./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 305adfe9b86cb4e00a7cfddc6d47ac7e9e3c596433cf28e73876734bde779129 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:45:28,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:45:28,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 19:45:28,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:45:28,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:45:28,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:45:28,428 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:45:28,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:45:28,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:45:28,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:45:28,430 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:45:28,431 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:45:28,431 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:45:28,432 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:45:28,432 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:45:28,433 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:45:28,434 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:45:28,434 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:45:28,435 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:45:28,435 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:45:28,436 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:45:28,436 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:45:28,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:45:28,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:45:28,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:45:28,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:45:28,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:45:28,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:45:28,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:45:28,441 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:45:28,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:45:28,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:45:28,442 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:45:28,442 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:45:28,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:45:28,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:45:28,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:45:28,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:45:28,443 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:45:28,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:45:28,443 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:45:28,444 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:45:28,444 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:45:28,444 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:45:28,444 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 305adfe9b86cb4e00a7cfddc6d47ac7e9e3c596433cf28e73876734bde779129 [2023-12-02 19:45:28,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:45:28,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:45:28,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:45:28,686 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:45:28,686 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:45:28,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2023-12-02 19:45:31,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:45:32,126 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:45:32,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2023-12-02 19:45:32,206 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/data/3b5bc7f74/bcb5c5e15a8842349fcba523a3b64ad4/FLAGd7fa55e61 [2023-12-02 19:45:32,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/data/3b5bc7f74/bcb5c5e15a8842349fcba523a3b64ad4 [2023-12-02 19:45:32,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:45:32,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:45:32,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:45:32,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:45:32,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:45:32,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:45:32" (1/1) ... [2023-12-02 19:45:32,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46794d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:32, skipping insertion in model container [2023-12-02 19:45:32,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:45:32" (1/1) ... [2023-12-02 19:45:32,585 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:45:43,129 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_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i[972817,972830] [2023-12-02 19:45:43,134 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_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i[972962,972975] [2023-12-02 19:45:43,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:45:43,371 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:45:43,482 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"); [5601] [2023-12-02 19:45:43,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5729] [2023-12-02 19:45:43,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5736] [2023-12-02 19:45:43,556 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/media/pci/bt8xx/bttv-driver.c"), "i" (1152), "i" (12UL)); [6967-6968] [2023-12-02 19:45:43,557 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/media/pci/bt8xx/bttv-driver.c"), "i" (1153), "i" (12UL)); [6978-6979] [2023-12-02 19:45:43,825 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/media/pci/bt8xx/bttv-driver.c"), "i" (2007), "i" (12UL)); [8223-8224] [2023-12-02 19:45:43,825 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/media/pci/bt8xx/bttv-driver.c"), "i" (2007), "i" (12UL)); [8233-8234] [2023-12-02 19:45:43,831 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/media/pci/bt8xx/bttv-driver.c"), "i" (2152), "i" (12UL)); [8403-8404] [2023-12-02 19:45:43,833 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/media/pci/bt8xx/bttv-driver.c"), "i" (2216), "i" (12UL)); [8519-8520] [2023-12-02 19:45:43,835 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/media/pci/bt8xx/bttv-driver.c"), "i" (2258), "i" (12UL)); [8575-8576] [2023-12-02 19:45:43,836 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/media/pci/bt8xx/bttv-driver.c"), "i" (2275), "i" (12UL)); [8608-8609] [2023-12-02 19:45:43,916 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/media/pci/bt8xx/bttv-driver.c"), "i" (2930), "i" (12UL)); [9604-9605] [2023-12-02 19:45:44,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [27595] [2023-12-02 19:45:44,361 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [27598] [2023-12-02 19:45:44,361 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [27601] [2023-12-02 19:45:44,362 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [27604] [2023-12-02 19:45:44,367 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/media/pci/bt8xx/bttv-risc.c"), "i" (121), "i" (12UL)); [27760-27761] [2023-12-02 19:45:44,373 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/media/pci/bt8xx/bttv-risc.c"), "i" (241), "i" (12UL)); [27962-27963] [2023-12-02 19:45:44,378 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/media/pci/bt8xx/bttv-risc.c"), "i" (328), "i" (12UL)); [28107-28108] [2023-12-02 19:45:44,400 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/media/pci/bt8xx/bttv-risc.c"), "i" (585), "i" (12UL)); [28430-28431] [2023-12-02 19:45:44,419 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/media/pci/bt8xx/bttv-risc.c"), "i" (749), "i" (12UL)); [28691-28692] [2023-12-02 19:45:44,427 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/media/pci/bt8xx/bttv-risc.c"), "i" (840), "i" (12UL)); [28780-28781] [2023-12-02 19:45:44,433 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/media/pci/bt8xx/bttv-risc.c"), "i" (895), "i" (12UL)); [28868-28869] [2023-12-02 19:45:44,459 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/media/pci/bt8xx/bttv-vbi.c"), "i" (265), "i" (12UL)); [29203-29204] [2023-12-02 19:45:44,474 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/media/pci/bt8xx/bttv-vbi.c"), "i" (445), "i" (12UL)); [29389-29390] [2023-12-02 19:45:44,475 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/media/pci/bt8xx/bttv-vbi.c"), "i" (446), "i" (12UL)); [29400-29401] [2023-12-02 19:45:44,571 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_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i[972817,972830] [2023-12-02 19:45:44,572 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_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i[972962,972975] [2023-12-02 19:45:44,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:45:45,149 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:45:45,150 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:45:45,150 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:45:45,150 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 19:45:45,158 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:45:45,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45 WrapperNode [2023-12-02 19:45:45,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:45:45,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:45:45,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:45:45,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:45:45,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:45,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:46,964 INFO L138 Inliner]: procedures = 1010, calls = 19270, calls flagged for inlining = 604, calls inlined = 594, statements flattened = 33894 [2023-12-02 19:45:46,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:45:46,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:45:46,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:45:46,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:45:46,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:46,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:47,412 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:47,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:49,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:49,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:49,449 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:49,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:49,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:45:49,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:45:49,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:45:49,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:45:49,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (1/1) ... [2023-12-02 19:45:49,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:45:49,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:45:49,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:45:49,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ba2c2f-3476-4c17-9ab1-03d4c38cc975/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:45:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-12-02 19:45:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_gpio_write [2023-12-02 19:45:49,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_gpio_write [2023-12-02 19:45:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure audio_input [2023-12-02 19:45:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_input [2023-12-02 19:45:49,916 INFO L130 BoogieDeclarations]: Found specification of procedure tvaudio_addrs [2023-12-02 19:45:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure tvaudio_addrs [2023-12-02 19:45:49,916 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_qbuf [2023-12-02 19:45:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_qbuf [2023-12-02 19:45:49,916 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_enum_fmt_cap_ovr [2023-12-02 19:45:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_enum_fmt_cap_ovr [2023-12-02 19:45:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-12-02 19:45:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-12-02 19:45:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_fbuf [2023-12-02 19:45:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_fbuf [2023-12-02 19:45:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_exit [2023-12-02 19:45:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_exit [2023-12-02 19:45:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_fmt_vid_cap [2023-12-02 19:45:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_fmt_vid_cap [2023-12-02 19:45:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_querycap [2023-12-02 19:45:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_querycap [2023-12-02 19:45:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure vdev_init [2023-12-02 19:45:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure vdev_init [2023-12-02 19:45:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-12-02 19:45:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-12-02 19:45:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2023-12-02 19:45:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2023-12-02 19:45:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure audio_mux_gpio [2023-12-02 19:45:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_mux_gpio [2023-12-02 19:45:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 19:45:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-12-02 19:45:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-12-02 19:45:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 19:45:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_input [2023-12-02 19:45:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_input [2023-12-02 19:45:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_overlay [2023-12-02 19:45:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_overlay [2023-12-02 19:45:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-12-02 19:45:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-12-02 19:45:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-02 19:45:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-02 19:45:49,921 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_resource [2023-12-02 19:45:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_resource [2023-12-02 19:45:49,921 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_dma_free [2023-12-02 19:45:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_dma_free [2023-12-02 19:45:49,921 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2023-12-02 19:45:49,921 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2023-12-02 19:45:49,922 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_cropcap [2023-12-02 19:45:49,922 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_cropcap [2023-12-02 19:45:49,922 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 19:45:49,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 19:45:49,922 INFO L130 BoogieDeclarations]: Found specification of procedure audio_mute [2023-12-02 19:45:49,922 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_mute [2023-12-02 19:45:49,922 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-12-02 19:45:49,922 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-12-02 19:45:49,923 INFO L130 BoogieDeclarations]: Found specification of procedure gvbctv3pci_audio [2023-12-02 19:45:49,923 INFO L138 BoogieDeclarations]: Found implementation of procedure gvbctv3pci_audio [2023-12-02 19:45:49,923 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_enum_input [2023-12-02 19:45:49,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_enum_input [2023-12-02 19:45:49,923 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-12-02 19:45:49,923 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-12-02 19:45:49,923 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_tuner_addrs [2023-12-02 19:45:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_tuner_addrs [2023-12-02 19:45:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_gpio_tracking [2023-12-02 19:45:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_gpio_tracking [2023-12-02 19:45:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-12-02 19:45:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-12-02 19:45:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 19:45:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 19:45:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_release [2023-12-02 19:45:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_release [2023-12-02 19:45:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 19:45:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_gpio_read [2023-12-02 19:45:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_gpio_read [2023-12-02 19:45:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure terratv_audio [2023-12-02 19:45:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure terratv_audio [2023-12-02 19:45:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keydown_notimeout [2023-12-02 19:45:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keydown_notimeout [2023-12-02 19:45:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_calc_geo [2023-12-02 19:45:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_calc_geo [2023-12-02 19:45:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-12-02 19:45:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-12-02 19:45:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure rv605_muxsel [2023-12-02 19:45:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure rv605_muxsel [2023-12-02 19:45:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_std [2023-12-02 19:45:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_std [2023-12-02 19:45:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-12-02 19:45:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-12-02 19:45:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_irq_debug_low_latency [2023-12-02 19:45:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_irq_debug_low_latency [2023-12-02 19:45:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_streamoff [2023-12-02 19:45:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_streamoff [2023-12-02 19:45:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_apply_geo [2023-12-02 19:45:49,927 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_apply_geo [2023-12-02 19:45:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 19:45:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure tibetCS16_muxsel [2023-12-02 19:45:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure tibetCS16_muxsel [2023-12-02 19:45:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure video_mux [2023-12-02 19:45:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mux [2023-12-02 19:45:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-12-02 19:45:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-12-02 19:45:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-12-02 19:45:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-12-02 19:45:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-12-02 19:45:49,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-12-02 19:45:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-12-02 19:45:49,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-12-02 19:45:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-12-02 19:45:49,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-12-02 19:45:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_7 [2023-12-02 19:45:49,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_7 [2023-12-02 19:45:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_6 [2023-12-02 19:45:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_6 [2023-12-02 19:45:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_9 [2023-12-02 19:45:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_9 [2023-12-02 19:45:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_8 [2023-12-02 19:45:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_8 [2023-12-02 19:45:49,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:45:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 19:45:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 19:45:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 19:45:49,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 19:45:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 19:45:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 19:45:49,931 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_buffer_activate_vbi [2023-12-02 19:45:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_buffer_activate_vbi [2023-12-02 19:45:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_custom [2023-12-02 19:45:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_custom [2023-12-02 19:45:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_risc_overlay [2023-12-02 19:45:49,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_risc_overlay [2023-12-02 19:45:49,932 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2023-12-02 19:45:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2023-12-02 19:45:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-12-02 19:45:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-12-02 19:45:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt [2023-12-02 19:45:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt [2023-12-02 19:45:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_frequency [2023-12-02 19:45:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_frequency [2023-12-02 19:45:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_buffer_activate_video [2023-12-02 19:45:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_buffer_activate_video [2023-12-02 19:45:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure td3116_muxsel [2023-12-02 19:45:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure td3116_muxsel [2023-12-02 19:45:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_querybuf [2023-12-02 19:45:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_querybuf [2023-12-02 19:45:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2023-12-02 19:45:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2023-12-02 19:45:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_timestamp [2023-12-02 19:45:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_timestamp [2023-12-02 19:45:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_queue [2023-12-02 19:45:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_queue [2023-12-02 19:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-12-02 19:45:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-12-02 19:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init_class [2023-12-02 19:45:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init_class [2023-12-02 19:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:45:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_dqbuf [2023-12-02 19:45:49,935 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_dqbuf [2023-12-02 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure limit_scaled_size_lock [2023-12-02 19:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure limit_scaled_size_lock [2023-12-02 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-12-02 19:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-12-02 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_sg_alloc [2023-12-02 19:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_sg_alloc [2023-12-02 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_i2c_xfer [2023-12-02 19:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_i2c_xfer [2023-12-02 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_querystd [2023-12-02 19:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_querystd [2023-12-02 19:45:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_try_fmt_vid_cap [2023-12-02 19:45:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_try_fmt_vid_cap [2023-12-02 19:45:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_register [2023-12-02 19:45:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_register [2023-12-02 19:45:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_frequency [2023-12-02 19:45:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_frequency [2023-12-02 19:45:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure disclaim_video_lines [2023-12-02 19:45:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure disclaim_video_lines [2023-12-02 19:45:49,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_s_lock_of_bttv [2023-12-02 19:45:49,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_s_lock_of_bttv [2023-12-02 19:45:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-12-02 19:45:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-12-02 19:45:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure boot_msp34xx [2023-12-02 19:45:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure boot_msp34xx [2023-12-02 19:45:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-12-02 19:45:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-12-02 19:45:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-12-02 19:45:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-12-02 19:45:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_readee [2023-12-02 19:45:49,938 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_readee [2023-12-02 19:45:49,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 19:45:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 19:45:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-12-02 19:45:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-12-02 19:45:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_prepare [2023-12-02 19:45:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_prepare [2023-12-02 19:45:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_unregister_video [2023-12-02 19:45:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_unregister_video [2023-12-02 19:45:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure ir_extract_bits [2023-12-02 19:45:49,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_extract_bits [2023-12-02 19:45:49,939 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-12-02 19:45:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-12-02 19:45:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 