./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-mutex_drivers-net-wireless-prism54-prism54.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 2bf48d35d7133b2e8327bc0634357c212875c286543fcf18078150bbf7eff020 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:24:48,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:24:48,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:24:48,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:24:48,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:24:48,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:24:48,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:24:48,901 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:24:48,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:24:48,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:24:48,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:24:48,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:24:48,905 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:24:48,905 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:24:48,906 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:24:48,906 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:24:48,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:24:48,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:24:48,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:24:48,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:24:48,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:24:48,909 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:24:48,910 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:24:48,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:24:48,916 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:24:48,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:48,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:24:48,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:24:48,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:24:48,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:24:48,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:24:48,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:24:48,919 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:24:48,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:24:48,920 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:24:48,921 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:24:48,921 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf48d35d7133b2e8327bc0634357c212875c286543fcf18078150bbf7eff020 [2023-11-06 22:24:49,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:24:49,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:24:49,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:24:49,196 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:24:49,197 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:24:49,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i [2023-11-06 22:24:52,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:24:53,305 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:24:53,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i [2023-11-06 22:24:53,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/data/beb860cda/a2aa3c5157554103b97a9d77e1ef5eba/FLAG2cf97038b [2023-11-06 22:24:53,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/data/beb860cda/a2aa3c5157554103b97a9d77e1ef5eba [2023-11-06 22:24:53,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:24:53,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:24:53,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:53,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:24:53,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:24:53,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:53" (1/1) ... [2023-11-06 22:24:53,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e11e455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:53, skipping insertion in model container [2023-11-06 22:24:53,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:53" (1/1) ... [2023-11-06 22:24:53,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:24:58,787 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469707,469720] [2023-11-06 22:24:58,793 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469873,469886] [2023-11-06 22:24:58,794 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470037,470050] [2023-11-06 22:24:58,795 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470202,470215] [2023-11-06 22:24:58,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:58,961 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:24:59,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5722] [2023-11-06 22:24:59,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5729] [2023-11-06 22:24:59,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5736] [2023-11-06 22:24:59,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5823] [2023-11-06 22:24:59,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5830] [2023-11-06 22:24:59,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5887-5888] [2023-11-06 22:24:59,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5921-5922] [2023-11-06 22:24:59,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6364] [2023-11-06 22:24:59,177 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6599] [2023-11-06 22:24:59,179 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6625] [2023-11-06 22:24:59,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6711] [2023-11-06 22:24:59,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6714] [2023-11-06 22:24:59,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6717] [2023-11-06 22:24:59,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6720] [2023-11-06 22:24:59,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6779-6780] [2023-11-06 22:24:59,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6912] [2023-11-06 22:24:59,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7005] [2023-11-06 22:24:59,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7045] [2023-11-06 22:24:59,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7132-7133] [2023-11-06 22:24:59,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7136-7137] [2023-11-06 22:24:59,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7140-7141] [2023-11-06 22:24:59,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7144-7145] [2023-11-06 22:24:59,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7190] [2023-11-06 22:24:59,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7283-7284] [2023-11-06 22:24:59,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7287-7288] [2023-11-06 22:24:59,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7291-7292] [2023-11-06 22:24:59,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (priv->mgmt_received): : "memory", "cc"); [7295-7296] [2023-11-06 22:24:59,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_38xx.c"), "i" (231), "i" (12UL)); [7530-7531] [2023-11-06 22:24:59,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_38xx.c"), "i" (236), "i" (12UL)); [7568-7569] [2023-11-06 22:24:59,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_38xx.c"), "i" (240), "i" (12UL)); [7581-7582] [2023-11-06 22:24:59,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_38xx.c"), "i" (245), "i" (12UL)); [7594-7595] [2023-11-06 22:24:59,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_38xx.c"), "i" (250), "i" (12UL)); [7608-7609] [2023-11-06 22:24:59,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_38xx.c"), "i" (253), "i" (12UL)); [7618-7619] [2023-11-06 22:24:59,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_ioctl.c"), "i" (376), "i" (12UL)); [8263-8264] [2023-11-06 22:24:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_ioctl.c"), "i" (2039), "i" (12UL)); [10504-10505] [2023-11-06 22:24:59,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/isl_ioctl.c"), "i" (2071), "i" (12UL)); [10563-10564] [2023-11-06 22:24:59,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [11991] [2023-11-06 22:24:59,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [11994] [2023-11-06 22:24:59,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [11997] [2023-11-06 22:24:59,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [12000] [2023-11-06 22:24:59,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [12034-12035] [2023-11-06 22:24:59,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [12040-12042] [2023-11-06 22:24:59,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [12078] [2023-11-06 22:24:59,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12302] [2023-11-06 22:24:59,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12306] [2023-11-06 22:24:59,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12310] [2023-11-06 22:24:59,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12355] [2023-11-06 22:24:59,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12374] [2023-11-06 22:24:59,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_dev.c"), "i" (144), "i" (12UL)); [12379-12380] [2023-11-06 22:24:59,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_dev.c"), "i" (147), "i" (12UL)); [12395-12396] [2023-11-06 22:24:59,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12409] [2023-11-06 22:24:59,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12413] [2023-11-06 22:24:59,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12417] [2023-11-06 22:24:59,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12625] [2023-11-06 22:24:59,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12629] [2023-11-06 22:24:59,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12633] [2023-11-06 22:24:59,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_dev.c"), "i" (957), "i" (12UL)); [13205-13206] [2023-11-06 