05:53,409 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 19:05:53,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges-todo/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2023-11-22 19:05:54,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 19:05:54,767 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 19:05:54,768 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges-todo/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2023-11-22 19:05:54,799 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca8f1ee7/7ea84519317a4bf197bdc02bfb3cc234/FLAGf1864390e [2023-11-22 19:05:54,812 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bca8f1ee7/7ea84519317a4bf197bdc02bfb3cc234 [2023-11-22 19:05:54,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 19:05:54,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 19:05:54,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 19:05:54,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 19:05:54,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 19:05:54,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 07:05:54" (1/1) ... [2023-11-22 19:05:54,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb6db69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:54, skipping insertion in model container [2023-11-22 19:05:54,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 07:05:54" (1/1) ... [2023-11-22 19:05:54,912 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 19:05:56,276 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges-todo/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i[282309,282322] [2023-11-22 19:05:56,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 19:05:56,336 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 19:05:56,417 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"); [5229] [2023-11-22 19:05:56,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5236] [2023-11-22 19:05:56,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5243] [2023-11-22 19:05:56,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [5259] [2023-11-22 19:05:56,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5603-5604] [2023-11-22 19:05:56,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5610] [2023-11-22 19:05:56,434 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [5847] [2023-11-22 19:05:56,434 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [5850] [2023-11-22 19:05:56,434 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [5853] [2023-11-22 19:05:56,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [5856] [2023-11-22 19:05:56,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [5887] [2023-11-22 19:05:56,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [5890] [2023-11-22 19:05:56,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [5893] [2023-11-22 19:05:56,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [5896] [2023-11-22 19:05:56,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [5927] [2023-11-22 19:05:56,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [5930] [2023-11-22 19:05:56,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [5933] [2023-11-22 19:05:56,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [5936] [2023-11-22 19:05:56,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [5967] [2023-11-22 19:05:56,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [5970] [2023-11-22 19:05:56,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [5973] [2023-11-22 19:05:56,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [5976] [2023-11-22 19:05:56,563 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges-todo/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i[282309,282322] [2023-11-22 19:05:56,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 19:05:56,647 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 19:05:56,648 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 19:05:56,653 INFO L206 MainTranslator]: Completed translation [2023-11-22 19:05:56,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56 WrapperNode [2023-11-22 19:05:56,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 19:05:56,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 19:05:56,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 19:05:56,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 19:05:56,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:56,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:56,834 INFO L138 Inliner]: procedures = 347, calls = 1428, calls flagged for inlining = 227, calls inlined = 209, statements flattened = 4178 [2023-11-22 19:05:56,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 19:05:56,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 19:05:56,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 19:05:56,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 19:05:56,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:56,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:56,874 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,609 INFO L189 HeapSplitter]: Split 604 memory accesses to 12 slices as follows [25, 0, 35, 0, 30, 1, 2, 2, 475, 8, 24, 2] [2023-11-22 19:05:57,609 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 19:05:57,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 19:05:57,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 19:05:57,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 19:05:57,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (1/1) ... [2023-11-22 19:05:57,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 19:05:57,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 19:05:57,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-22 19:05:57,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-22 19:05:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-22 19:05:57,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-22 19:05:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-22 19:05:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-22 19:05:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-22 19:05:57,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-22 19:05:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-22 19:05:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-22 19:05:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-22 19:05:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-22 19:05:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2023-11-22 19:05:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2023-11-22 19:05:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-22 19:05:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-22 19:05:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 19:05:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 19:05:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-22 19:05:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2023-11-22 19:05:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2023-11-22 19:05:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-22 19:05:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-22 19:05:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-22 19:05:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-22 19:05:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-22 19:05:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-22 19:05:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2023-11-22 19:05:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2023-11-22 19:05:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 19:05:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_15 [2023-11-22 19:05:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_15 [2023-11-22 19:05:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2023-11-22 19:05:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-22 19:05:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-22 19:05:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-22 19:05:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-22 19:05:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-22 19:05:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-22 19:05:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-22 19:05:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-22 19:05:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-22 19:05:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 19:05:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2023-11-22 19:05:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2023-11-22 19:05:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2023-11-22 19:05:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2023-11-22 19:05:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-11-22 19:05:57,832 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-22 19:05:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-22 19:05:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-22 