19:45:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-12-02 19:45:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-12-02 19:45:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 19:45:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_streamon [2023-12-02 19:45:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_streamon [2023-12-02 19:45:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2023-12-02 19:45:49,940 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2023-12-02 19:45:49,940 INFO L130 BoogieDeclarations]: Found specification of procedure set_pll [2023-12-02 19:45:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pll [2023-12-02 19:45:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-12-02 19:45:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-12-02 19:45:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure verify_window_lock [2023-12-02 19:45:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_window_lock [2023-12-02 19:45:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_gpio_lock_of_bttv [2023-12-02 19:45:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_gpio_lock_of_bttv [2023-12-02 19:45:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-12-02 19:45:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-12-02 19:45:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure kodicom4400r_write [2023-12-02 19:45:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kodicom4400r_write [2023-12-02 19:45:49,942 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_enum_fmt_vid_cap [2023-12-02 19:45:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_enum_fmt_vid_cap [2023-12-02 19:45:49,942 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-12-02 19:45:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-12-02 19:45:49,942 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_overlay_risc [2023-12-02 19:45:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_overlay_risc [2023-12-02 19:45:49,942 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2023-12-02 19:45:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2023-12-02 19:45:49,942 INFO L130 BoogieDeclarations]: Found specification of procedure bus_high [2023-12-02 19:45:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_high [2023-12-02 19:45:49,943 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2023-12-02 19:45:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2023-12-02 19:45:49,943 INFO L130 BoogieDeclarations]: Found specification of procedure geovision_muxsel [2023-12-02 19:45:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure geovision_muxsel [2023-12-02 19:45:49,943 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-12-02 19:45:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-12-02 19:45:49,943 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_switch_overlay [2023-12-02 19:45:49,943 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_switch_overlay [2023-12-02 19:45:49,943 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_resume [2023-12-02 19:45:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_resume [2023-12-02 19:45:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_try_fmt_vid_overlay [2023-12-02 19:45:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_try_fmt_vid_overlay [2023-12-02 19:45:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-12-02 19:45:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-12-02 19:45:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 19:45:49,944 INFO L130 BoogieDeclarations]: Found specification of procedure set_input [2023-12-02 19:45:49,944 INFO L138 BoogieDeclarations]: Found implementation of procedure set_input [2023-12-02 19:45:49,945 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-12-02 19:45:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-12-02 19:45:49,945 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_reqbufs [2023-12-02 19:45:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_reqbufs [2023-12-02 19:45:49,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 19:45:49,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 19:45:49,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_88 [2023-12-02 19:45:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_88 [2023-12-02 19:45:49,946 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_print_riscaddr [2023-12-02 19:45:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_print_riscaddr [2023-12-02 19:45:49,946 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_add [2023-12-02 19:45:49,946 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_add [2023-12-02 19:45:49,946 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_release [2023-12-02 19:45:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_release [2023-12-02 19:45:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_tda9880_setnorm [2023-12-02 19:45:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_tda9880_setnorm [2023-12-02 19:45:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_fmt_vid_cap [2023-12-02 19:45:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_fmt_vid_cap [2023-12-02 19:45:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-12-02 19:45:49,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-12-02 19:45:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure pvbt878p9b_audio [2023-12-02 19:45:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pvbt878p9b_audio [2023-12-02 19:45:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_pending [2023-12-02 19:45:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_pending [2023-12-02 19:45:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-12-02 19:45:49,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-12-02 19:45:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_mmap [2023-12-02 19:45:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_mmap [2023-12-02 19:45:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_crop [2023-12-02 19:45:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_crop [2023-12-02 19:45:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure phytec_muxsel [2023-12-02 19:45:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure phytec_muxsel [2023-12-02 19:45:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_remove [2023-12-02 19:45:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_remove [2023-12-02 19:45:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_std [2023-12-02 19:45:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_std [2023-12-02 19:45:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-12-02 19:45:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-12-02 19:45:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure init_irqreg [2023-12-02 19:45:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure init_irqreg [2023-12-02 19:45:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure bt848_sat [2023-12-02 19:45:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure bt848_sat [2023-12-02 19:45:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure disclaim_vbi_lines [2023-12-02 19:45:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure disclaim_vbi_lines [2023-12-02 19:45:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-12-02 19:45:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-12-02 19:45:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure adtvk503_audio [2023-12-02 19:45:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure adtvk503_audio [2023-12-02 19:45:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2023-12-02 19:45:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2023-12-02 19:45:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_enum_fmt_vid_overlay [2023-12-02 19:45:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_enum_fmt_vid_overlay [2023-12-02 19:45:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure pix_format_set_size [2023-12-02 19:45:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pix_format_set_size [2023-12-02 19:45:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure check_alloc_btres_lock [2023-12-02 19:45:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure check_alloc_btres_lock [2023-12-02 19:45:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 19:45:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 19:45:49,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2023-12-02 19:45:49,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2023-12-02 19:45:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 19:45:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 19:45:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_I2CWrite [2023-12-02 19:45:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_I2CWrite [2023-12-02 19:45:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure ivc120_muxsel [2023-12-02 19:45:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ivc120_muxsel [2023-12-02 19:45:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-12-02 19:45:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-12-02 19:45:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure tea5757_write [2023-12-02 19:45:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tea5757_write [2023-12-02 19:45:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure check_btres [2023-12-02 19:45:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure check_btres [2023-12-02 19:45:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_register [2023-12-02 19:45:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_register [2023-12-02 19:45:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_sub_probe [2023-12-02 19:45:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_sub_probe [2023-12-02 19:45:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-12-02 19:45:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-12-02 19:45:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_risc_hook [2023-12-02 19:45:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_risc_hook [2023-12-02 19:45:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_bit_getscl [2023-12-02 19:45:49,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_bit_getscl [2023-12-02 19:45:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure radio_release [2023-12-02 19:45:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure radio_release [2023-12-02 19:45:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_bit_getsda [2023-12-02 19:45:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_bit_getsda [2023-12-02 19:45:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 19:45:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 19:45:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-12-02 19:45:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-12-02 19:45:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure ir_handle_key [2023-12-02 19:45:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_handle_key [2023-12-02 19:45:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_init [2023-12-02 19:45:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_init [2023-12-02 19:45:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 19:45:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 19:45:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_queue [2023-12-02 19:45:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_queue [2023-12-02 19:45:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_irq_wakeup_video [2023-12-02 19:45:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_irq_wakeup_video [2023-12-02 19:45:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2023-12-02 19:45:49,955 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2023-12-02 19:45:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2023-12-02 19:45:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2023-12-02 19:45:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_input [2023-12-02 19:45:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_input [2023-12-02 19:45:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 19:45:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure gv800s_muxsel [2023-12-02 19:45:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure gv800s_muxsel [2023-12-02 19:45:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_crop_reset [2023-12-02 19:45:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_crop_reset [2023-12-02 19:45:49,956 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-12-02 19:45:49,956 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-12-02 19:45:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-12-02 19:45:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-12-02 19:45:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-12-02 19:45:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-12-02 19:45:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure free_btres_lock [2023-12-02 19:45:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure free_btres_lock [2023-12-02 19:45:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_init_tuner [2023-12-02 19:45:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_init_tuner [2023-12-02 