22:24:59,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_dev.c"), "i" (958), "i" (12UL)); [13220-13221] [2023-11-06 22:24:59,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_dev.c"), "i" (959), "i" (12UL)); [13233-13234] [2023-11-06 22:24:59,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_hotplug.c"), "i" (221), "i" (12UL)); [13877-13878] [2023-11-06 22:24:59,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_hotplug.c"), "i" (263), "i" (12UL)); [13942-13943] [2023-11-06 22:24:59,565 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/islpci_hotplug.c"), "i" (288), "i" (12UL)); [13987-13988] [2023-11-06 22:24:59,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (342), "i" (12UL)); [15744-15745] [2023-11-06 22:24:59,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (411), "i" (12UL)); [15887-15888] [2023-11-06 22:24:59,614 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (427), "i" (12UL)); [15919-15920] [2023-11-06 22:24:59,614 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (428), "i" (12UL)); [15930-15931] [2023-11-06 22:24:59,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (488), "i" (12UL)); [16019-16020] [2023-11-06 22:24:59,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (527), "i" (12UL)); [16083-16084] [2023-11-06 22:24:59,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (528), "i" (12UL)); [16094-16095] [2023-11-06 22:24:59,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (566), "i" (12UL)); [16154-16155] [2023-11-06 22:24:59,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (602), "i" (12UL)); [16219-16220] [2023-11-06 22:24:59,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (629), "i" (12UL)); [16274-16275] [2023-11-06 22:24:59,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (630), "i" (12UL)); [16286-16287] [2023-11-06 22:24:59,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (639), "i" (12UL)); [16310-16311] [2023-11-06 22:24:59,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (640), "i" (12UL)); [16322-16323] [2023-11-06 22:24:59,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (641), "i" (12UL)); [16333-16334] [2023-11-06 22:24:59,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/prism54/oid_mgt.c"), "i" (899), "i" (12UL)); [16685-16686] [2023-11-06 22:24:59,666 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469707,469720] [2023-11-06 22:24:59,666 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469873,469886] [2023-11-06 22:24:59,668 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470037,470050] [2023-11-06 22:24:59,668 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470202,470215] [2023-11-06 22:24:59,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:59,996 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:24:59,996 WARN L672 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:24:59,996 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:24:59,996 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:25:00,004 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:25:00,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00 WrapperNode [2023-11-06 22:25:00,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:25:00,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:25:00,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:25:00,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:25:00,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:00,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:00,643 INFO L138 Inliner]: procedures = 538, calls = 6422, calls flagged for inlining = 274, calls inlined = 248, statements flattened = 9312 [2023-11-06 22:25:00,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:25:00,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:25:00,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:25:00,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:25:00,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:00,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:00,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:00,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:01,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:01,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:01,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:01,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:01,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:25:01,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:25:01,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:25:01,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:25:01,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (1/1) ... [2023-11-06 22:25:01,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:25:01,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:25:01,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:25:01,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c460044b-9b6a-4f88-83ea-62a5576acf45/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:25:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_islpci_acl [2023-11-06 22:25:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_islpci_acl [2023-11-06 22:25:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2023-11-06 22:25:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2023-11-06 22:25:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2023-11-06 22:25:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2023-11-06 22:25:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-06 22:25:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-06 22:25:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-06 22:25:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 22:25:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 22:25:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2023-11-06 22:25:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2023-11-06 22:25:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-06 22:25:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-06 22:25:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:25:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:25:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2023-11-06 22:25:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2023-11-06 22:25:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-06 22:25:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-06 22:25:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-06 22:25:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-06 22:25:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-06 22:25:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-06 22:25:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2023-11-06 22:25:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2023-11-06 22:25:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2023-11-06 22:25:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2023-11-06 22:25:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-06 22:25:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2023-11-06 22:25:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2023-11-06 22:25:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-06 22:25:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-06 22:25:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-06 22:25:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-06 22:25:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-06 22:25:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-06 22:25:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-06 22:25:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-06 22:25:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2023-11-06 22:25:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2023-11-06 22:25:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-06 22:25:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-06 22:25:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-06 22:25:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-06 22:25:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 22:25:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 22:25:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2023-11-06 22:25:01,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2023-11-06 22:25:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-06 22:25:01,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-06 22:25:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:25:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wpa_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wpa_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure send_simple_event [2023-11-06 22:25:01,357 INFO L138 BoogieDeclarations]: Found implementation of procedure send_simple_event [2023-11-06 22:25:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-06 22:25:01,358 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-06 22:25:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-06 22:25:01,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-06 22:25:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure send_formatted_event [2023-11-06 22:25:01,359 INFO L138 BoogieDeclarations]: Found implementation of procedure send_formatted_event [2023-11-06 22:25:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2023-11-06 22:25:01,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2023-11-06 22:25:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-06 22:25:01,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-06 22:25:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:25:01,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:25:01,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:25:01,363 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2023-11-06 