19:05:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-22 19:05:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-22 19:05:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2023-11-22 19:05:57,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2023-11-22 19:05:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2023-11-22 19:05:57,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2023-11-22 19:05:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2023-11-22 19:05:57,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2023-11-22 19:05:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2023-11-22 19:05:57,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2023-11-22 19:05:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 19:05:57,834 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 19:05:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2023-11-22 19:05:57,834 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2023-11-22 19:05:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-22 19:05:57,834 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-22 19:05:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-22 19:05:57,835 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-22 19:05:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-22 19:05:57,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-22 19:05:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2023-11-22 19:05:57,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2023-11-22 19:05:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-22 19:05:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-22 19:05:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-22 19:05:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-22 19:05:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-22 19:05:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-22 19:05:57,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-22 19:05:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-22 19:05:57,839 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-22 19:05:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-22 19:05:57,840 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-22 19:05:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-22 19:05:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-22 19:05:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-22 19:05:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-22 19:05:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-22 19:05:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-22 19:05:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-22 19:05:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-22 19:05:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-22 19:05:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-22 19:05:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2023-11-22 19:05:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2023-11-22 19:05:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-22 19:05:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-22 19:05:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-22 19:05:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-22 19:05:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-22 19:05:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-22 19:05:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-22 19:05:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 19:05:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 19:05:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2023-11-22 19:05:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2023-11-22 19:05:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 19:05:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2023-11-22 19:05:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2023-11-22 19:05:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2023-11-22 19:05:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2023-11-22 19:05:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-22 19:05:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-22 19:05:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-22 19:05:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-22 19:05:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-22 19:05:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-22 19:05:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-22 19:05:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-22 19:05:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 19:05:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-22 19:05:57,847 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2023-11-22 19:05:57,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-22 19:05:57,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-22 19:05:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-22 19:05:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2023-11-22 19:05:57,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2023-11-22 19:05:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-22 19:05:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-22 19:05:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-22 19:05:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-22 19:05:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-22 19:05:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-22 19:05:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2023-11-22 19:05:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2023-11-22 19:05:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2023-11-22 19:05:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2023-11-22 19:05:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-22 19:05:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-22 19:05:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2023-11-22 19:05:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2023-11-22 19:05:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-22 19:05:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-22 19:05:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2023-11-22 19:05:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2023-11-22 19:05:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-22 19:05:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-22 19:05:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2023-11-22 19:05:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-22 19:05:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2023-11-22 19:05:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2023-11-22 19:05:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 19:05:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 19:05:58,475 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 19:05:58,479 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 19:05:58,681 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-22 19:06:03,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-22 19:06:03,162 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 19:06:03,408 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 19:06:03,408 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-22 19:06:03,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 07:06:03 BoogieIcfgContainer [2023-11-22 19:06:03,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 19:06:03,411 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 19:06:03,411 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 19:06:03,414 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 19:06:03,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 07:05:54" (1/3) ... [2023-11-22 19:06:03,414 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a08b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 07:06:03, skipping insertion in model container [2023-11-22 19:06:03,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 07:05:56" (2/3) ... [2023-11-22 19:06:03,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a08b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 07:06:03, skipping insertion in model container [2023-11-22 19:06:03,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 07:06:03" (3/3) ... [2023-11-22 19:06:03,416 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2023-11-22 19:06:03,431 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 19:06:03,432 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 19:06:03,477 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 19:06:03,481 INFO L357 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, mHoare=true, 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;@30908142, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 19:06:03,481 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 19:06:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 1211 states, 827 states have (on average 1.4328899637243047) internal successors, (1185), 