./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.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 737f509bd25a9e06ce0273f44396be18568d5a5ccd53141342830e40e0488456 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 22:04:04,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 22:04:04,596 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 22:04:04,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 22:04:04,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 22:04:04,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 22:04:04,654 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 22:04:04,654 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 22:04:04,655 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 22:04:04,655 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 22:04:04,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 22:04:04,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 22:04:04,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 22:04:04,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 22:04:04,657 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 22:04:04,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 22:04:04,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 22:04:04,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 22:04:04,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 22:04:04,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 22:04:04,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 22:04:04,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 22:04:04,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 22:04:04,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 22:04:04,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 22:04:04,661 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 22:04:04,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 22:04:04,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 22:04:04,662 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 22:04:04,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 22:04:04,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 22:04:04,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 22:04:04,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 22:04:04,664 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 22:04:04,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 22:04:04,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 22:04:04,665 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 22:04:04,665 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 22:04:04,665 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 22:04:04,666 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 737f509bd25a9e06ce0273f44396be18568d5a5ccd53141342830e40e0488456 [2024-11-16 22:04:04,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 22:04:04,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 22:04:04,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 22:04:04,959 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 22:04:04,959 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 22:04:04,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2024-11-16 22:04:06,512 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 22:04:07,099 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 22:04:07,101 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2024-11-16 22:04:07,148 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab07f1b6f/3101460443d24a6f8ff015c758165e03/FLAGf9e9e4780 [2024-11-16 22:04:07,612 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab07f1b6f/3101460443d24a6f8ff015c758165e03 [2024-11-16 22:04:07,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 22:04:07,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 22:04:07,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 22:04:07,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 22:04:07,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 22:04:07,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:04:07" (1/1) ... [2024-11-16 22:04:07,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c220f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:07, skipping insertion in model container [2024-11-16 22:04:07,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:04:07" (1/1) ... [2024-11-16 22:04:07,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 22:04:10,624 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2024-11-16 22:04:10,630 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2024-11-16 22:04:10,630 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2024-11-16 22:04:10,635 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2024-11-16 22:04:10,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 22:04:10,671 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 22:04:10,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6219] [2024-11-16 22:04:10,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6222] [2024-11-16 22:04:10,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6225] [2024-11-16 22:04:10,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6228] [2024-11-16 22:04:10,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___0->state): : "memory", "cc"); [6657-6658] [2024-11-16 22:04:10,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [6664-6665] [2024-11-16 22:04:10,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [6671-6672] [2024-11-16 22:04:10,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [6678-6679] [2024-11-16 22:04:10,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___4->state): : "memory", "cc"); [6722-6723] [2024-11-16 22:04:10,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___5->state): : "memory", "cc"); [6729-6730] [2024-11-16 22:04:10,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [6736-6737] [2024-11-16 22:04:10,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [6743-6744] [2024-11-16 22:04:11,052 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2024-11-16 22:04:11,053 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2024-11-16 22:04:11,053 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2024-11-16 22:04:11,054 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2024-11-16 22:04:11,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 22:04:11,192 INFO L204 MainTranslator]: Completed translation [2024-11-16 22:04:11,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11 WrapperNode [2024-11-16 22:04:11,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 22:04:11,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 22:04:11,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 22:04:11,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 22:04:11,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,400 INFO L138 Inliner]: procedures = 327, calls = 936, calls flagged for inlining = 153, calls inlined = 140, statements flattened = 2835 [2024-11-16 22:04:11,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 22:04:11,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 22:04:11,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 22:04:11,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 22:04:11,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,445 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,802 INFO L175 MemorySlicer]: Split 272 memory accesses to 11 slices as follows [2, 52, 25, 5, 14, 1, 2, 6, 2, 158, 5]. 