./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 --preprocessor.use.memory.slicer true --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 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 18:29:09,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 18:29:09,702 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 18:29:09,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 18:29:09,706 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 18:29:09,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 18:29:09,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 18:29:09,723 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 18:29:09,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 18:29:09,725 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 18:29:09,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 18:29:09,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 18:29:09,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 18:29:09,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 18:29:09,726 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 18:29:09,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 18:29:09,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 18:29:09,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 18:29:09,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 18:29:09,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 18:29:09,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 18:29:09,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 18:29:09,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 18:29:09,729 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 18:29:09,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 18:29:09,729 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 18:29:09,730 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 18:29:09,730 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 18:29:09,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 18:29:09,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 18:29:09,731 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 18:29:09,731 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 18:29:09,732 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 18:29:09,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 18:29:09,732 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 18:29:09,732 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 18:29:09,732 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 18:29:09,732 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 18:29:09,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 18:29:09,733 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-22 18:29:09,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 18:29:09,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 18:29:09,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 18:29:09,975 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 18:29:09,976 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 18:29:09,977 INFO L431 ainManager$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 18:29:10,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 18:29:11,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 18:29:11,432 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 18:29:11,471 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d56995b18/545457a8a0994271a63117afb56b607e/FLAGc1081f988 [2023-11-22 18:29:11,488 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d56995b18/545457a8a0994271a63117afb56b607e [2023-11-22 18:29:11,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 18:29:11,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 18:29:11,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 18:29:11,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 18:29:11,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 18:29:11,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:29:11" (1/1) ... [2023-11-22 18:29:11,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f4d6a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:11, skipping insertion in model container [2023-11-22 18:29:11,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:29:11" (1/1) ... [2023-11-22 18:29:11,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 18:29:12,900 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 18:29:12,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 18:29:12,958 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 18:29:13,030 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 18:29:13,032 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 18:29:13,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5243] [2023-11-22 18:29:13,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [5259] [2023-11-22 18:29:13,045 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 18:29:13,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5610] [2023-11-22 18:29:13,051 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 18:29:13,051 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 18:29:13,051 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 18:29:13,051 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 18:29:13,052 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 18:29:13,052 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 18:29:13,053 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 18:29:13,053 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 18:29:13,053 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 18:29:13,053 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 18:29:13,054 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 18:29:13,054 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 18:29:13,054 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 18:29:13,054 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 18:29:13,055 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 18:29:13,055 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 18:29:13,241 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 18:29:13,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 18:29:13,420 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 18:29:13,420 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 18:29:13,426 INFO L206 MainTranslator]: Completed translation [2023-11-22 18:29:13,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13 WrapperNode [2023-11-22 18:29:13,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 18:29:13,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 18:29:13,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 18:29:13,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 18:29:13,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:13,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:13,643 INFO L138 Inliner]: procedures = 347, calls = 1428, calls flagged for inlining = 227, calls inlined = 209, statements flattened = 4178 [2023-11-22 18:29:13,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 18:29:13,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 18:29:13,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 18:29:13,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 18:29:13,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:13,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:13,693 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,384 INFO L189 HeapSplitter]: Split 604 memory accesses to 12 slices as follows [8, 35, 30, 0, 1, 2, 475, 25, 2, 0, 24, 2] [2023-11-22 18:29:14,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,501 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 18:29:14,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 18:29:14,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 18:29:14,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 18:29:14,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (1/1) ... [2023-11-22 18:29:14,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 18:29:14,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 18:29:14,579 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 18:29:14,595 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 18:29:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-22 18:29:14,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-22 18:29:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-22 18:29:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-22 18:29:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-22 18:29:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-22 18:29:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-22 18:29:14,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-22 18:29:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-22 18:29:14,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-22 18:29:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-22 18:29:14,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-22 18:29:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2023-11-22 18:29:14,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2023-11-22 18:29:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-22 18:29:14,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-22 18:29:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 18:29:14,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 18:29:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-22 18:29:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2023-11-22 18:29:14,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2023-11-22 18:29:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-22 18:29:14,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-22 18:29:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-22 18:29:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-22 18:29:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-22 18:29:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-22 18:29:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2023-11-22 18:29:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2023-11-22 18:29:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 18:29:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_15 [2023-11-22 18:29:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_15 [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2023-11-22 18:29:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-22 18:29:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-22 18:29:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-22 18:29:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-22 18:29:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-22 18:29:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-22 18:29:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-22 18:29:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-22 18:29:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-22 18:29:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-22 18:29:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 18:29:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2023-11-22 18:29:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2023-11-22 18:29:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2023-11-22 18:29:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-11-22 18:29:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-22 18:29:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2023-11-22 18:29:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2023-11-22 18:29:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2023-11-22 18:29:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2023-11-22 18:29:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2023-11-22 18:29:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2023-11-22 18:29:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2023-11-22 18:29:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2023-11-22 18:29:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 18:29:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 18:29:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2023-11-22 18:29:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2023-11-22 18:29:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-22 18:29:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-22 18:29:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-22 18:29:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-22 18:29:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-22 18:29:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-22 18:29:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2023-11-22 18:29:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2023-11-22 18:29:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-22 18:29:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-22 18:29:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-22 18:29:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-22 18:29:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-22 18:29:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-22 18:29:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-22 18:29:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-22 18:29:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-22 18:29:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-22 18:29:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-22 18:29:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-22 18:29:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-22 18:29:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-22 18:29:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-22 18:29:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2023-11-22 18:29:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2023-11-22 18:29:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-22 18:29:14,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-22 18:29:14,639 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-22 18:29:14,639 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-22 18:29:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-22 18:29:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-22 18:29:14,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-22 18:29:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 18:29:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 18:29:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2023-11-22 18:29:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2023-11-22 18:29:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 18:29:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2023-11-22 18:29:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2023-11-22 18:29:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2023-11-22 18:29:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2023-11-22 18:29:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-22 18:29:14,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-22 18:29:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-22 18:29:14,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-22 18:29:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-22 18:29:14,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-22 18:29:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-22 18:29:14,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-22 18:29:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 18:29:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-22 18:29:14,642 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2023-11-22 18:29:14,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-22 18:29:14,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-22 18:29:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2023-11-22 18:29:14,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2023-11-22 18:29:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-22 18:29:14,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-22 18:29:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-22 18:29:14,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-22 18:29:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-22 18:29:14,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-22 18:29:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2023-11-22 18:29:14,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2023-11-22 18:29:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2023-11-22 18:29:14,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2023-11-22 18:29:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-22 18:29:14,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-22 18:29:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2023-11-22 18:29:14,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2023-11-22 18:29:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-22 18:29:14,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-22 18:29:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2023-11-22 18:29:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-22 18:29:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-22 18:29:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2023-11-22 18:29:14,648 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-22 18:29:14,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-22 18:29:14,648 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2023-11-22 18:29:14,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2023-11-22 18:29:14,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 18:29:14,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 18:29:15,307 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 18:29:15,311 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 18:29:15,488 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-22 18:29:20,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-22 18:29:20,115 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 18:29:20,342 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 18:29:20,348 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-22 18:29:20,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:29:20 BoogieIcfgContainer [2023-11-22 18:29:20,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 18:29:20,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 18:29:20,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 18:29:20,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 18:29:20,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 06:29:11" (1/3) ... [2023-11-22 18:29:20,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471fffa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 06:29:20, skipping insertion in model container [2023-11-22 18:29:20,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:29:13" (2/3) ... [2023-11-22 18:29:20,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471fffa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 06:29:20, skipping insertion in model container [2023-11-22 18:29:20,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:29:20" (3/3) ... [2023-11-22 18:29:20,356 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2023-11-22 18:29:20,370 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 18:29:20,370 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 18:29:20,430 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 18:29:20,435 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;@5204c7c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 18:29:20,435 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 18:29:20,443 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 18:29:20,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-22 18:29:20,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:29:20,455 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 18:29:20,456 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 18:29:20,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:29:20,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1973715021, now seen corresponding path program 1 times [2023-11-22 18:29:20,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:29:20,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717853399] [2023-11-22 