840 states have internal predecessors, (1185), 317 states have call successors, (317), 67 states have call predecessors, (317), 66 states have return successors, (310), 308 states have call predecessors, (310), 310 states have call successors, (310) [2023-11-22 19:06:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-22 19:06:03,500 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:06:03,500 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:06:03,501 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:06:03,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:06:03,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1973715021, now seen corresponding path program 1 times [2023-11-22 19:06:03,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:06:03,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555570381] [2023-11-22 19:06:03,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:06:03,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:06:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:06:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:06:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:06:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:06:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:06:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:06:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:06:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:06:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:06:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:06:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:06:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:06:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-22 19:06:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-22 19:06:05,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:06:05,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555570381] [2023-11-22 19:06:05,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555570381] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:06:05,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:06:05,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-22 19:06:05,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864970455] [2023-11-22 19:06:05,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:06:05,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-22 19:06:05,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:06:05,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-22 19:06:05,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-22 19:06:05,633 INFO L87 Difference]: Start difference. First operand has 1211 states, 827 states have (on average 1.4328899637243047) internal successors, (1185), 840 states have internal predecessors, (1185), 317 states have call successors, (317), 67 states have call predecessors, (317), 66 states have return successors, (310), 308 states have call predecessors, (310), 310 states have call successors, (310) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-22 19:06:07,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:09,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:11,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:21,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:06:21,836 INFO L93 Difference]: Finished difference Result 3549 states and 5442 transitions. [2023-11-22 19:06:21,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 19:06:21,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 137 [2023-11-22 19:06:21,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:06:21,863 INFO L225 Difference]: With dead ends: 3549 [2023-11-22 19:06:21,863 INFO L226 Difference]: Without dead ends: 2351 [2023-11-22 19:06:21,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-22 19:06:21,879 INFO L413 NwaCegarLoop]: 1180 mSDtfsCounter, 2068 mSDsluCounter, 1640 mSDsCounter, 0 mSdLazyCounter, 1780 mSolverCounterSat, 766 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2341 SdHoareTripleChecker+Valid, 2820 SdHoareTripleChecker+Invalid, 2549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 766 IncrementalHoareTripleChecker+Valid, 1780 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-11-22 19:06:21,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2341 Valid, 2820 Invalid, 2549 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [766 Valid, 1780 Invalid, 3 Unknown, 0 Unchecked, 15.7s Time] [2023-11-22 19:06:21,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2351 states. [2023-11-22 19:06:22,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2351 to 2295. [2023-11-22 19:06:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2295 states, 1572 states have (on average 1.400763358778626) internal successors, (2202), 1598 states have internal predecessors, (2202), 593 states have call successors, (593), 130 states have call predecessors, (593), 129 states have return successors, (590), 586 states have call predecessors, (590), 590 states have call successors, (590) [2023-11-22 19:06:22,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 2295 states and 3385 transitions. [2023-11-22 19:06:22,061 INFO L78 Accepts]: Start accepts. Automaton has 2295 states and 3385 transitions. Word has length 137 [2023-11-22 19:06:22,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:06:22,063 INFO L495 AbstractCegarLoop]: Abstraction has 2295 states and 3385 transitions. [2023-11-22 19:06:22,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-22 19:06:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3385 transitions. [2023-11-22 19:06:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-22 19:06:22,076 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:06:22,076 INFO L195 NwaCegarLoop]: trace histogram [16, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:06:22,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 19:06:22,077 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:06:22,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:06:22,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1099758598, now seen corresponding path program 1 times [2023-11-22 19:06:22,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:06:22,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532794155] [2023-11-22 19:06:22,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:06:22,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:06:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:06:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:06:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:06:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:06:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:06:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:06:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:06:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:06:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:06:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:06:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:06:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:06:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 19:06:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 19:06:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 19:06:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 19:06:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-22 19:06:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:06:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-22 19:06:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:23,678 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2023-11-22 19:06:23,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:06:23,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532794155] [2023-11-22 19:06:23,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532794155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:06:23,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:06:23,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-22 19:06:23,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546550126] [2023-11-22 19:06:23,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:06:23,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-22 19:06:23,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:06:23,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-22 19:06:23,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-22 19:06:23,683 INFO L87 Difference]: Start difference. First operand 2295 states and 3385 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-22 19:06:25,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:27,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:29,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:44,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:06:44,229 INFO L93 Difference]: Finished difference Result 4665 states and 6970 transitions. [2023-11-22 19:06:44,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 