58 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [0, 0, 0, 0, 0, 1, 2, 6, 1, 0, 0]. The 123 writes are split as follows [1, 52, 23, 5, 12, 0, 0, 0, 0, 26, 4]. [2024-11-16 22:04:11,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,803 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,882 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 22:04:11,960 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 22:04:11,961 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 22:04:11,961 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 22:04:11,961 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (1/1) ... [2024-11-16 22:04:11,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 22:04:11,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 22:04:12,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 22:04:12,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 22:04:12,061 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-16 22:04:12,061 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-16 22:04:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-16 22:04:12,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-16 22:04:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 22:04:12,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 22:04:12,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-16 22:04:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-16 22:04:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-16 22:04:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-16 22:04:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2024-11-16 22:04:12,064 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2024-11-16 22:04:12,064 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-16 22:04:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-16 22:04:12,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-16 22:04:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-16 22:04:12,065 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_irq_unsubscribe [2024-11-16 22:04:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_irq_unsubscribe [2024-11-16 22:04:12,065 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-16 22:04:12,065 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-16 22:04:12,066 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2024-11-16 22:04:12,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2024-11-16 22:04:12,066 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_unlock [2024-11-16 22:04:12,066 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_unlock [2024-11-16 22:04:12,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-16 22:04:12,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-16 22:04:12,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2024-11-16 22:04:12,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2024-11-16 22:04:12,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2024-11-16 22:04:12,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 22:04:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 22:04:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 22:04:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 22:04:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-16 22:04:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-16 22:04:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-16 22:04:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-16 22:04:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-16 22:04:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hwbus_priv [2024-11-16 22:04:12,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hwbus_priv [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 22:04:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-16 22:04:12,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-16 22:04:12,070 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-16 22:04:12,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-16 22:04:12,070 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-16 22:04:12,070 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-16 22:04:12,070 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-16 22:04:12,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-16 22:04:12,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-16 22:04:12,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-16 22:04:12,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-16 22:04:12,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-16 22:04:12,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-16 22:04:12,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-16 22:04:12,071 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_probe [2024-11-16 22:04:12,072 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_probe [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 22:04:12,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-16 22:04:12,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 22:04:12,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 22:04:12,074 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2024-11-16 22:04:12,074 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2024-11-16 22:04:12,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-16 22:04:12,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-16 22:04:12,075 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-16 22:04:12,075 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-16 22:04:12,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 22:04:12,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 22:04:12,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 22:04:12,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 22:04:12,076 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_disconnect [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_disconnect [2024-11-16 22:04:12,077 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-16 22:04:12,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-16 22:04:12,077 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2024-11-16 22:04:12,077 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2024-11-16 22:04:12,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-16 22:04:12,077 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_off [2024-11-16 22:04:12,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_off [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-16 22:04:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-16 22:04:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-16 22:04:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-16 22:04:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 22:04:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 22:04:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-16 22:04:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-16 22:04:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-16 22:04:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-16 22:04:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-16 22:04:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-16 22:04:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-16 22:04:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-16 22:04:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2024-11-16 22:04:12,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2024-11-16 22:04:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-16 22:04:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-16 22:04:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-16 22:04:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-16 22:04:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_lock [2024-11-16 22:04:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_lock [2024-11-16 22:04:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-16 22:04:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-16 22:04:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_resume [2024-11-16 22:04:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_resume [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_spi_driver_exit_9_2 [2024-11-16 22:04:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_spi_driver_exit_9_2 [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_pm [2024-11-16 22:04:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_pm [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 22:04:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-16 22:04:12,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-16 22:04:12,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 22:04:12,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 22:04:12,645 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 22:04:12,649 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 22:04:12,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-16 22:04:12,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11309: havoc #t~nondet542; [2024-11-16 22:04:12,733 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11298: havoc #t~nondet539; [2024-11-16 22:04:12,739 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11359: havoc #t~nondet547; [2024-11-16 22:04:12,875 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6870: call ULTIMATE.dealloc(~#descriptor~1#1.base, ~#descriptor~1#1.offset);havoc ~#descriptor~1#1.base, ~#descriptor~1#1.offset; [2024-11-16 22:04:12,940 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11247: havoc #t~nondet536; [2024-11-16 22:04:12,960 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11301: havoc gpio_to_desc_#t~ret540#1.base, gpio_to_desc_#t~ret540#1.offset; [2024-11-16 22:04:12,960 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11305: havoc gpiod_direction_output_#t~nondet541#1; [2024-11-16 22:04:13,049 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6293: havoc #t~mem38.base, #t~mem38.offset; [2024-11-16 22:04:13,109 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9475: havoc ldv_dev_get_drvdata_#t~mem438#1.base, ldv_dev_get_drvdata_#t~mem438#1.offset;havoc ldv_dev_get_drvdata_#t~mem439#1.base, ldv_dev_get_drvdata_#t~mem439#1.offset; [2024-11-16 22:04:13,134 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11337: havoc #t~nondet543; [2024-11-16 22:04:13,224 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6610: call ULTIMATE.dealloc(~#wait~0#1.base, ~#wait~0#1.offset);havoc ~#wait~0#1.base, ~#wait~0#1.offset; [2024-11-16 22:04:13,283 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6188: havoc #t~bitwise4; [2024-11-16 22:04:23,039 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6444: call ULTIMATE.dealloc(cw1200_spi_memcpy_fromio_~#regaddr~0#1.base, cw1200_spi_memcpy_fromio_~#regaddr~0#1.offset);havoc cw1200_spi_memcpy_fromio_~#regaddr~0#1.base, cw1200_spi_memcpy_fromio_~#regaddr~0#1.offset;call ULTIMATE.dealloc(cw1200_spi_memcpy_fromio_~#m~0#1.base, cw1200_spi_memcpy_fromio_~#m~0#1.offset);havoc cw1200_spi_memcpy_fromio_~#m~0#1.base, cw1200_spi_memcpy_fromio_~#m~0#1.offset;call ULTIMATE.dealloc(cw1200_spi_memcpy_fromio_~#t_addr~0#1.base, cw1200_spi_memcpy_fromio_~#t_addr~0#1.offset);havoc cw1200_spi_memcpy_fromio_~#t_addr~0#1.base, cw1200_spi_memcpy_fromio_~#t_addr~0#1.offset;call ULTIMATE.dealloc(cw1200_spi_memcpy_fromio_~#t_msg~0#1.base, cw1200_spi_memcpy_fromio_~#t_msg~0#1.offset);havoc cw1200_spi_memcpy_fromio_~#t_msg~0#1.base, cw1200_spi_memcpy_fromio_~#t_msg~0#1.offset; [2024-11-16 22:04:23,039 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11275: havoc cw1200_can_suspend_#t~nondet537#1; [2024-11-16 22:04:23,039 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: assume true;#t~ret550#1 := main_#res#1;havoc main_#t~ret290#1, main_~tmp~19#1;assume { :end_inline_main } true; [2024-11-16 22:04:23,039 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6520: call ULTIMATE.dealloc(cw1200_spi_memcpy_toio_~#regaddr~1#1.base, cw1200_spi_memcpy_toio_~#regaddr~1#1.offset);havoc cw1200_spi_memcpy_toio_~#regaddr~1#1.base, cw1200_spi_memcpy_toio_~#regaddr~1#1.offset;call ULTIMATE.dealloc(cw1200_spi_memcpy_toio_~#t_addr~1#1.base, cw1200_spi_memcpy_toio_~#t_addr~1#1.offset);havoc cw1200_spi_memcpy_toio_~#t_addr~1#1.base, cw1200_spi_memcpy_toio_~#t_addr~1#1.offset;call ULTIMATE.dealloc(cw1200_spi_memcpy_toio_~#t_msg~1#1.base, cw1200_spi_memcpy_toio_~#t_msg~1#1.offset);havoc cw1200_spi_memcpy_toio_~#t_msg~1#1.base, cw1200_spi_memcpy_toio_~#t_msg~1#1.offset;call ULTIMATE.dealloc(cw1200_spi_memcpy_toio_~#m~1#1.base, cw1200_spi_memcpy_toio_~#m~1#1.offset);havoc cw1200_spi_memcpy_toio_~#m~1#1.base, cw1200_spi_memcpy_toio_~#m~1#1.offset; [2024-11-16 22:04:23,040 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11351: havoc spi_register_driver_#t~nondet545#1; [2024-11-16 22:04:23,040 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8907-1: ldv_spi_register_driver_#res#1 := ldv_spi_register_driver_~arg0#1; [2024-11-16 22:04:23,040 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9457-1: ldv_spi_register_driver_74_#res#1 := ldv_spi_register_driver_74_~ldv_func_res~1#1; [2024-11-16 22:04:23,040 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-16 22:04:23,040 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8025: call ULTIMATE.dealloc(ldv_io_instance_callback_0_17_~#arg2#1.base, ldv_io_instance_callback_0_17_~#arg2#1.offset);havoc ldv_io_instance_callback_0_17_~#arg2#1.base, ldv_io_instance_callback_0_17_~#arg2#1.offset; [2024-11-16 22:04:23,276 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset;call ULTIMATE.dealloc(~#__key___0~0#1.base, ~#__key___0~0#1.offset);havoc ~#__key___0~0#1.base, ~#__key___0~0#1.offset; [2024-11-16 22:04:23,276 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8882-1: ldv_request_threaded_irq_#res#1 := ldv_request_threaded_irq_~arg0#1; [2024-11-16 22:04:23,276 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11344: havoc request_threaded_irq_#t~nondet544#1; [2024-11-16 22:04:23,277 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6795: call ULTIMATE.dealloc(cw1200_spi_irq_subscribe_~#descriptor~0#1.base, cw1200_spi_irq_subscribe_~#descriptor~0#1.offset);havoc cw1200_spi_irq_subscribe_~#descriptor~0#1.base, cw1200_spi_irq_subscribe_~#descriptor~0#1.offset; [2024-11-16 22:04:23,277 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11279: havoc cw1200_core_probe_#t~nondet538#1; [2024-11-16 22:04:23,278 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9422-1: ldv_request_threaded_irq_71_#res#1 := ldv_request_threaded_irq_71_~ldv_func_res~0#1; [2024-11-16 22:04:23,278 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11355: havoc spi_setup_#t~nondet546#1; [2024-11-16 22:04:23,852 INFO L? ?]: Removed 1145 outVars from TransFormulas that were not future-live. [2024-11-16 22:04:23,852 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 22:04:23,915 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 22:04:23,915 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 22:04:23,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:04:23 BoogieIcfgContainer [2024-11-16 22:04:23,916 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 22:04:23,917 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 22:04:23,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 22:04:23,922 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 22:04:23,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:04:07" (1/3) ... [2024-11-16 22:04:23,923 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42cae162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:04:23, skipping insertion in model container [2024-11-16 22:04:23,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:04:11" (2/3) ... [2024-11-16 22:04:23,923 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42cae162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:04:23, skipping insertion in model container [2024-11-16 22:04:23,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:04:23" (3/3) ... [2024-11-16 22:04:23,926 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2024-11-16 22:04:23,943 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 22:04:23,944 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-16 22:04:24,056 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 22:04:24,065 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3da4f643, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 22:04:24,065 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-16 22:04:24,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 1178 states, 867 states have (on average 1.2525951557093427) internal successors, (1086), 876 states have internal predecessors, (1086), 256 states have call successors, (256), 53 states have call predecessors, (256), 52 states have return successors, (247), 246 states have call predecessors, (247), 247 states have call successors, (247) [2024-11-16 22:04:24,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-16 22:04:24,105 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:04:24,106 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:04:24,107 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-16 22:04:24,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:04:24,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1624726850, now seen corresponding path program 1 times [2024-11-16 22:04:24,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:04:24,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809567213] [2024-11-16 22:04:24,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:04:24,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:04:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:24,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 22:04:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:24,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:24,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 22:04:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:24,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 22:04:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 22:04:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 22:04:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 22:04:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 22:04:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 22:04:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 22:04:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 22:04:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 22:04:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 22:04:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:25,283 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-16 22:04:25,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:04:25,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809567213] [2024-11-16 22:04:25,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809567213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:04:25,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:04:25,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:04:25,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880841029] [2024-11-16 22:04:25,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:04:25,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:04:25,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:04:25,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:04:25,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:04:25,332 INFO L87 Difference]: Start difference. First operand has 1178 states, 867 states have (on average 1.2525951557093427) internal successors, (1086), 876 states have internal predecessors, (1086), 256 states have call successors, (256), 53 states have call predecessors, (256), 52 states have return successors, (247), 246 states have call predecessors, (247), 247 states have call successors, (247) Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-16 22:04:27,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:31,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:34,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:38,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:44,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:44,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:04:44,630 