18:29:20,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:29:20,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:29:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:29:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:29:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:29:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:29:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:29:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:29:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:29:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:29:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:29:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:29:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:29:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:29:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-22 18:29:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:22,652 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 18:29:22,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:29:22,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717853399] [2023-11-22 18:29:22,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717853399] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:29:22,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:29:22,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-22 18:29:22,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648441623] [2023-11-22 18:29:22,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:29:22,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-22 18:29:22,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:29:22,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-22 18:29:22,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-22 18:29:22,680 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 18:29:24,719 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 18:29:26,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:29:28,786 WARN L539 Checker$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 18:29:38,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:29:38,552 INFO L93 Difference]: Finished difference Result 3549 states and 5442 transitions. [2023-11-22 18:29:38,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 18:29:38,554 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 18:29:38,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:29:38,585 INFO L225 Difference]: With dead ends: 3549 [2023-11-22 18:29:38,586 INFO L226 Difference]: Without dead ends: 2351 [2023-11-22 18:29:38,597 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 18:29:38,600 INFO L413 NwaCegarLoop]: 1179 mSDtfsCounter, 2068 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 1780 mSolverCounterSat, 766 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2342 SdHoareTripleChecker+Valid, 2818 SdHoareTripleChecker+Invalid, 2549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 766 IncrementalHoareTripleChecker+Valid, 1780 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2023-11-22 18:29:38,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2342 Valid, 2818 Invalid, 2549 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [766 Valid, 1780 Invalid, 3 Unknown, 0 Unchecked, 15.4s Time] [2023-11-22 18:29:38,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2351 states. [2023-11-22 18:29:38,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2351 to 2295. [2023-11-22 18:29:38,764 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 18:29:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 2295 states and 3385 transitions. [2023-11-22 18:29:38,780 INFO L78 Accepts]: Start accepts. Automaton has 2295 states and 3385 transitions. Word has length 137 [2023-11-22 18:29:38,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:29:38,782 INFO L495 AbstractCegarLoop]: Abstraction has 2295 states and 3385 transitions. [2023-11-22 18:29:38,782 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 18:29:38,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3385 transitions. [2023-11-22 18:29:38,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-22 18:29:38,796 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:29:38,796 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 18:29:38,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 18:29:38,796 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 18:29:38,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:29:38,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1099758598, now seen corresponding path program 1 times [2023-11-22 18:29:38,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:29:38,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184068337] [2023-11-22 18:29:38,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:29:38,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:29:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:29:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:29:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:29:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:29:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:29:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:29:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:29:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:29:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:29:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:29:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:29:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:29:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:29:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 18:29:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 18:29:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 18:29:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:29:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-22 18:29:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 18:29:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-22 18:29:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:29:40,559 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 18:29:40,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:29:40,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184068337] [2023-11-22 18:29:40,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184068337] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:29:40,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:29:40,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-22 18:29:40,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19263321] [2023-11-22 18:29:40,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:29:40,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-22 18:29:40,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:29:40,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-22 18:29:40,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-22 18:29:40,563 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 18:29:42,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:29:44,642 WARN L539 Checker$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 18:29:46,683 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 18:30:01,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:30:01,625 INFO L93 Difference]: Finished difference Result 4665 states and 6970 transitions. [2023-11-22 18:30:01,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 18:30:01,625 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 18:30:01,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:30:01,645 INFO L225 Difference]: With dead ends: 4665 [2023-11-22 18:30:01,646 INFO L226 Difference]: Without dead ends: 3504 [2023-11-22 18:30:01,652 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 18:30:01,653 INFO L413 NwaCegarLoop]: 2266 mSDtfsCounter, 1738 mSDsluCounter, 2283 mSDsCounter, 0 mSdLazyCounter, 2698 mSolverCounterSat, 392 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2008 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 3093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 392 IncrementalHoareTripleChecker+Valid, 2698 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2023-11-22 18:30:01,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2008 Valid, 4549 Invalid, 3093 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [392 Valid, 2698 Invalid, 3 Unknown, 0 Unchecked, 20.6s Time] [2023-11-22 18:30:01,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3504 states. [2023-11-22 18:30:01,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3504 to 3412. [2023-11-22 18:30:01,741 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 18:30:01,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 5033 transitions. [2023-11-22 18:30:01,754 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 5033 transitions. Word has length 176 [2023-11-22 18:30:01,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:30:01,756 INFO L495 AbstractCegarLoop]: Abstraction has 3412 states and 5033 transitions. [2023-11-22 18:30:01,756 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 18:30:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 5033 transitions. [2023-11-22 18:30:01,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-22 18:30:01,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:30:01,761 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 18:30:01,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 18:30:01,762 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 18:30:01,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:30:01,762 INFO L85 PathProgramCache]: Analyzing trace with hash -894386108, now seen corresponding path program 1 times [2023-11-22 18:30:01,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:30:01,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598141789] [2023-11-22 18:30:01,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:30:01,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:30:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:30:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:30:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:30:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:30:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:30:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:30:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:30:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:30:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:30:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:30:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:30:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:30:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 