19:06:44,229 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 176 [2023-11-22 19:06:44,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:06:44,246 INFO L225 Difference]: With dead ends: 4665 [2023-11-22 19:06:44,246 INFO L226 Difference]: Without dead ends: 3504 [2023-11-22 19:06:44,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-22 19:06:44,252 INFO L413 NwaCegarLoop]: 2267 mSDtfsCounter, 1738 mSDsluCounter, 2284 mSDsCounter, 0 mSdLazyCounter, 2698 mSolverCounterSat, 392 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 4551 SdHoareTripleChecker+Invalid, 3093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 392 IncrementalHoareTripleChecker+Valid, 2698 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2023-11-22 19:06:44,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2007 Valid, 4551 Invalid, 3093 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [392 Valid, 2698 Invalid, 3 Unknown, 0 Unchecked, 20.1s Time] [2023-11-22 19:06:44,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3504 states. [2023-11-22 19:06:44,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3504 to 3412. [2023-11-22 19:06:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 2342 states have (on average 1.4022203245089666) internal successors, (3284), 2380 states have internal predecessors, (3284), 876 states have call successors, (876), 194 states have call predecessors, (876), 193 states have return successors, (873), 867 states have call predecessors, (873), 873 states have call successors, (873) [2023-11-22 19:06:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 5033 transitions. [2023-11-22 19:06:44,396 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 5033 transitions. Word has length 176 [2023-11-22 19:06:44,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:06:44,398 INFO L495 AbstractCegarLoop]: Abstraction has 3412 states and 5033 transitions. [2023-11-22 19:06:44,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-22 19:06:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 5033 transitions. [2023-11-22 19:06:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-22 19:06:44,404 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:06:44,404 INFO L195 NwaCegarLoop]: trace histogram [16, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:06:44,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 19:06:44,404 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:06:44,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:06:44,405 INFO L85 PathProgramCache]: Analyzing trace with hash -894386108, now seen corresponding path program 1 times [2023-11-22 19:06:44,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:06:44,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300265583] [2023-11-22 19:06:44,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:06:44,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:06:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:06:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:06:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:06:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:06:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:06:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:06:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:06:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:06:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:06:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:06:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:06:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:06:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 19:06:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 19:06:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 19:06:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 19:06:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:06:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-22 19:06:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:06:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-22 19:06:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:06:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2023-11-22 19:06:46,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:06:46,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300265583] [2023-11-22 19:06:46,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300265583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:06:46,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:06:46,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 19:06:46,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294211208] [2023-11-22 19:06:46,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:06:46,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 19:06:46,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:06:46,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 19:06:46,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 19:06:46,336 INFO L87 Difference]: Start difference. First operand 3412 states and 5033 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-22 19:06:48,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:50,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:52,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:06:54,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:10,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:07:10,844 INFO L93 Difference]: Finished difference Result 6973 states and 10538 transitions. [2023-11-22 19:07:10,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 19:07:10,844 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 176 [2023-11-22 19:07:10,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:07:10,874 INFO L225 Difference]: With dead ends: 6973 [2023-11-22 19:07:10,874 INFO L226 Difference]: Without dead ends: 6969 [2023-11-22 19:07:10,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-22 19:07:10,879 INFO L413 NwaCegarLoop]: 1165 mSDtfsCounter, 2087 mSDsluCounter, 3625 mSDsCounter, 0 mSdLazyCounter, 3248 mSolverCounterSat, 796 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2335 SdHoareTripleChecker+Valid, 4790 SdHoareTripleChecker+Invalid, 4048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 796 IncrementalHoareTripleChecker+Valid, 3248 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2023-11-22 19:07:10,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2335 Valid, 4790 Invalid, 4048 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [796 Valid, 3248 Invalid, 4 Unknown, 0 Unchecked, 23.8s Time] [2023-11-22 19:07:10,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6969 states. [2023-11-22 19:07:11,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6969 to 6814. [2023-11-22 19:07:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6814 states, 4681 states have (on average 1.4022644734031189) internal successors, (6564), 4759 states have internal predecessors, (6564), 1740 states have call successors, (1740), 389 states have call predecessors, (1740), 392 states have return successors, (1878), 1725 states have call predecessors, (1878), 1734 states have call successors, (1878) [2023-11-22 19:07:11,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6814 states to 6814 states and 10182 transitions. [2023-11-22 19:07:11,080 INFO L78 Accepts]: Start accepts. Automaton has 6814 states and 10182 transitions. Word has length 176 [2023-11-22 19:07:11,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:07:11,081 INFO L495 AbstractCegarLoop]: Abstraction has 6814 states and 10182 transitions. [2023-11-22 19:07:11,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-22 19:07:11,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6814 states and 10182 transitions. [2023-11-22 19:07:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-22 19:07:11,086 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:07:11,086 INFO L195 NwaCegarLoop]: trace histogram [16, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:07:11,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 19:07:11,087 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:07:11,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:07:11,087 INFO L85 PathProgramCache]: Analyzing trace with hash 874927598, now seen corresponding path program 1 times [2023-11-22 19:07:11,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:07:11,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279604757] [2023-11-22 19:07:11,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:07:11,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:07:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:07:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:07:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:07:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:07:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:07:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:07:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:07:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:07:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:07:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:07:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:07:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:07:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 