19:45:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-12-02 19:45:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-12-02 19:45:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-12-02 19:45:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-12-02 19:45:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure sigmaSLC_muxsel [2023-12-02 19:45:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sigmaSLC_muxsel [2023-12-02 19:45:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure gvc1100_muxsel [2023-12-02 19:45:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure gvc1100_muxsel [2023-12-02 19:45:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure locked_btres [2023-12-02 19:45:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure locked_btres [2023-12-02 19:45:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-12-02 19:45:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-12-02 19:45:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2023-12-02 19:45:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2023-12-02 19:45:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 19:45:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-12-02 19:45:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-12-02 19:45:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_print_irqbits [2023-12-02 19:45:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_print_irqbits [2023-12-02 19:45:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bttv_cleanup_module_44_2 [2023-12-02 19:45:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bttv_cleanup_module_44_2 [2023-12-02 19:45:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-12-02 19:45:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-12-02 19:45:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-12-02 19:45:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-12-02 19:45:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-02 19:45:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-02 19:45:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure eagle_muxsel [2023-12-02 19:45:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure eagle_muxsel [2023-12-02 19:45:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_s_lock_of_bttv [2023-12-02 19:45:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_s_lock_of_bttv [2023-12-02 19:45:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure gv800s_write [2023-12-02 19:45:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gv800s_write [2023-12-02 19:45:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80___0 [2023-12-02 19:45:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80___0 [2023-12-02 19:45:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl [2023-12-02 19:45:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl [2023-12-02 19:45:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-12-02 19:45:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-12-02 19:45:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_parm [2023-12-02 19:45:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_parm [2023-12-02 19:45:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_fbuf [2023-12-02 19:45:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_fbuf [2023-12-02 19:45:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2023-12-02 19:45:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2023-12-02 19:45:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-12-02 19:45:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-12-02 19:45:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2023-12-02 19:45:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2023-12-02 19:45:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure is_active [2023-12-02 19:45:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure is_active [2023-12-02 19:45:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2023-12-02 19:45:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2023-12-02 19:45:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure radio_enable [2023-12-02 19:45:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure radio_enable [2023-12-02 19:45:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2023-12-02 19:45:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2023-12-02 19:45:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_poll [2023-12-02 19:45:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_poll [2023-12-02 19:45:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure sigmaSQ_muxsel [2023-12-02 19:45:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sigmaSQ_muxsel [2023-12-02 19:45:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 19:45:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 19:45:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure kodicom4400r_muxsel [2023-12-02 19:45:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure kodicom4400r_muxsel [2023-12-02 19:45:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-12-02 19:45:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-12-02 19:45:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-12-02 19:45:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-12-02 19:45:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-12-02 19:45:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-12-02 19:45:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure gvbctv5pci_audio [2023-12-02 19:45:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure gvbctv5pci_audio [2023-12-02 19:45:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_prepare [2023-12-02 19:45:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_prepare [2023-12-02 19:45:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2023-12-02 19:45:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2023-12-02 19:45:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_fmt_vbi_cap [2023-12-02 19:45:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_fmt_vbi_cap [2023-12-02 19:45:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-12-02 19:45:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-12-02 19:45:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_probe [2023-12-02 19:45:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_probe [2023-12-02 19:45:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2023-12-02 19:45:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2023-12-02 19:45:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2023-12-02 19:45:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2023-12-02 19:45:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure init_bt848 [2023-12-02 19:45:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure init_bt848 [2023-12-02 19:45:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_fmt_vbi_cap [2023-12-02 19:45:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_fmt_vbi_cap [2023-12-02 19:45:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure picolo_tetra_muxsel [2023-12-02 19:45:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure picolo_tetra_muxsel [2023-12-02 19:45:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-12-02 19:45:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-12-02 19:45:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure winview_volume [2023-12-02 19:45:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure winview_volume [2023-12-02 19:45:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-12-02 19:45:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-12-02 19:45:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-12-02 19:45:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-12-02 19:45:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure poll_requested_events [2023-12-02 19:45:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_requested_events [2023-12-02 19:45:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_set_dma [2023-12-02 19:45:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_set_dma [2023-12-02 19:45:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_gpio_bits [2023-12-02 19:45:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_gpio_bits [2023-12-02 19:45:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-12-02 19:45:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-12-02 19:45:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_open [2023-12-02 19:45:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_open [2023-12-02 19:45:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev [2023-12-02 19:45:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev [2023-12-02 19:45:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_reinit_bt848 [2023-12-02 19:45:49,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_reinit_bt848 [2023-12-02 19:45:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 19:45:49,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 19:45:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_field_count [2023-12-02 19:45:49,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_field_count [2023-12-02 19:45:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-12-02 19:45:49,971 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-12-02 19:45:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_crop_calc_limits [2023-12-02 19:45:49,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_crop_calc_limits [2023-12-02 19:45:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2023-12-02 19:45:49,971 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2023-12-02 19:45:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_free [2023-12-02 19:45:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_free [2023-12-02 19:45:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure radio_poll [2023-12-02 19:45:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure radio_poll [2023-12-02 19:45:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure PXC200_muxsel [2023-12-02 19:45:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure PXC200_muxsel [2023-12-02 19:45:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_risc_packed [2023-12-02 19:45:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_risc_packed [2023-12-02 19:45:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-12-02 19:45:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-12-02 19:45:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2023-12-02 19:45:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2023-12-02 19:45:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_g_fmt_vid_overlay [2023-12-02 19:45:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_g_fmt_vid_overlay [2023-12-02 19:45:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_bit_setsda [2023-12-02 19:45:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_bit_setsda [2023-12-02 19:45:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_i2c_wait_done [2023-12-02 19:45:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_i2c_wait_done [2023-12-02 19:45:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_fmt_vid_overlay [2023-12-02 19:45:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_fmt_vid_overlay [2023-12-02 19:45:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2023-12-02 19:45:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2023-12-02 19:45:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure avermedia_tvphone_audio [2023-12-02 19:45:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure avermedia_tvphone_audio [2023-12-02 19:45:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure bus_in [2023-12-02 19:45:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_in [2023-12-02 19:45:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_risc_planar [2023-12-02 19:45:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_risc_planar [2023-12-02 19:45:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure to_bttv [2023-12-02 19:45:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure to_bttv [2023-12-02 19:45:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 19:45:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 19:45:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 19:45:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-12-02 19:45:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-12-02 19:45:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-12-02 19:45:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-12-02 19:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-12-02 19:45:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-12-02 19:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keyup [2023-12-02 19:45:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keyup [2023-12-02 19:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2023-12-02 19:45:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2023-12-02 19:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-12-02 19:45:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-12-02 19:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 19:45:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 19:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-12-02 19:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-12-02 19:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_bit_setscl [2023-12-02 19:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_bit_setscl [2023-12-02 19:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_log_status [2023-12-02 19:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_log_status [2023-12-02 19:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_gpio_inout [2023-12-02 19:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_gpio_inout [2023-12-02 19:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_ir_stop [2023-12-02 19:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_ir_stop [2023-12-02 19:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_87 [2023-12-02 19:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_87 [2023-12-02 19:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_alloc [2023-12-02 19:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_alloc [2023-12-02 19:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_set_frequency [2023-12-02 19:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_set_frequency [2023-12-02 19:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure fv2000s_audio [2023-12-02 19:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure fv2000s_audio [2023-12-02 19:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure xguard_muxsel [2023-12-02 19:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure xguard_muxsel [2023-12-02 19:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_irq_wakeup_vbi [2023-12-02 19:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_irq_wakeup_vbi [2023-12-02 19:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure windvr_audio [2023-12-02 19:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure windvr_audio [2023-12-02 19:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-12-02 19:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-12-02 19:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 19:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 19:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_try_fmt_vbi_cap [2023-12-02 19:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_try_fmt_vbi_cap [2023-12-02 19:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure bus_low [2023-12-02 19:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_low [2023-12-02 19:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_crop [2023-12-02 19:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_crop [2023-12-02 19:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure set_tvnorm [2023-12-02 19:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tvnorm [2023-12-02 19:45:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_s_ctrl [2023-12-02 19:45:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_s_ctrl [2023-12-02 19:45:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 19:45:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 19:45:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-12-02 19:45:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-12-02 19:45:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_align [2023-12-02 19:45:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_align [2023-12-02 19:45:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-12-02 19:45:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-12-02 19:45:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure radio_open [2023-12-02 19:45:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure radio_open [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure avermedia_tv_stereo_audio [2023-12-02 19:45:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure avermedia_tv_stereo_audio [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure td3116_latch_value [2023-12-02 19:45:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure td3116_latch_value [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-02 19:45:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-12-02 19:45:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure bttv_I2CRead [2023-12-02 19:45:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure bttv_I2CRead [2023-12-02 19:45:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure winfast2000_audio [2023-12-02 19:45:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure winfast2000_audio [2023-12-02 19:45:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-12-02 19:45:49,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-12-02 19:45:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_del [2023-12-02 19:45:49,982 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_del [2023-12-02 19:45:52,118 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:45:52,125 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:45:57,558 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 19:47:46,406 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 19:47:46,652 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:48:04,039 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:48:04,040 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-12-02 19:48:04,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:48:04 BoogieIcfgContainer [2023-12-02 19:48:04,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:48:04,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:48:04,048 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:48:04,051 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:48:04,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:45:32" (1/3) ... [2023-12-02 19:48:04,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238214a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:48:04, skipping insertion in model container [2023-12-02 19:48:04,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:45:45" (2/3) ... [2023-12-02 19:48:04,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238214a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:48:04, skipping insertion in model container [2023-12-02 19:48:04,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:48:04" (3/3) ... [2023-12-02 19:48:04,054 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2023-12-02 19:48:04,074 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:48:04,074 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:48:04,233 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:48:04,239 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2735de84, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:48:04,240 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:48:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 6308 states, 3988 states have (on average 1.3655967903711133) internal successors, (5446), 4079 states have internal predecessors, (5446), 2031 states have call successors, (2031), 294 states have call predecessors, (2031), 293 states have return successors, (2017), 1982 states have call predecessors, (2017), 2017 states have call successors, (2017) [2023-12-02 19:48:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1239 [2023-12-02 19:48:04,377 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:48:04,379 INFO L195 NwaCegarLoop]: trace histogram [120, 119, 119, 119, 119, 119, 119, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:48:04,380 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:48:04,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:48:04,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1203266869, now seen corresponding path program 1 times [2023-12-02 19:48:04,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:48:04,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092687079] [2023-12-02 19:48:04,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:48:04,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:48:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:48:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 56406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56406 trivial. 0 not checked. [2023-12-02 19:48:10,367 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:48:10,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092687079] [2023-12-02 19:48:10,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092687079] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:48:10,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:48:10,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:48:10,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878769053] [2023-12-02 19:48:10,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:48:10,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:48:10,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:48:10,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:48:10,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:48:10,412 INFO L87 Difference]: Start difference. First operand has 6308 states, 3988 states have (on average 1.3655967903711133) internal successors, (5446), 4079 states have internal predecessors, (5446), 2031 states have call successors, (2031), 294 states have call predecessors, (2031), 293 states have return successors, (2017), 1982 states have call predecessors, (2017), 2017 states have call successors, (2017) Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 3 states have call successors, (128), 2 states have call predecessors, (128), 1 states have return successors, (125), 3 states have call predecessors, (125), 3 states have call successors, (125) [2023-12-02 19:48:12,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:15,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:22,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:25,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:48:29,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:35,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:48:37,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:41,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:43,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:48,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:48:50,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:48:53,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:48:56,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:49:02,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:05,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:07,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:10,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:10,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:49:10,678 INFO L93 Difference]: Finished difference Result 18273 states and 27768 transitions. [2023-12-02 19:49:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:49:10,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 3 states have call successors, (128), 2 states have call predecessors, (128), 1 states have return successors, (125), 3 states have call predecessors, (125), 3 states have call successors, (125) Word has length 1238 [2023-12-02 19:49:10,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:49:10,803 INFO L225 Difference]: With dead ends: 18273 [2023-12-02 19:49:10,804 INFO L226 Difference]: Without dead ends: 12125 [2023-12-02 19:49:10,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:49:10,856 INFO L413 NwaCegarLoop]: 8202 mSDtfsCounter, 8904 mSDsluCounter, 8154 mSDsCounter, 0 mSdLazyCounter, 2524 mSolverCounterSat, 21 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8904 SdHoareTripleChecker+Valid, 16356 SdHoareTripleChecker+Invalid, 2558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 2524 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:49:10,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8904 Valid, 16356 Invalid, 2558 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [21 Valid, 2524 Invalid, 13 Unknown, 0 Unchecked, 59.3s Time] [2023-12-02 19:49:10,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12125 states. [2023-12-02 19:49:11,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12125 to 12122. [2023-12-02 19:49:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12122 states, 7716 states have (on average 1.3675479523068947) internal successors, (10552), 7887 states have internal predecessors, (10552), 3824 states have call successors, (3824), 581 states have call predecessors, (3824), 581 states have return successors, (3824), 3753 states have call predecessors, (3824), 3824 states have call successors, (3824) [2023-12-02 19:49:11,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12122 states to 12122 states and 18200 transitions. [2023-12-02 19:49:11,616 INFO L78 Accepts]: Start accepts. Automaton has 12122 states and 18200 transitions. Word has length 1238 [2023-12-02 19:49:11,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:49:11,621 INFO L495 AbstractCegarLoop]: Abstraction has 12122 states and 18200 transitions. [2023-12-02 19:49:11,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 3 states have call successors, (128), 2 states have call predecessors, (128), 1 states have return successors, (125), 3 states have call predecessors, (125), 3 states have call successors, (125) [2023-12-02 19:49:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 12122 states and 18200 transitions. [2023-12-02 19:49:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2023-12-02 19:49:11,805 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:49:11,806 INFO L195 NwaCegarLoop]: trace histogram [122, 121, 121, 121, 121, 121, 121, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:49:11,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 19:49:11,806 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:49:11,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:49:11,807 INFO L85 PathProgramCache]: Analyzing trace with hash 2084836565, now seen corresponding path program 1 times [2023-12-02 19:49:11,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:49:11,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980862344] [2023-12-02 19:49:11,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:49:11,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:49:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:49:15,337 INFO L134 CoverageAnalysis]: Checked inductivity of 58326 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58326 trivial. 