22:25:01,364 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2023-11-06 22:25:01,364 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-06 22:25:01,365 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-06 22:25:01,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-06 22:25:01,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-06 22:25:01,366 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2023-11-06 22:25:01,366 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2023-11-06 22:25:01,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:25:01,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-06 22:25:01,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-06 22:25:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:25:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-06 22:25:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-06 22:25:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:25:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:25:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-06 22:25:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-06 22:25:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-06 22:25:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-06 22:25:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_open [2023-11-06 22:25:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_open [2023-11-06 22:25:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_resume [2023-11-06 22:25:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_resume [2023-11-06 22:25:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-06 22:25:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-06 22:25:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:25:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-06 22:25:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-06 22:25:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-06 22:25:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-06 22:25:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-11-06 22:25:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-11-06 22:25:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-06 22:25:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-06 22:25:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:25:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-06 22:25:01,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-06 22:25:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-06 22:25:01,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-06 22:25:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:25:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 22:25:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:25:01,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:25:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_stats_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_stats_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-06 22:25:01,376 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-06 22:25:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-06 22:25:01,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-06 22:25:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-06 22:25:01,376 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-06 22:25:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wpa_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wpa_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-06 22:25:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-06 22:25:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-06 22:25:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-06 22:25:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-11-06 22:25:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-11-06 22:25:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-06 22:25:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-06 22:25:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-06 22:25:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-06 22:25:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_prism54_module_exit_12_2 [2023-11-06 22:25:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_prism54_module_exit_12_2 [2023-11-06 22:25:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-06 22:25:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-06 22:25:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-06 22:25:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-06 22:25:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:25:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:25:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2023-11-06 22:25:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2023-11-06 22:25:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-06 22:25:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-06 22:25:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-06 22:25:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-06 22:25:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2023-11-06 22:25:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2023-11-06 22:25:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_wpa_bss_ie_get [2023-11-06 22:25:01,380 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_wpa_bss_ie_get [2023-11-06 22:25:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:25:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:25:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:25:01,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:25:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-06 22:25:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-06 22:25:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure handle_request [2023-11-06 22:25:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_request [2023-11-06 22:25:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2023-11-06 22:25:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2023-11-06 22:25:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_stats_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_stats_lock_of_NOT_ARG_SIGN [2023-11-06 22:25:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-06 22:25:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-06 22:25:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 22:25:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 22:25:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-06 22:25:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-06 22:25:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-06 22:25:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-06 22:25:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-06 22:25:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-06 22:25:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-06 22:25:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-06 22:25:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:25:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 22:25:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 22:25:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2023-11-06 22:25:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2023-11-06 22:25:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-11-06 22:25:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-11-06 22:25:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:25:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_varlen [2023-11-06 22:25:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_varlen [2023-11-06 22:25:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-11-06 22:25:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-11-06 22:25:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2023-11-06 22:25:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2023-11-06 22:25:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:25:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_close [2023-11-06 22:25:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_close [2023-11-06 22:25:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:25:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:25:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-06 22:25:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-06 22:25:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_get_request [2023-11-06 22:25:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_get_request [2023-11-06 22:25:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-06 22:25:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-06 22:25:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-06 22:25:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-06 22:25:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-06 22:25:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-06 22:25:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-06 22:25:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-06 22:25:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2023-11-06 22:25:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2023-11-06 22:25:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2023-11-06 22:25:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2023-11-06 22:25:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-06 22:25:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-06 22:25:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-06 22:25:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-06 22:25:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-06 22:25:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-06 22:25:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-06 22:25:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-06 22:25:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-06 22:25:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-06 22:25:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2023-11-06 22:25:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2023-11-06 22:25:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-06 22:25:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-06 22:25:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-06 22:25:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-06 22:25:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-06 22:25:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-06 22:25:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-06 22:25:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-06 22:25:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2023-11-06 22:25:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2023-11-06 22:25:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2023-11-06 22:25:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2023-11-06 22:25:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 22:25:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 22:25:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-06 22:25:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-06 22:25:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2023-11-06 22:25:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2023-11-06 22:25:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:25:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-06 22:25:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-06 22:25:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-06 22:25:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-06 22:25:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:25:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:25:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2023-11-06 22:25:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2023-11-06 22:25:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_islpci_acl [2023-11-06 22:25:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_islpci_acl [2023-11-06 22:25:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2023-11-06 22:25:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2023-11-06 22:25:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-06 22:25:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-06 22:25:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2023-11-06 22:25:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2023-11-06 22:25:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-11-06 22:25:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-11-06 22:25:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-06 22:25:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-06 22:25:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-06 22:25:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-06 22:25:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-06 22:25:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-06 22:25:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2023-11-06 22:25:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2023-11-06 22:25:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2023-11-06 22:25:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2023-11-06 22:25:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_islpci_acl [2023-11-06 22:25:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_islpci_acl [2023-11-06 22:25:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-06 22:25:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-06 22:25:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-06 22:25:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-06 22:25:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:25:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-06 22:25:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-06 22:25:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-06 22:25:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-06 22:25:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2023-11-06 22:25:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2023-11-06 22:25:02,622 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:25:02,627 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:25:03,239 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:25:15,101 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-06 22:25:15,652 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:25:15,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:25:15,686 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-06 22:25:15,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:15 BoogieIcfgContainer [2023-11-06 22:25:15,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:25:15,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:25:15,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:25:15,700 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:25:15,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:24:53" (1/3) ... [2023-11-06 22:25:15,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@222b192e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:25:15, skipping insertion in model container [2023-11-06 22:25:15,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:00" (2/3) ... [2023-11-06 22:25:15,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@222b192e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:25:15, skipping insertion in model container [2023-11-06 22:25:15,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:15" (3/3) ... [2023-11-06 22:25:15,705 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i [2023-11-06 22:25:15,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:25:15,727 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-06 22:25:15,931 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:25:15,939 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@15031067, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:25:15,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-06 22:25:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 2626 states, 1809 states have (on average 1.3023770038695412) internal successors, (2356), 1859 states have internal predecessors, (2356), 682 states have call successors, (682), 132 states have call predecessors, (682), 131 states have return successors, (676), 657 states have call predecessors, (676), 676 states have call successors, (676) [2023-11-06 22:25:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:25:16,035 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:16,036 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:16,037 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:25:16,042 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:16,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1713262950, now seen corresponding path program 1 times [2023-11-06 22:25:16,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:16,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710281968] [2023-11-06 22:25:16,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:16,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:25:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:25:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:25:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:25:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:25:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:25:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:25:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:25:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:18,687 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-06 22:25:18,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:18,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710281968] [2023-11-06 22:25:18,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710281968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:18,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:18,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:25:18,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37260256] [2023-11-06 22:25:18,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:18,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:25:18,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:18,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:25:18,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:25:18,752 INFO L87 Difference]: Start difference. First operand has 2626 states, 1809 states have (on average 1.3023770038695412) internal successors, (2356), 1859 states have internal predecessors, (2356), 682 states have call successors, (682), 132 states have call predecessors, (682), 131 states have return successors, (676), 657 states have call predecessors, (676), 676 states have call successors, (676) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-06 22:25:29,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:29,660 INFO L93 Difference]: Finished difference Result 7907 states and 11585 transitions. [2023-11-06 22:25:29,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:25:29,664 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 94 [2023-11-06 22:25:29,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:29,737 INFO L225 Difference]: With dead ends: 7907 [2023-11-06 22:25:29,737 INFO L226 Difference]: Without dead ends: 5282 [2023-11-06 22:25:29,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:25:29,779 INFO L413 NwaCegarLoop]: 2706 mSDtfsCounter, 4586 mSDsluCounter, 3745 mSDsCounter, 0 mSdLazyCounter, 2976 mSolverCounterSat, 1715 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5154 SdHoareTripleChecker+Valid, 6451 SdHoareTripleChecker+Invalid, 4691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1715 IncrementalHoareTripleChecker+Valid, 2976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:29,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5154 Valid, 6451 Invalid, 4691 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1715 Valid, 2976 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2023-11-06 22:25:29,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5282 states. [2023-11-06 22:25:30,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5282 to 5088. [2023-11-06 22:25:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5088 states, 3509 states have (on average 1.2704474209176404) internal successors, (4458), 3607 states have internal predecessors, (4458), 1317 states have call successors, (1317), 259 states have call predecessors, (1317), 258 states have return successors, (1313), 1275 states have call predecessors, (1313), 1313 states have call successors, (1313) [2023-11-06 22:25:30,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5088 states to 5088 states and 7088 transitions. [2023-11-06 22:25:30,373 INFO L78 Accepts]: Start accepts. Automaton has 5088 states and 7088 transitions. Word has length 94 [2023-11-06 22:25:30,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:30,377 INFO L495 AbstractCegarLoop]: Abstraction has 5088 states and 7088 transitions. [2023-11-06 22:25:30,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-06 22:25:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 5088 states and 7088 transitions. [2023-11-06 22:25:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:25:30,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:30,390 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:30,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:25:30,391 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:25:30,391 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:30,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1361690538, now seen corresponding path program 1 times [2023-11-06 22:25:30,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:30,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430496920] [2023-11-06 22:25:30,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:30,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:25:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:25:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:31,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:25:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:25:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:31,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:25:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:25:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:25:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 22:25:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-06 22:25:32,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:32,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430496920] [2023-11-06 22:25:32,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430496920] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:32,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:32,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:25:32,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829478453] [2023-11-06 22:25:32,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:32,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:25:32,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:32,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:25:32,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:25:32,165 INFO L87 Difference]: Start difference. First operand 5088 states and 7088 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-06 22:25:42,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:42,581 INFO L93 Difference]: Finished difference Result 12965 states and 18154 transitions. [2023-11-06 22:25:42,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:25:42,582 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 95 [2023-11-06 22:25:42,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:42,656 INFO L225 Difference]: With dead ends: 12965 [2023-11-06 22:25:42,656 INFO L226 Difference]: Without dead ends: 7894 [2023-11-06 22:25:42,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:25:42,691 INFO L413 NwaCegarLoop]: 2713 mSDtfsCounter, 4545 mSDsluCounter, 3808 mSDsCounter, 0 mSdLazyCounter, 2951 mSolverCounterSat, 1740 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5113 SdHoareTripleChecker+Valid, 6521 SdHoareTripleChecker+Invalid, 4691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1740 IncrementalHoareTripleChecker+Valid, 2951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:42,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5113 Valid, 6521 Invalid, 4691 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1740 Valid, 2951 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2023-11-06 22:25:42,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7894 states. [2023-11-06 22:25:43,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7894 to 7590. [2023-11-06 22:25:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 5235 states have (on average 1.2681948424068767) internal successors, (6639), 5384 states have internal predecessors, (6639), 1962 states have call successors, (1962), 390 states have call predecessors, (1962), 389 states have return successors, (1958), 1896 states have call predecessors, (1958), 1958 states have call successors, (1958) [2023-11-06 22:25:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 10559 transitions. [2023-11-06 22:25:43,345 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 10559 transitions. Word has length 95 [2023-11-06 22:25:43,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:43,347 INFO L495 AbstractCegarLoop]: Abstraction has 7590 states and 10559 transitions. [2023-11-06 22:25:43,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-06 22:25:43,349 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 10559 transitions. [2023-11-06 22:25:43,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 22:25:43,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:43,356 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:43,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:25:43,357 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:25:43,357 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:43,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1938540271, now seen corresponding path program 1 times [2023-11-06 22:25:43,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:43,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492284618] [2023-11-06 22:25:43,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:43,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:25:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:25:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:25:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:25:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:25:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:25:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:45,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:25:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-06 22:25:46,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:46,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492284618] [2023-11-06 22:25:46,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492284618] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:46,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:46,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:25:46,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518711503] [2023-11-06 22:25:46,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:46,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:25:46,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:46,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:25:46,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:25:46,034 INFO L87 Difference]: Start difference. First operand 7590 states and 10559 transitions. Second operand has 7 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:26:03,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:03,783 INFO L93 Difference]: Finished difference Result 23526 states and 32824 transitions. [2023-11-06 22:26:03,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:26:03,784 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 97 [2023-11-06 22:26:03,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:03,971 INFO L225 Difference]: With dead ends: 23526 [2023-11-06 22:26:03,971 INFO L226 Difference]: Without dead ends: 15953 [2023-11-06 22:26:04,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:26:04,031 INFO L413 NwaCegarLoop]: 2737 mSDtfsCounter, 12661 mSDsluCounter, 5854 mSDsCounter, 0 mSdLazyCounter, 6495 mSolverCounterSat, 5331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13686 SdHoareTripleChecker+Valid, 8591 SdHoareTripleChecker+Invalid, 11826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5331 IncrementalHoareTripleChecker+Valid, 6495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:04,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13686 Valid, 8591 Invalid, 11826 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5331 Valid, 6495 Invalid, 0 Unknown, 0 Unchecked, 16.2s Time] [2023-11-06 22:26:04,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15953 states. [2023-11-06 22:26:05,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15953 to 15253. [2023-11-06 22:26:05,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15253 states, 10591 states have (on average 1.2725899348503447) internal successors, (13478), 10919 states have internal predecessors, (13478), 3812 states have call successors, (3812), 851 states have call predecessors, (3812), 846 states have return successors, (3808), 3656 states have call predecessors, (3808), 3808 states have call successors, (3808) [2023-11-06 22:26:05,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15253 states to 15253 states and 21098 transitions. [2023-11-06 22:26:05,328 INFO L78 Accepts]: Start accepts. Automaton has 15253 states and 21098 transitions. Word has length 97 [2023-11-06 22:26:05,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:05,331 INFO L495 AbstractCegarLoop]: Abstraction has 15253 states and 21098 transitions. [2023-11-06 22:26:05,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:26:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 15253 states and 21098 transitions. [2023-11-06 22:26:05,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:26:05,339 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:05,339 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:05,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:26:05,340 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:26:05,341 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:05,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1943752001, now seen corresponding path program 1 times [2023-11-06 22:26:05,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:05,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145346256] [2023-11-06 22:26:05,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:05,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:26:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:26:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:26:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:26:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:26:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:26:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-06 22:26:06,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:06,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145346256] [2023-11-06 22:26:06,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145346256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:06,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:06,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:26:06,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820244919] [2023-11-06 22:26:06,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:06,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:26:06,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:06,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:26:06,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:26:06,265 INFO L87 Difference]: Start difference. First operand 15253 states and 21098 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:26:14,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:14,824 INFO L93 Difference]: Finished difference Result 38995 states and 53984 transitions. [2023-11-06 22:26:14,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:26:14,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 103 [2023-11-06 22:26:14,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:14,979 INFO L225 Difference]: With dead ends: 38995 [2023-11-06 22:26:14,979 INFO L226 Difference]: Without dead ends: 23759 [2023-11-06 22:26:15,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:26:15,053 INFO L413 NwaCegarLoop]: 2693 mSDtfsCounter, 4403 mSDsluCounter, 3769 mSDsCounter, 0 mSdLazyCounter, 2923 mSolverCounterSat, 1709 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4944 SdHoareTripleChecker+Valid, 6462 SdHoareTripleChecker+Invalid, 4632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1709 IncrementalHoareTripleChecker+Valid, 2923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:15,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4944 Valid, 6462 Invalid, 4632 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1709 Valid, 2923 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2023-11-06 22:26:15,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23759 states. [2023-11-06 22:26:16,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23759 to 22774. [2023-11-06 22:26:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22774 states, 15876 states have (on average 1.2674477198286722) internal successors, (20122), 16336 states have internal predecessors, (20122), 5578 states have call successors, (5578), 1331 states have call predecessors, (5578), 1316 states have return successors, (5580), 5352 states have call predecessors, (5580), 5574 states have call successors, (5580) [2023-11-06 22:26:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22774 states to 22774 states and 31280 transitions. [2023-11-06 22:26:16,731 INFO L78 Accepts]: Start accepts. Automaton has 22774 states and 31280 transitions. Word has length 103 [2023-11-06 22:26:16,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:16,731 INFO L495 AbstractCegarLoop]: Abstraction has 22774 states and 31280 transitions. [2023-11-06 22:26:16,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:26:16,732 INFO L276 IsEmpty]: Start isEmpty. Operand 22774 states and 31280 transitions. [2023-11-06 22:26:16,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-06 22:26:16,738 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:16,738 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:16,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:26:16,739 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:26:16,740 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:16,740 INFO L85 PathProgramCache]: Analyzing trace with hash -688238305, now seen corresponding path program 1 times [2023-11-06 22:26:16,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:16,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736494463] [2023-11-06 22:26:16,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:16,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:26:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:26:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:26:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:26:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:26:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:26:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-06 22:26:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:26:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:26:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:26:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-06 22:26:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:17,862 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-06 22:26:17,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:17,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736494463] [2023-11-06 22:26:17,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736494463] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:17,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:17,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:26:17,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383718621] [2023-11-06 22:26:17,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:17,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:26:17,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:17,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:26:17,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:26:17,866 INFO L87 Difference]: Start difference. First operand 22774 states and 31280 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-06 22:26:27,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:27,892 INFO L93 Difference]: Finished difference Result 67827 states and 93783 transitions. [2023-11-06 22:26:27,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:26:27,893 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 171 [2023-11-06 22:26:27,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:28,176 INFO L225 Difference]: With dead ends: 67827 [2023-11-06 22:26:28,176 INFO L226 Difference]: Without dead ends: 45699 [2023-11-06 22:26:28,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:26:28,287 INFO L413 NwaCegarLoop]: 3495 mSDtfsCounter, 4259 mSDsluCounter, 4302 mSDsCounter, 0 mSdLazyCounter, 3379 mSolverCounterSat, 1487 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4819 SdHoareTripleChecker+Valid, 7797 SdHoareTripleChecker+Invalid, 4866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1487 IncrementalHoareTripleChecker+Valid, 3379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:28,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4819 Valid, 7797 Invalid, 4866 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1487 Valid, 3379 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-11-06 22:26:28,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45699 states. [2023-11-06 22:26:31,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45699 to 43856. [2023-11-06 22:26:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43856 states, 30536 states have (on average 1.2674220592088028) internal successors, (38702), 31388 states have internal predecessors, (38702), 10778 states have call successors, (10778), 2559 states have call predecessors, (10778), 2538 states have return successors, (10786), 10392 states have call predecessors, (10786), 10774 states have call successors, (10786) [2023-11-06 22:26:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43856 states to 43856 states and 60266 transitions. [2023-11-06 22:26:31,596 INFO L78 Accepts]: Start accepts. Automaton has 43856 states and 60266 transitions. Word has length 171 [2023-11-06 22:26:31,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:31,597 INFO L495 AbstractCegarLoop]: Abstraction has 43856 states and 60266 transitions. [2023-11-06 22:26:31,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-06 22:26:31,598 INFO L276 IsEmpty]: Start isEmpty. Operand 43856 states and 60266 transitions. [2023-11-06 22:26:31,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-06 22:26:31,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:31,602 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:31,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:26:31,603 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:26:31,603 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:31,603 INFO L85 PathProgramCache]: Analyzing trace with hash -547689695, now seen corresponding path program 1 times [2023-11-06 22:26:31,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:31,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615122690] [2023-11-06 22:26:31,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:31,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:34,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:26:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:34,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:34,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:26:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:34,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:26:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:26:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:26:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:26:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-06 22:26:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:26:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:26:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:26:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-06 22:26:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2023-11-06 22:26:35,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:35,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615122690] [2023-11-06 22:26:35,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615122690] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:35,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:35,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:26:35,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637542612] [2023-11-06 22:26:35,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:35,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:26:35,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:35,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:26:35,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:26:35,446 INFO L87 Difference]: Start difference. First operand 43856 states and 60266 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 22:26:43,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:43,963 INFO L93 Difference]: Finished difference Result 45699 states and 63295 transitions. [2023-11-06 22:26:43,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:26:43,964 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 171 [2023-11-06 22:26:43,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:44,332 INFO L225 Difference]: With dead ends: 45699 [2023-11-06 22:26:44,332 INFO L226 Difference]: Without dead ends: 45697 [2023-11-06 22:26:44,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:26:44,358 INFO L413 NwaCegarLoop]: 2685 mSDtfsCounter, 3753 mSDsluCounter, 6091 mSDsCounter, 0 mSdLazyCounter, 4253 mSolverCounterSat, 1155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4183 SdHoareTripleChecker+Valid, 8776 SdHoareTripleChecker+Invalid, 5408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1155 IncrementalHoareTripleChecker+Valid, 4253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:44,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4183 Valid, 8776 Invalid, 5408 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1155 Valid, 4253 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2023-11-06 22:26:44,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45697 states. [2023-11-06 22:26:47,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45697 to 43860. [2023-11-06 22:26:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43860 states, 30539 states have (on average 1.267395788991126) internal successors, (38705), 31391 states have internal predecessors, (38705), 10778 states have call successors, (10778), 2560 states have call predecessors, (10778), 2539 states have return successors, (10786), 10392 states have call predecessors, (10786), 10774 states have call successors, (10786) [2023-11-06 22:26:48,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43860 states to 43860 states and 60269 transitions. [2023-11-06 22:26:48,364 INFO L78 Accepts]: Start accepts. Automaton has 43860 states and 60269 transitions. Word has length 171 [2023-11-06 22:26:48,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:48,365 INFO L495 AbstractCegarLoop]: Abstraction has 43860 states and 60269 transitions. [2023-11-06 22:26:48,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 22:26:48,366 INFO L276 IsEmpty]: Start isEmpty. Operand 43860 states and 60269 transitions. [2023-11-06 22:26:48,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-06 22:26:48,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:48,373 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:48,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:26:48,374 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:26:48,375 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:48,375 INFO L85 PathProgramCache]: Analyzing trace with hash 380443754, now seen corresponding path program 1 times [2023-11-06 22:26:48,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:48,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036979933] [2023-11-06 22:26:48,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:48,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:26:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:26:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:26:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:26:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:50,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:26:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:26:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-06 22:26:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:26:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:26:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:26:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:26:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:26:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:26:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:26:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-06 22:26:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-06 22:26:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:51,347 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2023-11-06 22:26:51,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:51,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036979933] [2023-11-06 22:26:51,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036979933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:51,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:51,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:26:51,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438298131] [2023-11-06 22:26:51,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:51,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:26:51,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:51,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:26:51,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:26:51,352 INFO L87 Difference]: Start difference. First operand 43860 states and 60269 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:27:00,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:00,044 INFO L93 Difference]: Finished difference Result 45703 states and 63298 transitions. [2023-11-06 22:27:00,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:27:00,044 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 176 [2023-11-06 22:27:00,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:00,258 INFO L225 Difference]: With dead ends: 45703 [2023-11-06 22:27:00,258 INFO L226 Difference]: Without dead ends: 45701 [2023-11-06 22:27:00,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:27:00,284 INFO L413 NwaCegarLoop]: 2690 mSDtfsCounter, 3745 mSDsluCounter, 6106 mSDsCounter, 0 mSdLazyCounter, 4256 mSolverCounterSat, 1154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4171 SdHoareTripleChecker+Valid, 8796 SdHoareTripleChecker+Invalid, 5410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1154 IncrementalHoareTripleChecker+Valid, 4256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:00,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4171 Valid, 8796 Invalid, 5410 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1154 Valid, 4256 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2023-11-06 22:27:00,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45701 states. [2023-11-06 22:27:03,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45701 to 43864. [2023-11-06 22:27:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43864 states, 30542 states have (on average 1.2673695239342544) internal successors, (38708), 31394 states have internal predecessors, (38708), 10778 states have call successors, (10778), 2561 states have call predecessors, (10778), 2540 states have return successors, (10786), 10392 states have call predecessors, (10786), 10774 states have