19:07:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 19:07:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 19:07:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 19:07:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-22 19:07:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:07:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-22 19:07:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-22 19:07:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2023-11-22 19:07:12,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:07:12,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279604757] [2023-11-22 19:07:12,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279604757] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:07:12,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:07:12,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 19:07:12,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747868897] [2023-11-22 19:07:12,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:07:12,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 19:07:12,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:07:12,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 19:07:12,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 19:07:12,906 INFO L87 Difference]: Start difference. First operand 6814 states and 10182 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-22 19:07:14,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:16,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:19,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:21,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:33,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:07:33,147 INFO L93 Difference]: Finished difference Result 6973 states and 10538 transitions. [2023-11-22 19:07:33,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-22 19:07:33,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 181 [2023-11-22 19:07:33,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:07:33,177 INFO L225 Difference]: With dead ends: 6973 [2023-11-22 19:07:33,178 INFO L226 Difference]: Without dead ends: 6947 [2023-11-22 19:07:33,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-22 19:07:33,185 INFO L413 NwaCegarLoop]: 1164 mSDtfsCounter, 1713 mSDsluCounter, 2645 mSDsCounter, 0 mSdLazyCounter, 2495 mSolverCounterSat, 546 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 3809 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 546 IncrementalHoareTripleChecker+Valid, 2495 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2023-11-22 19:07:33,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1891 Valid, 3809 Invalid, 3045 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [546 Valid, 2495 Invalid, 4 Unknown, 0 Unchecked, 19.7s Time] [2023-11-22 19:07:33,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6947 states. [2023-11-22 19:07:33,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6947 to 6794. [2023-11-22 19:07:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6794 states, 4672 states have (on average 1.402183219178082) internal successors, (6551), 4748 states have internal predecessors, (6551), 1731 states have call successors, (1731), 386 states have call predecessors, (1731), 390 states have return successors, (1872), 1719 states have call predecessors, (1872), 1728 states have call successors, (1872) [2023-11-22 19:07:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6794 states to 6794 states and 10154 transitions. [2023-11-22 19:07:33,450 INFO L78 Accepts]: Start accepts. Automaton has 6794 states and 10154 transitions. Word has length 181 [2023-11-22 19:07:33,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:07:33,450 INFO L495 AbstractCegarLoop]: Abstraction has 6794 states and 10154 transitions. [2023-11-22 19:07:33,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-22 19:07:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 6794 states and 10154 transitions. [2023-11-22 19:07:33,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2023-11-22 19:07:33,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:07:33,471 INFO L195 NwaCegarLoop]: trace histogram [29, 22, 22, 22, 22, 22, 22, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:07:33,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 19:07:33,471 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:07:33,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:07:33,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1084994467, now seen corresponding path program 1 times [2023-11-22 19:07:33,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:07:33,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26153889] [2023-11-22 19:07:33,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:07:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:07:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:07:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:07:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:07:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:07:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:07:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:07:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:07:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:07:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:07:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:07:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:07:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:07:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:35,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-22 19:07:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-22 19:07:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 19:07:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:07:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 19:07:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 19:07:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 19:07:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:07:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:07:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 19:07:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 19:07:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 19:07:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 19:07:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 19:07:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 19:07:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 19:07:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 19:07:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 19:07:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 19:07:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 19:07:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:07:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 19:07:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 19:07:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 19:07:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 19:07:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 19:07:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 19:07:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 19:07:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 19:07:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 19:07:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 19:07:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 19:07:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2023-11-22 19:07:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-11-22 19:07:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2023-11-22 19:07:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-11-22 19:07:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-11-22 19:07:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:07:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2023-11-22 19:07:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2023-11-22 19:07:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-11-22 19:07:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:07:36,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2277 trivial. 