0 not checked. [2023-12-02 19:49:15,338 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:49:15,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980862344] [2023-12-02 19:49:15,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980862344] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:49:15,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:49:15,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:49:15,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043525402] [2023-12-02 19:49:15,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:49:15,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:49:15,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:49:15,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:49:15,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:49:15,346 INFO L87 Difference]: Start difference. First operand 12122 states and 18200 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (132), 2 states have call predecessors, (132), 1 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2023-12-02 19:49:17,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:19,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:22,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:24,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:49:27,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:31,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:49:34,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:40,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:45,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:47,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:49:51,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:49:53,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:49:58,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:08,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:11,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:12,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:15,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:18,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:20,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:21,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:23,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:24,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:50:24,056 INFO L93 Difference]: Finished difference Result 35652 states and 53530 transitions. [2023-12-02 19:50:24,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:50:24,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (132), 2 states have call predecessors, (132), 1 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) Word has length 1269 [2023-12-02 19:50:24,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:50:24,217 INFO L225 Difference]: With dead ends: 35652 [2023-12-02 19:50:24,217 INFO L226 Difference]: Without dead ends: 23769 [2023-12-02 19:50:24,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:50:24,285 INFO L413 NwaCegarLoop]: 8162 mSDtfsCounter, 8786 mSDsluCounter, 8067 mSDsCounter, 0 mSdLazyCounter, 2552 mSolverCounterSat, 29 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8786 SdHoareTripleChecker+Valid, 16229 SdHoareTripleChecker+Invalid, 2596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 2552 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.8s IncrementalHoareTripleChecker+Time [2023-12-02 19:50:24,286 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8786 Valid, 16229 Invalid, 2596 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 2552 Invalid, 15 Unknown, 0 Unchecked, 67.8s Time] [2023-12-02 19:50:24,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23769 states. [2023-12-02 19:50:25,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23769 to 23763. [2023-12-02 19:50:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23763 states, 15137 states have (on average 1.3673118847856247) internal successors, (20697), 15483 states have internal predecessors, (20697), 7465 states have call successors, (7465), 1160 states have call predecessors, (7465), 1160 states have return successors, (7465), 7319 states have call predecessors, (7465), 7465 states have call successors, (7465) [2023-12-02 19:50:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23763 states to 23763 states and 35627 transitions. [2023-12-02 19:50:25,436 INFO L78 Accepts]: Start accepts. Automaton has 23763 states and 35627 transitions. Word has length 1269 [2023-12-02 19:50:25,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:50:25,439 INFO L495 AbstractCegarLoop]: Abstraction has 23763 states and 35627 transitions. [2023-12-02 19:50:25,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (132), 2 states have call predecessors, (132), 1 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2023-12-02 19:50:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 23763 states and 35627 transitions. [2023-12-02 19:50:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1262 [2023-12-02 19:50:25,475 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:50:25,476 INFO L195 NwaCegarLoop]: trace histogram [120, 119, 119, 119, 119, 119, 119, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:50:25,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 19:50:25,476 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:50:25,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:50:25,477 INFO L85 PathProgramCache]: Analyzing trace with hash -364712141, now seen corresponding path program 1 times [2023-12-02 19:50:25,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:50:25,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274273080] [2023-12-02 19:50:25,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:50:25,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:50:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:50:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 56406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56406 trivial. 0 not checked. [2023-12-02 19:50:28,837 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:50:28,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274273080] [2023-12-02 19:50:28,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274273080] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:50:28,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:50:28,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:50:28,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286627556] [2023-12-02 19:50:28,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:50:28,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:50:28,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:50:28,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:50:28,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:50:28,842 INFO L87 Difference]: Start difference. First operand 23763 states and 35627 transitions. Second operand has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 3 states have call successors, (127), 2 states have call predecessors, (127), 1 states have return successors, (123), 3 states have call predecessors, (123), 3 states have call successors, (123) [2023-12-02 19:50:31,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:33,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:42,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:50:45,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:52,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:50:56,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:50:58,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:51:01,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:03,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:06,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:09,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:11,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:24,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:26,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:29,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:31,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:33,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:35,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:37,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:38,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:51:38,163 INFO L93 Difference]: Finished difference Result 69787 states and 104497 transitions. [2023-12-02 19:51:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:51:38,164 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 3 states have call successors, (127), 2 states have call predecessors, (127), 1 states have return successors, (123), 3 states have call predecessors, (123), 3 states have call successors, (123) Word has length 1261 [2023-12-02 19:51:38,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:51:38,392 INFO L225 Difference]: With dead ends: 69787 [2023-12-02 19:51:38,392 INFO L226 Difference]: Without dead ends: 46263 [2023-12-02 19:51:38,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:51:38,529 INFO L413 NwaCegarLoop]: 8129 mSDtfsCounter, 8530 mSDsluCounter, 8048 mSDsCounter, 0 mSdLazyCounter, 2546 mSolverCounterSat, 13 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8530 SdHoareTripleChecker+Valid, 16177 SdHoareTripleChecker+Invalid, 2576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2546 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.8s IncrementalHoareTripleChecker+Time [2023-12-02 19:51:38,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8530 Valid, 16177 Invalid, 2576 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 2546 Invalid, 17 Unknown, 0 Unchecked, 67.8s Time] [2023-12-02 19:51:38,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46263 states. [2023-12-02 19:51:40,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46263 to 46253. [2023-12-02 19:51:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46253 states, 29553 states have (on average 1.367746083307955) internal successors, (40421), 30253 states have internal predecessors, (40421), 14379 states have call successors, (14379), 2320 states have call predecessors, (14379), 2320 states have return successors, (14379), 14079 states have call predecessors, (14379), 14379 states have call successors, (14379) [2023-12-02 19:51:41,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46253 states to 46253 states and 69179 transitions. [2023-12-02 19:51:41,445 INFO L78 Accepts]: Start accepts. Automaton has 46253 states and 69179 transitions. Word has length 1261 [2023-12-02 19:51:41,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:51:41,447 INFO L495 AbstractCegarLoop]: Abstraction has 46253 states and 69179 transitions. [2023-12-02 19:51:41,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 3 states have call successors, (127), 2 states have call predecessors, (127), 1 states have return successors, (123), 3 states have call predecessors, (123), 3 states have call successors, (123) [2023-12-02 19:51:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 46253 states and 69179 transitions. [2023-12-02 19:51:41,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1295 [2023-12-02 19:51:41,534 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:51:41,535 INFO L195 NwaCegarLoop]: trace histogram [122, 121, 121, 121, 121, 121, 121, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:51:41,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 19:51:41,535 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:51:41,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:51:41,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1898347554, now seen corresponding path program 1 times [2023-12-02 19:51:41,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:51:41,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627700246] [2023-12-02 19:51:41,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:51:41,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:51:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:51:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 58329 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58329 trivial. 