18:30:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 18:30:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 18:30:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-22 18:30:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 18:30:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-22 18:30:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:03,749 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 18:30:03,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:30:03,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598141789] [2023-11-22 18:30:03,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598141789] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:30:03,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:30:03,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:30:03,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647223602] [2023-11-22 18:30:03,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:30:03,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:30:03,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:30:03,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:30:03,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:30:03,753 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 18:30:05,803 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 18:30:07,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:30:09,857 WARN L539 Checker$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 18:30:11,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:30:30,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:30:30,137 INFO L93 Difference]: Finished difference Result 6973 states and 10538 transitions. [2023-11-22 18:30:30,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 18:30:30,137 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 18:30:30,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:30:30,179 INFO L225 Difference]: With dead ends: 6973 [2023-11-22 18:30:30,179 INFO L226 Difference]: Without dead ends: 6969 [2023-11-22 18:30:30,186 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 18:30:30,186 INFO L413 NwaCegarLoop]: 1164 mSDtfsCounter, 2087 mSDsluCounter, 3621 mSDsCounter, 0 mSdLazyCounter, 3248 mSolverCounterSat, 796 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2336 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 4048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 796 IncrementalHoareTripleChecker+Valid, 3248 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2023-11-22 18:30:30,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2336 Valid, 4785 Invalid, 4048 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [796 Valid, 3248 Invalid, 4 Unknown, 0 Unchecked, 25.6s Time] [2023-11-22 18:30:30,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6969 states. [2023-11-22 18:30:30,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6969 to 6814. [2023-11-22 18:30:30,438 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 18:30:30,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6814 states to 6814 states and 10182 transitions. [2023-11-22 18:30:30,459 INFO L78 Accepts]: Start accepts. Automaton has 6814 states and 10182 transitions. Word has length 176 [2023-11-22 18:30:30,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:30:30,461 INFO L495 AbstractCegarLoop]: Abstraction has 6814 states and 10182 transitions. [2023-11-22 18:30:30,461 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 18:30:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6814 states and 10182 transitions. [2023-11-22 18:30:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-22 18:30:30,466 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:30:30,466 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 18:30:30,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 18:30:30,467 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 18:30:30,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:30:30,467 INFO L85 PathProgramCache]: Analyzing trace with hash 874927598, now seen corresponding path program 1 times [2023-11-22 18:30:30,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:30:30,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986188870] [2023-11-22 18:30:30,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:30:30,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:30:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:30:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:30:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:30:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:30:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:30:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:30:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:30:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:30:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:30:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:30:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:30:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:30:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 18:30:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 18:30:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-22 18:30:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-22 18:30:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 18:30:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-22 18:30:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-22 18:30:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:32,374 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 18:30:32,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:30:32,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986188870] [2023-11-22 18:30:32,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986188870] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:30:32,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:30:32,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 18:30:32,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025813442] [2023-11-22 18:30:32,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:30:32,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 18:30:32,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:30:32,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 18:30:32,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 18:30:32,376 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 18:30:34,401 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 18:30:36,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:30:38,555 WARN L539 Checker$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 18:30:40,591 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 18:30:53,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:30:53,829 INFO L93 Difference]: Finished difference Result 6973 states and 10538 transitions. [2023-11-22 18:30:53,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-22 18:30:53,830 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 18:30:53,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:30:53,862 INFO L225 Difference]: With dead ends: 6973 [2023-11-22 18:30:53,862 INFO L226 Difference]: Without dead ends: 6947 [2023-11-22 18:30:53,868 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 18:30:53,878 INFO L413 NwaCegarLoop]: 1163 mSDtfsCounter, 1713 mSDsluCounter, 2642 mSDsCounter, 0 mSdLazyCounter, 2495 mSolverCounterSat, 546 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1892 SdHoareTripleChecker+Valid, 3805 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 546 IncrementalHoareTripleChecker+Valid, 2495 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2023-11-22 18:30:53,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1892 Valid, 3805 Invalid, 3045 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [546 Valid, 2495 Invalid, 4 Unknown, 0 Unchecked, 20.9s Time] [2023-11-22 18:30:53,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6947 states. [2023-11-22 18:30:54,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6947 to 6794. [2023-11-22 18:30:54,112 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 18:30:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6794 states to 6794 states and 10154 transitions. [2023-11-22 18:30:54,131 INFO L78 Accepts]: Start accepts. Automaton has 6794 states and 10154 transitions. Word has length 181 [2023-11-22 18:30:54,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:30:54,132 INFO L495 AbstractCegarLoop]: Abstraction has 6794 states and 10154 transitions. [2023-11-22 18:30:54,133 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 18:30:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 6794 states and 10154 transitions. [2023-11-22 18:30:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-11-22 18:30:54,160 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:30:54,160 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 18:30:54,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 18:30:54,160 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 18:30:54,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:30:54,161 INFO L85 PathProgramCache]: Analyzing trace with hash 2103934211, now seen corresponding path program 1 times [2023-11-22 18:30:54,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:30:54,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074006637] [2023-11-22 18:30:54,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:30:54,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:30:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:30:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:30:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:55,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:30:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:30:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:30:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:30:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:30:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:30:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:30:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:30:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:30:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-22 