INFO L93 Difference]: Finished difference Result 3238 states and 4475 transitions. [2024-11-16 22:04:44,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 22:04:44,634 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 152 [2024-11-16 22:04:44,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:04:44,673 INFO L225 Difference]: With dead ends: 3238 [2024-11-16 22:04:44,673 INFO L226 Difference]: Without dead ends: 2062 [2024-11-16 22:04:44,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 22:04:44,691 INFO L432 NwaCegarLoop]: 1286 mSDtfsCounter, 1401 mSDsluCounter, 1832 mSDsCounter, 0 mSdLazyCounter, 1125 mSolverCounterSat, 524 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1575 SdHoareTripleChecker+Valid, 3118 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 524 IncrementalHoareTripleChecker+Valid, 1125 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2024-11-16 22:04:44,693 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1575 Valid, 3118 Invalid, 1651 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [524 Valid, 1125 Invalid, 2 Unknown, 0 Unchecked, 18.9s Time] [2024-11-16 22:04:44,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2062 states. [2024-11-16 22:04:44,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2062 to 1993. [2024-11-16 22:04:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1993 states, 1475 states have (on average 1.224406779661017) internal successors, (1806), 1498 states have internal predecessors, (1806), 418 states have call successors, (418), 98 states have call predecessors, (418), 97 states have return successors, (414), 408 states have call predecessors, (414), 414 states have call successors, (414) [2024-11-16 22:04:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1993 states and 2638 transitions. [2024-11-16 22:04:44,932 INFO L78 Accepts]: Start accepts. Automaton has 1993 states and 2638 transitions. Word has length 152 [2024-11-16 22:04:44,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:04:44,933 INFO L471 AbstractCegarLoop]: Abstraction has 1993 states and 2638 transitions. [2024-11-16 22:04:44,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-16 22:04:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2638 transitions. [2024-11-16 22:04:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-16 22:04:44,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:04:44,942 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:04:44,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 22:04:44,943 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-16 22:04:44,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:04:44,944 INFO L85 PathProgramCache]: Analyzing trace with hash 600963876, now seen corresponding path program 1 times [2024-11-16 22:04:44,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:04:44,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127367880] [2024-11-16 22:04:44,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:04:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:04:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 22:04:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 22:04:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 22:04:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 22:04:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 22:04:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 22:04:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 22:04:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 22:04:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 22:04:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 22:04:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 22:04:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:04:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 22:04:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 22:04:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:04:45,496 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-16 22:04:45,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:04:45,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127367880] [2024-11-16 22:04:45,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127367880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:04:45,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:04:45,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:04:45,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155171689] [2024-11-16 22:04:45,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:04:45,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:04:45,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:04:45,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:04:45,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:04:45,504 INFO L87 Difference]: Start difference. First operand 1993 states and 2638 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-16 22:04:48,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:52,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:04:56,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:01,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:01,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:05:01,999 INFO L93 Difference]: Finished difference Result 5838 states and 7770 transitions. [2024-11-16 22:05:01,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 22:05:02,000 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 153 [2024-11-16 22:05:02,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:05:02,027 INFO L225 Difference]: With dead ends: 5838 [2024-11-16 22:05:02,028 INFO L226 Difference]: Without dead ends: 3872 [2024-11-16 22:05:02,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 22:05:02,038 INFO L432 NwaCegarLoop]: 1238 mSDtfsCounter, 1604 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 916 mSolverCounterSat, 485 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1794 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 1403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 485 IncrementalHoareTripleChecker+Valid, 916 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2024-11-16 22:05:02,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1794 Valid, 3095 Invalid, 1403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [485 Valid, 916 Invalid, 2 Unknown, 0 Unchecked, 16.2s Time] [2024-11-16 22:05:02,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3872 states. [2024-11-16 22:05:02,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3872 to 3784. [2024-11-16 22:05:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3784 states, 2818 states have (on average 1.2253371185237758) internal successors, (3453), 2856 states have internal predecessors, (3453), 772 states have call successors, (772), 192 states have call predecessors, (772), 191 states have return successors, (768), 759 states have call predecessors, (768), 768 states have call successors, (768) [2024-11-16 22:05:02,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 3784 states and 4993 transitions. [2024-11-16 22:05:02,220 INFO L78 Accepts]: Start accepts. Automaton has 3784 states and 4993 transitions. Word has length 153 [2024-11-16 22:05:02,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:05:02,222 INFO L471 AbstractCegarLoop]: Abstraction has 3784 states and 4993 transitions. [2024-11-16 22:05:02,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-16 22:05:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 4993 transitions. [2024-11-16 22:05:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-16 22:05:02,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:05:02,228 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:05:02,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 22:05:02,228 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-16 22:05:02,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:05:02,228 INFO L85 PathProgramCache]: Analyzing trace with hash 6101942, now seen corresponding path program 1 times [2024-11-16 22:05:02,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:05:02,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304011204] [2024-11-16 22:05:02,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:05:02,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:05:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 22:05:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 22:05:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 22:05:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 22:05:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 22:05:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 22:05:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 22:05:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 22:05:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 22:05:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 22:05:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 22:05:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 22:05:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-16 22:05:02,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:05:02,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304011204] [2024-11-16 22:05:02,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304011204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:05:02,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:05:02,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:05:02,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934993705] [2024-11-16 22:05:02,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:05:02,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:05:02,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:05:02,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:05:02,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:05:02,677 INFO L87 Difference]: Start difference. First operand 3784 states and 4993 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-16 22:05:04,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:05,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:10,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:14,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:15,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:05:15,444 INFO L93 Difference]: Finished difference Result 9127 states and 12080 transitions. [2024-11-16 22:05:15,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 22:05:15,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 158 [2024-11-16 22:05:15,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:05:15,479 INFO L225 Difference]: With dead ends: 9127 [2024-11-16 22:05:15,480 INFO L226 Difference]: Without dead ends: 5370 [2024-11-16 22:05:15,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 22:05:15,496 INFO L432 NwaCegarLoop]: 1240 mSDtfsCounter, 1500 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 531 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1683 SdHoareTripleChecker+Valid, 3112 SdHoareTripleChecker+Invalid, 1459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 531 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-11-16 22:05:15,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1683 Valid, 3112 Invalid, 1459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [531 Valid, 926 Invalid, 2 Unknown, 0 Unchecked, 12.5s Time] [2024-11-16 22:05:15,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2024-11-16 22:05:15,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 5215. [2024-11-16 22:05:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5215 states, 3861 states have (on average 1.2157472157472158) internal successors, (4694), 3924 states have internal predecessors, (4694), 1074 states have call successors, (1074), 278 states have call predecessors, (1074), 277 states have return successors, (1070), 1048 states have call predecessors, (1070), 1070 states have call successors, (1070) [2024-11-16 22:05:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5215 states to 5215 states and 6838 transitions. [2024-11-16 22:05:15,768 INFO L78 Accepts]: Start accepts. Automaton has 5215 states and 6838 transitions. Word has length 158 [2024-11-16 22:05:15,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:05:15,770 INFO L471 AbstractCegarLoop]: Abstraction has 5215 states and 6838 transitions. [2024-11-16 22:05:15,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-16 22:05:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 5215 states and 6838 transitions. [2024-11-16 22:05:15,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-16 22:05:15,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:05:15,774 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:05:15,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 22:05:15,774 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-16 22:05:15,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:05:15,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1114249394, now seen corresponding path program 1 times [2024-11-16 22:05:15,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:05:15,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524545561] [2024-11-16 22:05:15,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:05:15,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:05:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:15,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 22:05:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 22:05:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 22:05:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 22:05:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 22:05:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 22:05:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 22:05:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 22:05:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 22:05:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 22:05:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 22:05:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 22:05:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 22:05:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 22:05:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-16 22:05:16,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:05:16,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524545561] [2024-11-16 22:05:16,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524545561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:05:16,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:05:16,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:05:16,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254324908] [2024-11-16 22:05:16,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:05:16,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:05:16,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:05:16,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:05:16,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:05:16,263 INFO L87 Difference]: Start difference. First operand 5215 states and 6838 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-16 22:05:19,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:22,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:28,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:32,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 22:05:32,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:05:32,425 INFO L93 Difference]: Finished difference Result 15351 states and 20487 transitions. [2024-11-16 22:05:32,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 22:05:32,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 166 [2024-11-16 22:05:32,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:05:32,486 INFO L225 Difference]: With dead ends: 15351 [2024-11-16 22:05:32,486 INFO L226 Difference]: Without dead ends: 10163 [2024-11-16 22:05:32,508 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 22:05:32,509 INFO L432 NwaCegarLoop]: 1263 mSDtfsCounter, 1682 mSDsluCounter, 1913 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 567 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1853 SdHoareTripleChecker+Valid, 3176 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 567 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2024-11-16 22:05:32,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1853 Valid, 3176 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [567 Valid, 902 Invalid, 1 Unknown, 0 Unchecked, 15.8s Time] [2024-11-16 22:05:32,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10163 states. [2024-11-16 22:05:32,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10163 to 9994. [2024-11-16 22:05:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9994 states, 7400 states have (on average 1.2177027027027028) internal successors, (9011), 7542 states have internal predecessors, (9011), 2054 states have call successors, (2054), 532 states have call predecessors, (2054), 537 states have return successors, (2398), 1973 states have call predecessors, (2398), 2050 states have call successors, (2398) [2024-11-16 22:05:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9994 states to 9994 states and 13463 transitions. [2024-11-16 22:05:32,952 INFO L78 Accepts]: Start accepts. Automaton has 9994 states and 13463 transitions. Word has length 166 [2024-11-16 22:05:32,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:05:32,953 INFO L471 AbstractCegarLoop]: Abstraction has 9994 states and 13463 transitions. [2024-11-16 22:05:32,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-16 22:05:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 9994 states and 13463 transitions. [2024-11-16 22:05:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-16 22:05:32,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:05:32,957 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 11, 11, 11, 11, 11, 11, 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] [2024-11-16 22:05:32,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 22:05:32,957 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-16 22:05:32,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:05:32,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1494540838, now seen corresponding path program 1 times [2024-11-16 22:05:32,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:05:32,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022068642] [2024-11-16 22:05:32,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:05:32,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:05:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 22:05:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-16 22:05:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-16 22:05:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 22:05:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-16 22:05:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-16 22:05:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 22:05:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 22:05:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-16 22:05:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-16 22:05:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-16 22:05:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 22:05:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 22:05:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 22:05:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 22:05:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:05:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-11-16 22:05:33,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:05:33,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022068642] [2024-11-16 22:05:33,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022068642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:05:33,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:05:33,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:05:33,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653639488] [2024-11-16 22:05:33,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:05:33,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:05:33,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:05:33,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:05:33,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:05:33,386 INFO L87 Difference]: Start difference. First operand 9994 states and 13463 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15)