0 not checked. [2023-11-22 19:07:36,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:07:36,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26153889] [2023-11-22 19:07:36,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26153889] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:07:36,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:07:36,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 19:07:36,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025954380] [2023-11-22 19:07:36,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:07:36,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 19:07:36,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:07:36,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 19:07:36,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 19:07:36,987 INFO L87 Difference]: Start difference. First operand 6794 states and 10154 transitions. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 3 states have internal predecessors, (165), 3 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2023-11-22 19:07:39,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:41,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:43,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:45,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:47,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:49,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:07:51,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:10,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:08:10,803 INFO L93 Difference]: Finished difference Result 19786 states and 29815 transitions. [2023-11-22 19:08:10,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 19:08:10,804 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 3 states have internal predecessors, (165), 3 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 473 [2023-11-22 19:08:10,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:08:10,863 INFO L225 Difference]: With dead ends: 19786 [2023-11-22 19:08:10,863 INFO L226 Difference]: Without dead ends: 13017 [2023-11-22 19:08:10,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2023-11-22 19:08:10,886 INFO L413 NwaCegarLoop]: 1183 mSDtfsCounter, 3807 mSDsluCounter, 2086 mSDsCounter, 0 mSdLazyCounter, 2753 mSolverCounterSat, 3172 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4075 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 5932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3172 IncrementalHoareTripleChecker+Valid, 2753 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.5s IncrementalHoareTripleChecker+Time [2023-11-22 19:08:10,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4075 Valid, 3269 Invalid, 5932 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3172 Valid, 2753 Invalid, 7 Unknown, 0 Unchecked, 31.5s Time] [2023-11-22 19:08:10,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13017 states. [2023-11-22 19:08:11,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13017 to 12370. [2023-11-22 19:08:11,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12370 states, 8427 states have (on average 1.3797318144060757) internal successors, (11627), 8580 states have internal predecessors, (11627), 3177 states have call successors, (3177), 752 states have call predecessors, (3177), 765 states have return successors, (3336), 3151 states have call predecessors, (3336), 3174 states have call successors, (3336) [2023-11-22 19:08:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12370 states to 12370 states and 18140 transitions. [2023-11-22 19:08:11,738 INFO L78 Accepts]: Start accepts. Automaton has 12370 states and 18140 transitions. Word has length 473 [2023-11-22 19:08:11,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:08:11,739 INFO L495 AbstractCegarLoop]: Abstraction has 12370 states and 18140 transitions. [2023-11-22 19:08:11,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 3 states have internal predecessors, (165), 3 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2023-11-22 19:08:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 12370 states and 18140 transitions. [2023-11-22 19:08:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-11-22 19:08:11,769 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:08:11,770 INFO L195 NwaCegarLoop]: trace histogram [30, 22, 22, 22, 22, 22, 22, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:08:11,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 19:08:11,770 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:08:11,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:08:11,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1885996455, now seen corresponding path program 1 times [2023-11-22 19:08:11,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:08:11,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923960773] [2023-11-22 19:08:11,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:08:11,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:08:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:08:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:08:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:08:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:08:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:08:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:08:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:08:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:08:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:08:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:08:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:08:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:08:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:13,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 19:08:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-22 19:08:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 19:08:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:08:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 19:08:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 19:08:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 19:08:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:08:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:08:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 19:08:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 19:08:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 19:08:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 19:08:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 19:08:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 19:08:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 19:08:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 19:08:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 19:08:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 19:08:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 19:08:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:08:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 19:08:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 19:08:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 19:08:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:14,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 19:08:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 19:08:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 19:08:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 19:08:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 19:08:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 19:08:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 19:08:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 19:08:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2023-11-22 19:08:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-22 19:08:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-11-22 19:08:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2023-11-22 19:08:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2023-11-22 19:08:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-11-22 19:08:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-11-22 19:08:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:08:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-11-22 19:08:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2023-11-22 19:08:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-22 19:08:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:08:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2384 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2378 trivial. 