0 not checked. [2023-12-02 19:51:44,322 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:51:44,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627700246] [2023-12-02 19:51:44,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627700246] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:51:44,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:51:44,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:51:44,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880785873] [2023-12-02 19:51:44,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:51:44,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:51:44,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:51:44,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:51:44,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:51:44,327 INFO L87 Difference]: Start difference. First operand 46253 states and 69179 transitions. Second operand has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (136), 2 states have call predecessors, (136), 1 states have return successors, (132), 3 states have call predecessors, (132), 3 states have call successors, (132) [2023-12-02 19:51:46,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:48,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:52,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:51:54,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:51:59,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:52:02,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:07,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:12,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:52:14,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:52:18,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:20,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:27,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:33,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:52:40,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:43,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:46,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:48,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:50,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:52,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:55,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:52:56,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:52:56,348 INFO L93 Difference]: Finished difference Result 137905 states and 206257 transitions. [2023-12-02 19:52:56,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:52:56,349 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (136), 2 states have call predecessors, (136), 1 states have return successors, (132), 3 states have call predecessors, (132), 3 states have call successors, (132) Word has length 1294 [2023-12-02 19:52:56,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:52:56,868 INFO L225 Difference]: With dead ends: 137905 [2023-12-02 19:52:56,868 INFO L226 Difference]: Without dead ends: 91891 [2023-12-02 19:52:57,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:52:57,012 INFO L413 NwaCegarLoop]: 8371 mSDtfsCounter, 8905 mSDsluCounter, 8098 mSDsCounter, 0 mSdLazyCounter, 2556 mSolverCounterSat, 13 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8905 SdHoareTripleChecker+Valid, 16469 SdHoareTripleChecker+Invalid, 2585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2556 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:52:57,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8905 Valid, 16469 Invalid, 2585 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 2556 Invalid, 16 Unknown, 0 Unchecked, 69.0s Time] [2023-12-02 19:52:57,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91891 states. [2023-12-02 19:53:01,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91891 to 91873. [2023-12-02 19:53:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91873 states, 58765 states have (on average 1.3677018633540372) internal successors, (80373), 60173 states have internal predecessors, (80373), 28483 states have call successors, (28483), 4624 states have call predecessors, (28483), 4624 states have return successors, (28483), 27875 states have call predecessors, (28483), 28483 states have call successors, (28483) [2023-12-02 19:53:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91873 states to 91873 states and 137339 transitions. [2023-12-02 19:53:01,985 INFO L78 Accepts]: Start accepts. Automaton has 91873 states and 137339 transitions. Word has length 1294 [2023-12-02 19:53:01,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:53:01,987 INFO L495 AbstractCegarLoop]: Abstraction has 91873 states and 137339 transitions. [2023-12-02 19:53:01,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (136), 2 states have call predecessors, (136), 1 states have return successors, (132), 3 states have call predecessors, (132), 3 states have call successors, (132) [2023-12-02 19:53:01,987 INFO L276 IsEmpty]: Start isEmpty. Operand 91873 states and 137339 transitions. [2023-12-02 19:53:02,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1298 [2023-12-02 19:53:02,385 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:53:02,386 INFO L195 NwaCegarLoop]: trace histogram [122, 121, 121, 121, 121, 121, 121, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:53:02,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 19:53:02,387 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:53:02,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:53:02,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1215541722, now seen corresponding path program 1 times [2023-12-02 19:53:02,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:53:02,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046305588] [2023-12-02 19:53:02,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:53:02,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:53:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:53:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 58326 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58326 trivial. 0 not checked. [2023-12-02 19:53:05,817 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:53:05,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046305588] [2023-12-02 19:53:05,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046305588] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:53:05,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:53:05,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:53:05,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900587360] [2023-12-02 19:53:05,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:53:05,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:53:05,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:53:05,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:53:05,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:53:05,820 INFO L87 Difference]: Start difference. First operand 91873 states and 137339 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 3 states have call successors, (131), 2 states have call predecessors, (131), 1 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2023-12-02 19:53:08,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:10,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:12,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:14,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:53:17,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:53:22,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:53:24,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:26,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:28,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:53:31,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:33,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:35,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:37,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:40,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:53:42,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:53:47,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:49,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:54,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:56,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:53:58,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:16,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:19,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:21,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:23,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:25,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:27,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:29,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:29,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:54:29,484 INFO L93 Difference]: Finished difference Result 261016 states and 389830 transitions. [2023-12-02 19:54:29,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:54:29,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 3 states have call successors, (131), 2 states have call predecessors, (131), 1 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) Word has length 1297 [2023-12-02 19:54:29,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:54:30,320 INFO L225 Difference]: With dead ends: 261016 [2023-12-02 19:54:30,320 INFO L226 Difference]: Without dead ends: 169382 [2023-12-02 19:54:30,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:54:30,562 INFO L413 NwaCegarLoop]: 11624 mSDtfsCounter, 8498 mSDsluCounter, 8049 mSDsCounter, 0 mSdLazyCounter, 3013 mSolverCounterSat, 13 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8498 SdHoareTripleChecker+Valid, 19673 SdHoareTripleChecker+Invalid, 3041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 3013 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.2s IncrementalHoareTripleChecker+Time [2023-12-02 19:54:30,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8498 Valid, 19673 Invalid, 3041 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 3013 Invalid, 15 Unknown, 0 Unchecked, 78.2s Time] [2023-12-02 19:54:30,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169382 states. [2023-12-02 19:54:38,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169382 to 169364. [2023-12-02 19:54:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169364 states, 108461 states have (on average 1.3653571329786744) internal successors, (148088), 111089 states have internal predecessors, (148088), 52292 states have call successors, (52292), 8610 states have call predecessors, (52292), 8610 states have return successors, (52292), 51158 states have call predecessors, (52292), 52292 states have call successors, (52292) [2023-12-02 19:54:39,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169364 states to 169364 states and 252672 transitions. [2023-12-02 19:54:39,757 INFO L78 Accepts]: Start accepts. Automaton has 169364 states and 252672 transitions. Word has length 1297 [2023-12-02 19:54:39,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:54:39,758 INFO L495 AbstractCegarLoop]: Abstraction has 169364 states and 252672 transitions. [2023-12-02 19:54:39,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 3 states have call successors, (131), 2 states have call predecessors, (131), 1 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2023-12-02 19:54:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 169364 states and 252672 transitions. [2023-12-02 19:54:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1290 [2023-12-02 19:54:39,801 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:54:39,801 INFO L195 NwaCegarLoop]: trace histogram [121, 119, 119, 119, 119, 119, 119, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:54:39,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 19:54:39,802 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:54:39,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:54:39,802 INFO L85 PathProgramCache]: Analyzing trace with hash -165457095, now seen corresponding path program 1 times [2023-12-02 19:54:39,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:54:39,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549346445] [2023-12-02 19:54:39,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:39,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:54:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:54:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 56649 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 56646 trivial. 