call successors, (10786) [2023-11-06 22:27:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43864 states to 43864 states and 60272 transitions. [2023-11-06 22:27:03,737 INFO L78 Accepts]: Start accepts. Automaton has 43864 states and 60272 transitions. Word has length 176 [2023-11-06 22:27:03,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:03,738 INFO L495 AbstractCegarLoop]: Abstraction has 43864 states and 60272 transitions. [2023-11-06 22:27:03,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:27:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 43864 states and 60272 transitions. [2023-11-06 22:27:03,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-06 22:27:03,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:03,748 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:03,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:27:03,749 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:27:03,749 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:03,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1128241023, now seen corresponding path program 1 times [2023-11-06 22:27:03,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:03,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132135689] [2023-11-06 22:27:03,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:03,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:27:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:27:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:27:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:27:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:27:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:27:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:27:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-06 22:27:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:27:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:27:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:27:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:27:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:27:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:27:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-06 22:27:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-06 22:27:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 22:27:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2023-11-06 22:27:06,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:06,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132135689] [2023-11-06 22:27:06,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132135689] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:06,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:06,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:27:06,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705244190] [2023-11-06 22:27:06,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:06,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:27:06,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:06,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:27:06,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:27:06,731 INFO L87 Difference]: Start difference. First operand 43864 states and 60272 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-06 22:27:20,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:20,368 INFO L93 Difference]: Finished difference Result 89457 states and 124375 transitions. [2023-11-06 22:27:20,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:27:20,369 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 181 [2023-11-06 22:27:20,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:20,815 INFO L225 Difference]: With dead ends: 89457 [2023-11-06 22:27:20,815 INFO L226 Difference]: Without dead ends: 89455 [2023-11-06 22:27:20,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:27:20,853 INFO L413 NwaCegarLoop]: 2878 mSDtfsCounter, 4497 mSDsluCounter, 8765 mSDsCounter, 0 mSdLazyCounter, 5942 mSolverCounterSat, 1688 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5053 SdHoareTripleChecker+Valid, 11643 SdHoareTripleChecker+Invalid, 7630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1688 IncrementalHoareTripleChecker+Valid, 5942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:20,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5053 Valid, 11643 Invalid, 7630 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1688 Valid, 5942 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-06 22:27:20,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89455 states. [2023-11-06 22:27:26,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89455 to 86210. [2023-11-06 22:27:26,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86210 states, 60044 states have (on average 1.2687529145293452) internal successors, (76181), 61820 states have internal predecessors, (76181), 21212 states have call successors, (21212), 5004 states have call predecessors, (21212), 4950 states have return successors, (21700), 20325 states have call predecessors, (21700), 21204 states have call successors, (21700) [2023-11-06 22:27:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86210 states to 86210 states and 119093 transitions. [2023-11-06 22:27:27,595 INFO L78 Accepts]: Start accepts. Automaton has 86210 states and 119093 transitions. Word has length 181 [2023-11-06 22:27:27,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:27,615 INFO L495 AbstractCegarLoop]: Abstraction has 86210 states and 119093 transitions. [2023-11-06 22:27:27,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-06 22:27:27,615 INFO L276 IsEmpty]: Start isEmpty. Operand 86210 states and 119093 transitions. [2023-11-06 22:27:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-06 22:27:27,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:27,652 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:27,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:27:27,653 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-06 22:27:27,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:27,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1036440950, now seen corresponding path program 1 times [2023-11-06 22:27:27,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:27,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271085296] [2023-11-06 22:27:27,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:27,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:27:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:27:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:27:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:27:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:27:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:27:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:27:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-06 22:27:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:27:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:27:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-06 22:27:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:27:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:27:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:27:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:27:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-06 22:27:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-06 22:27:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 22:27:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-06 22:27:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2023-11-06 22:27:30,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:30,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271085296] [2023-11-06 22:27:30,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271085296] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:30,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:30,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:27:30,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269220793] [2023-11-06 22:27:30,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:30,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:27:30,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:30,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:27:30,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:27:30,434 INFO L87 Difference]: Start difference. First operand 86210 states and 119093 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-06 22:27:49,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:49,200 INFO L93 Difference]: Finished difference Result 177997 states and 250105 transitions. [2023-11-06 22:27:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:27:49,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 186 [2023-11-06 22:27:49,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:50,601 INFO L225 Difference]: With dead ends: 177997 [2023-11-06 22:27:50,601 INFO L226 Difference]: Without dead ends: 177995 [2023-11-06 22:27:50,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:27:50,681 INFO L413 NwaCegarLoop]: 2883 mSDtfsCounter, 4617 mSDsluCounter, 8859 mSDsCounter, 0 mSdLazyCounter, 5794 mSolverCounterSat, 1721 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5181 SdHoareTripleChecker+Valid, 11742 SdHoareTripleChecker+Invalid, 7515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1721 IncrementalHoareTripleChecker+Valid, 5794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:50,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5181 Valid, 11742 Invalid, 7515 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1721 Valid, 5794 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2023-11-06 22:27:50,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177995 states.