18:30:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:56,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-22 18:30:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:30:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 18:30:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 18:30:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:30:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:30:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 18:30:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:30:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 18:30:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 18:30:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 18:30:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 18:30:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 18:30:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 18:30:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 18:30:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 18:30:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 18:30:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 18:30:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 18:30:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 18:30:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 18:30:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:30:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 18:30:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 18:30:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 18:30:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 18:30:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 18:30:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 18:30:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 18:30:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 18:30:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 18:30:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-11-22 18:30:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2023-11-22 18:30:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2023-11-22 18:30:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-11-22 18:30:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-11-22 18:30:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:30:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-11-22 18:30:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2023-11-22 18:30:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-22 18:30:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:30:58,144 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 18:30:58,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:30:58,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074006637] [2023-11-22 18:30:58,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074006637] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:30:58,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:30:58,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 18:30:58,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334195348] [2023-11-22 18:30:58,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:30:58,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 18:30:58,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:30:58,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 18:30:58,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:30:58,147 INFO L87 Difference]: Start difference. First operand 6794 states and 10154 transitions. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 3 states have internal predecessors, (173), 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 18:31:00,172 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 18:31:02,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:04,238 WARN L539 Checker$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 18:31:06,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:08,317 WARN L539 Checker$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 18:31:10,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:12,383 WARN L539 Checker$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 18:31:34,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:31:34,302 INFO L93 Difference]: Finished difference Result 19786 states and 29815 transitions. [2023-11-22 18:31:34,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 18:31:34,303 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 3 states have internal predecessors, (173), 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 481 [2023-11-22 18:31:34,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:31:34,358 INFO L225 Difference]: With dead ends: 19786 [2023-11-22 18:31:34,358 INFO L226 Difference]: Without dead ends: 13017 [2023-11-22 18:31:34,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2023-11-22 18:31:34,376 INFO L413 NwaCegarLoop]: 1182 mSDtfsCounter, 3799 mSDsluCounter, 2086 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 3172 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4068 SdHoareTripleChecker+Valid, 3268 SdHoareTripleChecker+Invalid, 5930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3172 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.7s IncrementalHoareTripleChecker+Time [2023-11-22 18:31:34,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4068 Valid, 3268 Invalid, 5930 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3172 Valid, 2751 Invalid, 7 Unknown, 0 Unchecked, 33.7s Time] [2023-11-22 18:31:34,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13017 states. [2023-11-22 18:31:35,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13017 to 12370. [2023-11-22 18:31:35,218 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 18:31:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12370 states to 12370 states and 18140 transitions. [2023-11-22 18:31:35,254 INFO L78 Accepts]: Start accepts. Automaton has 12370 states and 18140 transitions. Word has length 481 [2023-11-22 18:31:35,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:31:35,254 INFO L495 AbstractCegarLoop]: Abstraction has 12370 states and 18140 transitions. [2023-11-22 18:31:35,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 3 states have internal predecessors, (173), 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 18:31:35,254 INFO L276 IsEmpty]: Start isEmpty. Operand 12370 states and 18140 transitions. [2023-11-22 18:31:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-11-22 18:31:35,285 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:31:35,285 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 18:31:35,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 18:31:35,286 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 18:31:35,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:31:35,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1885996455, now seen corresponding path program 1 times [2023-11-22 18:31:35,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:31:35,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273125621] [2023-11-22 18:31:35,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:31:35,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:31:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:31:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:31:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:31:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:36,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:31:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:31:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:31:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:31:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:31:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:31:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:31:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:31:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 18:31:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-22 18:31:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:31:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:37,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 18:31:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 18:31:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:31:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:31:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 18:31:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:31:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 18:31:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 18:31:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 18:31:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 18:31:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 18:31:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 18:31:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 18:31:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 18:31:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 18:31:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 18:31:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 18:31:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 18:31:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 18:31:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:31:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 18:31:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 18:31:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 18:31:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 18:31:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 18:31:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 18:31:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 18:31:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 18:31:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 18:31:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2023-11-22 18:31:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-22 18:31:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-11-22 18:31:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2023-11-22 18:31:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2023-11-22 18:31:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-11-22 18:31:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-11-22 18:31:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:31:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-11-22 18:31:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2023-11-22 18:31:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-22 18:31:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:31:38,905 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 18:31:38,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:31:38,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273125621] [2023-11-22 18:31:38,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273125621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:31:38,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:31:38,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 18:31:38,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232887439] [2023-11-22 18:31:38,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:31:38,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 18:31:38,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:31:38,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 18:31:38,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:31:38,909 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 18:31:40,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:43,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:45,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:47,120 WARN L539 Checker$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 18:31:49,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:31:51,210 WARN L539 Checker$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 18:31:53,247 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 18:32:31,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 18:32:31,637 INFO L93 Difference]: Finished difference Result 28163 states and 41787 transitions. [2023-11-22 18:32:31,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 18:32:31,638 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 18:32:31,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 18:32:31,695 INFO L225 Difference]: With dead ends: 28163 [2023-11-22 18:32:31,695 INFO L226 Difference]: Without dead ends: 15327 [2023-11-22 18:32:31,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2023-11-22 18:32:31,731 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1951 mSDsluCounter, 4352 mSDsCounter, 0 mSdLazyCounter, 5173 mSolverCounterSat, 665 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2257 SdHoareTripleChecker+Valid, 6109 SdHoareTripleChecker+Invalid, 5845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 665 IncrementalHoareTripleChecker+Valid, 5173 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.9s IncrementalHoareTripleChecker+Time [2023-11-22 18:32:31,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2257 Valid, 6109 Invalid, 5845 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [665 Valid, 5173 Invalid, 7 Unknown, 0 Unchecked, 49.9s Time] [2023-11-22 18:32:31,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15327 states. [2023-11-22 18:32:32,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15327 to 14584. [2023-11-22 18:32:32,704 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 18:32:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14584 states to 14584 states and 21257 transitions. [2023-11-22 18:32:32,748 INFO L78 Accepts]: Start accepts. Automaton has 14584 states and 21257 transitions. Word has length 481 [2023-11-22 18:32:32,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 18:32:32,749 INFO L495 AbstractCegarLoop]: Abstraction has 14584 states and 21257 transitions. [2023-11-22 18:32:32,749 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 18:32:32,749 INFO L276 IsEmpty]: Start isEmpty. Operand 14584 states and 21257 transitions. [2023-11-22 18:32:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2023-11-22 18:32:32,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 18:32:32,779 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 18:32:32,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-22 18:32:32,779 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 18:32:32,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 18:32:32,780 INFO L85 PathProgramCache]: Analyzing trace with hash 868326712, now seen corresponding path program 1 times [2023-11-22 18:32:32,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 18:32:32,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033414467] [2023-11-22 18:32:32,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 18:32:32,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 18:32:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-22 18:32:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 18:32:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 18:32:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 18:32:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 18:32:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-22 18:32:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-22 18:32:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-22 18:32:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-22 18:32:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-22 18:32:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-22 18:32:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-22 18:32:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-22 18:32:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-22 18:32:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-22 18:32:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-22 18:32:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-22 18:32:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-22 18:32:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:35,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-22 18:32:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:35,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 18:32:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:35,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:35,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 18:32:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 18:32:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 18:32:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-22 18:32:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 18:32:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 18:32:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-22 18:32:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-22 18:32:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-22 18:32:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-22 18:32:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-22 18:32:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-22 18:32:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-22 18:32:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-22 18:32:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-22 18:32:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-22 18:32:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-22 18:32:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-22 18:32:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-22 18:32:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-22 18:32:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-22 18:32:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-22 18:32:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-22 18:32:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-22 18:32:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-22 18:32:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-22 18:32:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-22 18:32:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-22 18:32:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-22 18:32:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2023-11-22 18:32:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 18:32:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-11-22 18:32:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2023-11-22 18:32:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2023-11-22 18:32:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 18:32:36,496 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 18:32:36,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 18:32:36,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033414467] [2023-11-22 18:32:36,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033414467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 18:32:36,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 18:32:36,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 18:32:36,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245795179] [2023-11-22 18:32:36,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 18:32:36,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 18:32:36,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 18:32:36,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 18:32:36,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-22 18:32:36,499 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 18:32:38,525 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 18:32:40,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:32:42,647 WARN L539 Checker$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 18:32:44,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:32:46,716 WARN L539 Checker$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 18:32:48,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 18:32:50,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15