0 not checked. [2023-11-22 19:08:15,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:08:15,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923960773] [2023-11-22 19:08:15,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923960773] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:08:15,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:08:15,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 19:08:15,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973020262] [2023-11-22 19:08:15,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:08:15,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 19:08:15,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:08:15,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 19:08:15,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 19:08:15,141 INFO L87 Difference]: Start difference. First operand 12370 states and 18140 transitions. Second operand has 8 states, 8 states have (on average 20.0) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2023-11-22 19:08:17,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:19,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:21,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:23,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:25,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:27,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:08:29,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:04,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:09:04,479 INFO L93 Difference]: Finished difference Result 28163 states and 41787 transitions. [2023-11-22 19:09:04,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 19:09:04,480 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 481 [2023-11-22 19:09:04,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:09:04,524 INFO L225 Difference]: With dead ends: 28163 [2023-11-22 19:09:04,524 INFO L226 Difference]: Without dead ends: 15327 [2023-11-22 19:09:04,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2023-11-22 19:09:04,553 INFO L413 NwaCegarLoop]: 1756 mSDtfsCounter, 1951 mSDsluCounter, 4352 mSDsCounter, 0 mSdLazyCounter, 5170 mSolverCounterSat, 665 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 6108 SdHoareTripleChecker+Invalid, 5842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 665 IncrementalHoareTripleChecker+Valid, 5170 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.7s IncrementalHoareTripleChecker+Time [2023-11-22 19:09:04,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 6108 Invalid, 5842 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [665 Valid, 5170 Invalid, 7 Unknown, 0 Unchecked, 46.7s Time] [2023-11-22 19:09:04,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15327 states. [2023-11-22 19:09:05,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15327 to 14584. [2023-11-22 19:09:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14584 states, 10069 states have (on average 1.3794815771178865) internal successors, (13890), 10246 states have internal predecessors, (13890), 3582 states have call successors, (3582), 916 states have call predecessors, (3582), 932 states have return successors, (3785), 3553 states have call predecessors, (3785), 3579 states have call successors, (3785) [2023-11-22 19:09:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14584 states to 14584 states and 21257 transitions. [2023-11-22 19:09:05,548 INFO L78 Accepts]: Start accepts. Automaton has 14584 states and 21257 transitions. Word has length 481 [2023-11-22 19:09:05,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:09:05,549 INFO L495 AbstractCegarLoop]: Abstraction has 14584 states and 21257 transitions. [2023-11-22 19:09:05,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2023-11-22 19:09:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 14584 states and 21257 transitions. [2023-11-22 19:09:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2023-11-22 19:09:05,576 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:09:05,576 INFO L195 NwaCegarLoop]: trace histogram [30, 22, 22, 22, 22, 22, 22, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:09:05,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-22 19:09:05,578 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:09:05,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:09:05,578 INFO L85 PathProgramCache]: Analyzing trace with hash 868326712, now seen corresponding path program 1 times [2023-11-22 19:09:05,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:09:05,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421196942] [2023-11-22 19:09:05,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:09:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:09:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:09:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:09:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:09:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:09:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:09:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:09:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:09:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:09:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:09:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:09:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:09:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:09:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 19:09:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 19:09:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 19:09:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-22 19:09:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-22 19:09:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-22 19:09:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-22 19:09:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 19:09:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-22 19:09:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 19:09:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:07,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:09:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 19:09:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 19:09:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 19:09:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:09:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:09:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 19:09:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 19:09:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 19:09:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 19:09:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 19:09:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 19:09:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 19:09:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 19:09:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 19:09:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 19:09:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 19:09:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:09:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 19:09:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 19:09:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 19:09:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 19:09:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 19:09:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 19:09:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 19:09:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 19:09:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 19:09:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 19:09:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 19:09:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-22 19:09:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:09:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-11-22 19:09:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2023-11-22 19:09:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2023-11-22 19:09:08,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:09:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2408 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2397 trivial. 0 not checked. [2023-11-22 19:09:08,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:09:08,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421196942] [2023-11-22 19:09:08,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421196942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:09:08,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:09:08,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 19:09:08,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540234410] [2023-11-22 19:09:08,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:09:08,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 19:09:08,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:09:08,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 19:09:08,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 19:09:08,762 INFO L87 Difference]: Start difference. First operand 14584 states and 21257 transitions. Second operand has 8 states, 8 states have (on average 20.5) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (66), 7 states have call predecessors, (66), 1 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2023-11-22 19:09:10,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:12,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:14,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:16,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:18,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:20,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:09:23,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 19:10:02,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 19:10:02,057 INFO L93 Difference]: Finished difference Result 36026 states and 53374 transitions. [2023-11-22 19:10:02,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 19:10:02,058 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.5) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (66), 7 states have call predecessors, (66), 1 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) Word has length 486 [2023-11-22 19:10:02,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 19:10:02,112 INFO L225 Difference]: With dead ends: 36026 [2023-11-22 19:10:02,112 INFO L226 Difference]: Without dead ends: 21931 [2023-11-22 19:10:02,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2023-11-22 19:10:02,137 INFO L413 NwaCegarLoop]: 2099 mSDtfsCounter, 1978 mSDsluCounter, 5409 mSDsCounter, 0 mSdLazyCounter, 5890 mSolverCounterSat, 877 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2284 SdHoareTripleChecker+Valid, 7508 SdHoareTripleChecker+Invalid, 6774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 877 IncrementalHoareTripleChecker+Valid, 5890 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.3s IncrementalHoareTripleChecker+Time [2023-11-22 19:10:02,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2284 Valid, 7508 Invalid, 6774 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [877 Valid, 5890 Invalid, 7 Unknown, 0 Unchecked, 50.3s Time] [2023-11-22 19:10:02,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21931 states. [2023-11-22 19:10:03,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21931 to 20874. [2023-11-22 19:10:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20874 states, 14483 states have (on average 1.3802389007802252) internal successors, (19990), 14734 states have internal predecessors, (19990), 5038 states have call successors, (5038), 1328 states have call predecessors, (5038), 1352 states have return successors, (5339), 4999 states have call predecessors, (5339), 5035 states have call successors, (5339) [2023-11-22 19:10:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20874 states to 20874 states and 30367 transitions. [2023-11-22 19:10:03,562 INFO L78 Accepts]: Start accepts. Automaton has 20874 states and 30367 transitions. Word has length 486 [2023-11-22 19:10:03,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 19:10:03,562 INFO L495 AbstractCegarLoop]: Abstraction has 20874 states and 30367 transitions. [2023-11-22 19:10:03,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.5) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (66), 7 states have call predecessors, (66), 1 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2023-11-22 19:10:03,563 INFO L276 IsEmpty]: Start isEmpty. Operand 20874 states and 30367 transitions. [2023-11-22 19:10:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2023-11-22 19:10:03,597 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 19:10:03,597 INFO L195 NwaCegarLoop]: trace histogram [32, 22, 22, 22, 22, 22, 22, 11, 11, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 19:10:03,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-22 19:10:03,598 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 19:10:03,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 19:10:03,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1757405932, now seen corresponding path program 1 times [2023-11-22 19:10:03,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 19:10:03,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963104050] [2023-11-22 19:10:03,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 19:10:03,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 19:10:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 19:10:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 19:10:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 19:10:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:10:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 19:10:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 19:10:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 19:10:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 19:10:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 19:10:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 19:10:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 19:10:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 19:10:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 19:10:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 19:10:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 19:10:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-22 19:10:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-22 19:10:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-22 19:10:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-22 19:10:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-22 19:10:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 19:10:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 19:10:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-22 19:10:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-22 19:10:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 19:10:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 19:10:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 19:10:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:10:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 19:10:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 19:10:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 19:10:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 19:10:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 19:10:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 19:10:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 19:10:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 19:10:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 19:10:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 19:10:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 19:10:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 19:10:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 19:10:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 19:10:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 19:10:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 19:10:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 19:10:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 19:10:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 19:10:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 19:10:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 19:10:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 19:10:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 19:10:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 19:10:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 19:10:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 19:10:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 19:10:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 19:10:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2023-11-22 19:10:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 19:10:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2023-11-22 19:10:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2023-11-22 19:10:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2023-11-22 19:10:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 19:10:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2614 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2583 trivial. 0 not checked. [2023-11-22 19:10:06,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 19:10:06,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963104050] [2023-11-22 19:10:06,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963104050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 19:10:06,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 19:10:06,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 19:10:06,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478939376] [2023-11-22 19:10:06,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 19:10:06,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 19:10:06,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 19:10:06,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 19:10:06,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 19:10:06,624 INFO L87 Difference]: Start difference. First operand 20874 states and 30367 transitions. Second operand has 8 states, 8 states have (on average 23.25) internal successors, (186), 3 states have internal predecessors, (186), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Killed by 15