0 not checked. [2023-12-02 19:54:42,827 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:54:42,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549346445] [2023-12-02 19:54:42,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549346445] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:54:42,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:54:42,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:54:42,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111359586] [2023-12-02 19:54:42,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:54:42,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:54:42,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:54:42,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:54:42,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:54:42,831 INFO L87 Difference]: Start difference. First operand 169364 states and 252672 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 3 states have call successors, (129), 2 states have call predecessors, (129), 1 states have return successors, (125), 3 states have call predecessors, (125), 3 states have call successors, (125) [2023-12-02 19:54:45,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:47,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:54:52,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:54:56,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:54:58,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:01,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:55:03,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:55:06,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:07,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:10,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:15,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:17,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:25,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:27,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:39,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:42,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:44,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:47,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:49,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:55:50,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:55:50,346 INFO L93 Difference]: Finished difference Result 341848 states and 509564 transitions. [2023-12-02 19:55:50,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:55:50,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 3 states have call successors, (129), 2 states have call predecessors, (129), 1 states have return successors, (125), 3 states have call predecessors, (125), 3 states have call successors, (125) Word has length 1289 [2023-12-02 19:55:50,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:55:51,196 INFO L225 Difference]: With dead ends: 341848 [2023-12-02 19:55:51,196 INFO L226 Difference]: Without dead ends: 172723 [2023-12-02 19:55:51,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:55:51,583 INFO L413 NwaCegarLoop]: 8242 mSDtfsCounter, 3864 mSDsluCounter, 8010 mSDsCounter, 0 mSdLazyCounter, 2514 mSolverCounterSat, 18 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3864 SdHoareTripleChecker+Valid, 16252 SdHoareTripleChecker+Invalid, 2547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 2514 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:55:51,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3864 Valid, 16252 Invalid, 2547 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [18 Valid, 2514 Invalid, 15 Unknown, 0 Unchecked, 61.0s Time] [2023-12-02 19:55:51,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172723 states. [2023-12-02 19:55:59,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172723 to 172723. [2023-12-02 19:55:59,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172723 states, 110580 states have (on average 1.364062217399168) internal successors, (150838), 113244 states have internal predecessors, (150838), 53197 states have call successors, (53197), 8945 states have call predecessors, (53197), 8945 states have return successors, (53197), 52045 states have call predecessors, (53197), 53197 states have call successors, (53197) [2023-12-02 19:56:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172723 states to 172723 states and 257232 transitions. [2023-12-02 19:56:01,213 INFO L78 Accepts]: Start accepts. Automaton has 172723 states and 257232 transitions. Word has length 1289 [2023-12-02 19:56:01,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:56:01,214 INFO L495 AbstractCegarLoop]: Abstraction has 172723 states and 257232 transitions. [2023-12-02 19:56:01,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 3 states have call successors, (129), 2 states have call predecessors, (129), 1 states have return successors, (125), 3 states have call predecessors, (125), 3 states have call successors, (125) [2023-12-02 19:56:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 172723 states and 257232 transitions. [2023-12-02 19:56:01,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1326 [2023-12-02 19:56:01,247 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:56:01,248 INFO L195 NwaCegarLoop]: trace histogram [124, 120, 120, 120, 120, 120, 120, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:56:01,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 19:56:01,249 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:56:01,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:56:01,249 INFO L85 PathProgramCache]: Analyzing trace with hash -515359911, now seen corresponding path program 1 times [2023-12-02 19:56:01,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:56:01,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562130365] [2023-12-02 19:56:01,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:56:01,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:56:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:56:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 58127 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 58124 trivial. 0 not checked. [2023-12-02 19:56:04,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:56:04,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562130365] [2023-12-02 19:56:04,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562130365] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:56:04,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:56:04,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:56:04,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230178098] [2023-12-02 19:56:04,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:56:04,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:56:04,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:56:04,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:56:04,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:56:04,737 INFO L87 Difference]: Start difference. First operand 172723 states and 257232 transitions. Second operand has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 3 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (135), 3 states have call predecessors, (135), 3 states have call successors, (135) [2023-12-02 19:56:07,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:09,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:16,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:56:18,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:56:23,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:56:28,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:56:32,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:34,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:39,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:41,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:43,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:45,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:49,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:56:59,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:01,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:03,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:07,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 19:57:19,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:20,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:23,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:26,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:28,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:31,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:34,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:36,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:38,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:57:38,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:57:38,835 INFO L93 Difference]: Finished difference Result 423633 states and 630980 transitions. [2023-12-02 19:57:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:57:38,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 3 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (135), 3 states have call predecessors, (135), 3 states have call successors, (135) Word has length 1325 [2023-12-02 19:57:38,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:57:40,132 INFO L225 Difference]: With dead ends: 423633 [2023-12-02 19:57:40,132 INFO L226 Difference]: Without dead ends: 253692 [2023-12-02 19:57:40,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:57:40,796 INFO L413 NwaCegarLoop]: 15732 mSDtfsCounter, 8821 mSDsluCounter, 8081 mSDsCounter, 0 mSdLazyCounter, 3719 mSolverCounterSat, 15 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 82.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8821 SdHoareTripleChecker+Valid, 23813 SdHoareTripleChecker+Invalid, 3752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 3719 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.8s IncrementalHoareTripleChecker+Time [2023-12-02 19:57:40,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8821 Valid, 23813 Invalid, 3752 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 3719 Invalid, 18 Unknown, 0 Unchecked, 84.8s Time] [2023-12-02 19:57:41,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253692 states. [2023-12-02 19:57:52,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253692 to 253674. [2023-12-02 19:57:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253674 states, 162480 states have (on average 1.3640878877400295) internal successors, (221637), 166412 states have internal predecessors, (221637), 77992 states have call successors, (77992), 13201 states have call predecessors, (77992), 13201 states have return successors, (77992), 76278 states have call predecessors, (77992), 77992 states have call successors, (77992) [2023-12-02 19:57:54,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253674 states to 253674 states and 377621 transitions. [2023-12-02 19:57:54,651 INFO L78 Accepts]: Start accepts. Automaton has 253674 states and 377621 transitions. Word has length 1325 [2023-12-02 19:57:54,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:57:54,652 INFO L495 AbstractCegarLoop]: Abstraction has 253674 states and 377621 transitions. [2023-12-02 19:57:54,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 3 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (135), 3 states have call predecessors, (135), 3 states have call successors, (135) [2023-12-02 19:57:54,653 INFO L276 IsEmpty]: Start isEmpty. Operand 253674 states and 377621 transitions. [2023-12-02 19:57:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1363 [2023-12-02 19:57:54,755 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:57:54,756 INFO L195 NwaCegarLoop]: trace histogram [124, 120, 120, 120, 120, 120, 120, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:57:54,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 19:57:54,756 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:57:54,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:57:54,757 INFO L85 PathProgramCache]: Analyzing trace with hash 422172532, now seen corresponding path program 1 times [2023-12-02 19:57:54,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:57:54,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574063302] [2023-12-02 19:57:54,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:57:54,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:57:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:57:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 58134 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 58127 trivial. 0 not checked. [2023-12-02 19:57:58,277 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 19:57:58,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574063302] [2023-12-02 19:57:58,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574063302] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:57:58,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:57:58,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:57:58,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719594638] [2023-12-02 19:57:58,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:57:58,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:57:58,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 19:57:58,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:57:58,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:57:58,281 INFO L87 Difference]: Start difference. First operand 253674 states and 377621 transitions. Second operand has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 3 states have call successors, (136), 2 states have call predecessors, (136), 1 states have return successors, (132), 3 states have call predecessors, (132), 3 states have call successors, (132) [2023-12-02 19:58:00,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 19:58:02,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []