./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1753b096bee1be8e975c2834cf4405fbc3d5324c28e7dcb4db9c85efda2a229 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:01:35,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:01:35,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 15:01:35,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:01:35,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:01:35,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:01:35,334 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:01:35,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:01:35,334 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:01:35,335 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:01:35,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:01:35,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:01:35,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:01:35,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:01:35,335 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:01:35,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:01:35,336 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:01:35,336 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:01:35,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:01:35,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:01:35,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:01:35,338 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1753b096bee1be8e975c2834cf4405fbc3d5324c28e7dcb4db9c85efda2a229 [2024-12-02 15:01:35,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:01:35,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:01:35,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:01:35,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:01:35,578 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:01:35,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2024-12-02 15:01:38,215 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/data/f2dc0eabf/274a2aad06ef441c838b58a413edb53d/FLAG733acb1ed [2024-12-02 15:01:38,746 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:01:38,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2024-12-02 15:01:38,786 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/data/f2dc0eabf/274a2aad06ef441c838b58a413edb53d/FLAG733acb1ed [2024-12-02 15:01:39,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/data/f2dc0eabf/274a2aad06ef441c838b58a413edb53d [2024-12-02 15:01:39,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:01:39,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:01:39,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:01:39,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:01:39,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:01:39,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:39" (1/1) ... [2024-12-02 15:01:39,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cdc9bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:39, skipping insertion in model container [2024-12-02 15:01:39,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:39" (1/1) ... [2024-12-02 15:01:39,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:01:42,244 WARN L250 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_6c891a00-658f-4ff8-80dc-3d68703e7b58/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2024-12-02 15:01:42,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:01:42,356 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 15:01:42,433 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"); [6540] [2024-12-02 15:01:42,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6547] [2024-12-02 15:01:42,435 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6555-6556] [2024-12-02 15:01:42,440 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; incl %0": "+m" (v->counter)); [6699] [2024-12-02 15:01:42,440 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; decl %0": "+m" (v->counter)); [6706] [2024-12-02 15:01:42,441 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6714-6715] [2024-12-02 15:01:42,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6726] [2024-12-02 15:01:42,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6729] [2024-12-02 15:01:42,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6732] [2024-12-02 15:01:42,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6735] [2024-12-02 15:01:42,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6822] [2024-12-02 15:01:42,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6830] [2024-12-02 15:01:42,445 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6837] [2024-12-02 15:01:42,445 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6844] [2024-12-02 15:01:42,445 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6851] [2024-12-02 15:01:42,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7086-7087] [2024-12-02 15:01:42,474 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7115-7116] [2024-12-02 15:01:42,475 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [7149-7150] [2024-12-02 15:01:42,476 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [7173-7174] [2024-12-02 15:01:42,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [7309] [2024-12-02 15:01:42,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [7317-7318] [2024-12-02 15:01:42,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (507), "i" (12UL)); [7648-7649] [2024-12-02 15:01:42,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7654] [2024-12-02 15:01:42,568 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10498/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c"), "i" (1803), "i" (12UL)); [9892-9893] [2024-12-02 15:01:42,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9952] [2024-12-02 15:01:42,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [12313] [2024-12-02 15:01:42,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [12328] [2024-12-02 15:01:42,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12561] [2024-12-02 15:01:42,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12571] [2024-12-02 15:01:42,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12594] [2024-12-02 15:01:42,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12604] [2024-12-02 15:01:42,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12860] [2024-12-02 15:01:42,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10498/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/atheros/atl1e/atl1e_param.c"), "i" (163), "i" (12UL)); [14020-14021] [2024-12-02 15:01:42,699 WARN L250 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_6c891a00-658f-4ff8-80dc-3d68703e7b58/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2024-12-02 15:01:42,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:01:42,903 INFO L204 MainTranslator]: Completed translation [2024-12-02 15:01:42,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42 WrapperNode [2024-12-02 15:01:42,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:01:42,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 15:01:42,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 15:01:42,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 15:01:42,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:42,970 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:43,135 INFO L138 Inliner]: procedures = 464, calls = 3213, calls flagged for inlining = 209, calls inlined = 194, statements flattened = 8842 [2024-12-02 15:01:43,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 15:01:43,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 15:01:43,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 15:01:43,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 15:01:43,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:43,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:43,166 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,644 INFO L175 MemorySlicer]: Split 1666 memory accesses to 34 slices as follows [40, 2, 37, 6, 6, 2, 4, 5, 16, 4, 1089, 2, 7, 3, 5, 9, 5, 17, 5, 9, 9, 7, 1, 43, 7, 35, 35, 84, 35, 35, 12, 2, 84, 4]. 65 percent of accesses are in the largest equivalence class. The 174 initializations are split as follows [0, 0, 0, 6, 6, 0, 0, 0, 0, 4, 16, 2, 0, 0, 5, 8, 5, 0, 4, 8, 8, 6, 0, 0, 0, 0, 0, 0, 0, 0, 12, 0, 84, 0]. The 753 writes are split as follows [24, 1, 19, 0, 0, 1, 2, 3, 1, 0, 435, 0, 4, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 43, 4, 34, 34, 72, 34, 34, 0, 1, 0, 1]. [2024-12-02 15:01:44,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,766 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 15:01:44,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 15:01:44,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 15:01:44,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 15:01:44,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (1/1) ... [2024-12-02 15:01:44,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:01:44,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:01:44,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 15:01:44,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 15:01:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-12-02 15:01:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 15:01:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2024-12-02 15:01:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2024-12-02 15:01:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-12-02 15:01:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-12-02 15:01:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_error_detected [2024-12-02 15:01:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_error_detected [2024-12-02 15:01:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_change_mtu [2024-12-02 15:01:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_change_mtu [2024-12-02 15:01:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2024-12-02 15:01:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2024-12-02 15:01:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2024-12-02 15:01:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2024-12-02 15:01:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-12-02 15:01:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-12-02 15:01:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-12-02 15:01:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-12-02 15:01:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 15:01:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-12-02 15:01:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-12-02 15:01:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2024-12-02 15:01:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-12-02 15:01:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2024-12-02 15:01:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-12-02 15:01:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 15:01:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 15:01:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 15:01:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 15:01:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 15:01:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-12-02 15:01:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2024-12-02 15:01:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 15:01:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 15:01:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2024-12-02 15:01:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 15:01:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-12-02 15:01:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_task [2024-12-02 15:01:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_task [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 15:01:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 15:01:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 15:01:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2024-12-02 15:01:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 15:01:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 15:01:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-12-02 15:01:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 15:01:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 15:01:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 15:01:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 15:01:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 15:01:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 15:01:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 15:01:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-12-02 15:01:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-12-02 15:01:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2024-12-02 15:01:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-12-02 15:01:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_fix_features [2024-12-02 15:01:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_fix_features [2024-12-02 15:01:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 15:01:45,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 15:01:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 15:01:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2024-12-02 15:01:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_stats [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_stats [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 15:01:45,018 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 15:01:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 15:01:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 15:01:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 15:01:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 15:01:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 15:01:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 15:01:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 15:01:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2024-12-02 15:01:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 15:01:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-12-02 15:01:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-12-02 15:01:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-12-02 15:01:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_mac_addr [2024-12-02 15:01:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_mac_addr [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-12-02 15:01:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 15:01:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-12-02 15:01:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-12-02 15:01:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 15:01:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 15:01:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 15:01:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 15:01:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-12-02 15:01:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-12-02 15:01:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-12-02 15:01:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-12-02 15:01:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2024-12-02 15:01:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2024-12-02 15:01:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2024-12-02 15:01:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 15:01:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 15:01:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-12-02 15:01:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2024-12-02 15:01:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 15:01:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-12-02 15:01:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-12-02 15:01:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 15:01:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2024-12-02 15:01:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 15:01:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2024-12-02 15:01:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2024-12-02 15:01:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-12-02 15:01:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-12-02 15:01:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2024-12-02 15:01:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 15:01:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2024-12-02 15:01:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_ioctl [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_ioctl [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_link_chg_task [2024-12-02 15:01:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_link_chg_task [2024-12-02 15:01:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 15:01:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 15:01:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-12-02 15:01:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_slot_reset [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_slot_reset [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_features [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_features [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2024-12-02 15:01:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2024-12-02 15:01:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_6 [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_6 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 15:01:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 15:01:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-12-02 15:01:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2024-12-02 15:01:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2024-12-02 15:01:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2024-12-02 15:01:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2024-12-02 15:01:45,038 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2024-12-02 15:01:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2024-12-02 15:01:46,344 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 15:01:46,348 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 15:02:13,395 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 15:02:27,521 INFO L? ?]: Removed 3937 outVars from TransFormulas that were not future-live. [2024-12-02 15:02:27,521 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 15:02:27,571 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 15:02:27,572 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-02 15:02:27,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:27 BoogieIcfgContainer [2024-12-02 15:02:27,572 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 15:02:27,574 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 15:02:27,574 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 15:02:27,579 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 15:02:27,579 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:01:39" (1/3) ... [2024-12-02 15:02:27,579 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ff18250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:02:27, skipping insertion in model container [2024-12-02 15:02:27,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:42" (2/3) ... [2024-12-02 15:02:27,580 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ff18250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:02:27, skipping insertion in model container [2024-12-02 15:02:27,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:02:27" (3/3) ... [2024-12-02 15:02:27,581 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2024-12-02 15:02:27,595 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 15:02:27,597 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i that has 220 procedures, 3763 locations, 1 initial locations, 102 loop locations, and 1 error locations. [2024-12-02 15:02:27,736 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 15:02:27,748 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@465127c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 15:02:27,748 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 15:02:27,760 INFO L276 IsEmpty]: Start isEmpty. Operand has 3469 states, 2556 states have (on average 1.3689358372456963) internal successors, (3499), 2603 states have internal predecessors, (3499), 758 states have call successors, (758), 154 states have call predecessors, (758), 153 states have return successors, (747), 736 states have call predecessors, (747), 747 states have call successors, (747) [2024-12-02 15:02:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 15:02:27,789 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:02:27,790 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:02:27,790 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:02:27,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:02:27,795 INFO L85 PathProgramCache]: Analyzing trace with hash 948556311, now seen corresponding path program 1 times [2024-12-02 15:02:27,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:02:27,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570138598] [2024-12-02 15:02:27,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:02:27,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:02:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:02:38,224 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2024-12-02 15:02:38,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:02:38,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570138598] [2024-12-02 15:02:38,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570138598] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:02:38,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:02:38,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:02:38,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480645594] [2024-12-02 15:02:38,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:02:38,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:02:38,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:02:38,244 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:02:38,244 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:02:38,250 INFO L87 Difference]: Start difference. First operand has 3469 states, 2556 states have (on average 1.3689358372456963) internal successors, (3499), 2603 states have internal predecessors, (3499), 758 states have call successors, (758), 154 states have call predecessors, (758), 153 states have return successors, (747), 736 states have call predecessors, (747), 747 states have call successors, (747) Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 15:02:39,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:02:39,795 INFO L93 Difference]: Finished difference Result 9537 states and 13976 transitions. [2024-12-02 15:02:39,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:02:39,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 176 [2024-12-02 15:02:39,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:02:39,855 INFO L225 Difference]: With dead ends: 9537 [2024-12-02 15:02:39,855 INFO L226 Difference]: Without dead ends: 6021 [2024-12-02 15:02:39,883 INFO L434 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 [2024-12-02 15:02:39,886 INFO L435 NwaCegarLoop]: 4936 mSDtfsCounter, 3753 mSDsluCounter, 4757 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3753 SdHoareTripleChecker+Valid, 9693 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:02:39,887 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3753 Valid, 9693 Invalid, 112 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 15:02:39,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6021 states. [2024-12-02 15:02:40,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6021 to 5973. [2024-12-02 15:02:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5973 states, 4432 states have (on average 1.3413808664259927) internal successors, (5945), 4497 states have internal predecessors, (5945), 1273 states have call successors, (1273), 269 states have call predecessors, (1273), 267 states have return successors, (1272), 1244 states have call predecessors, (1272), 1272 states have call successors, (1272) [2024-12-02 15:02:40,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5973 states to 5973 states and 8490 transitions. [2024-12-02 15:02:40,187 INFO L78 Accepts]: Start accepts. Automaton has 5973 states and 8490 transitions. Word has length 176 [2024-12-02 15:02:40,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:02:40,188 INFO L471 AbstractCegarLoop]: Abstraction has 5973 states and 8490 transitions. [2024-12-02 15:02:40,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 15:02:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 5973 states and 8490 transitions. [2024-12-02 15:02:40,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-12-02 15:02:40,199 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:02:40,199 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:02:40,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 15:02:40,200 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:02:40,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:02:40,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1912828503, now seen corresponding path program 1 times [2024-12-02 15:02:40,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:02:40,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516953027] [2024-12-02 15:02:40,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:02:40,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:02:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:02:50,140 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-12-02 15:02:50,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:02:50,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516953027] [2024-12-02 15:02:50,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516953027] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:02:50,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:02:50,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:02:50,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86005895] [2024-12-02 15:02:50,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:02:50,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:02:50,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:02:50,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:02:50,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:02:50,144 INFO L87 Difference]: Start difference. First operand 5973 states and 8490 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 15:02:51,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:02:51,073 INFO L93 Difference]: Finished difference Result 16958 states and 24051 transitions. [2024-12-02 15:02:51,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:02:51,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 253 [2024-12-02 15:02:51,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:02:51,200 INFO L225 Difference]: With dead ends: 16958 [2024-12-02 15:02:51,200 INFO L226 Difference]: Without dead ends: 11020 [2024-12-02 15:02:51,224 INFO L434 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 [2024-12-02 15:02:51,225 INFO L435 NwaCegarLoop]: 4921 mSDtfsCounter, 4227 mSDsluCounter, 4804 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4227 SdHoareTripleChecker+Valid, 9725 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:02:51,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4227 Valid, 9725 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 15:02:51,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11020 states. [2024-12-02 15:02:51,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11020 to 11017. [2024-12-02 15:02:51,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11017 states, 8151 states have (on average 1.3386087596613911) internal successors, (10911), 8277 states have internal predecessors, (10911), 2346 states have call successors, (2346), 522 states have call predecessors, (2346), 519 states have return successors, (2345), 2289 states have call predecessors, (2345), 2345 states have call successors, (2345) [2024-12-02 15:02:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11017 states to 11017 states and 15602 transitions. [2024-12-02 15:02:51,724 INFO L78 Accepts]: Start accepts. Automaton has 11017 states and 15602 transitions. Word has length 253 [2024-12-02 15:02:51,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:02:51,724 INFO L471 AbstractCegarLoop]: Abstraction has 11017 states and 15602 transitions. [2024-12-02 15:02:51,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 15:02:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 11017 states and 15602 transitions. [2024-12-02 15:02:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2024-12-02 15:02:51,746 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:02:51,746 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2024-12-02 15:02:51,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 15:02:51,747 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:02:51,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:02:51,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1155788641, now seen corresponding path program 1 times [2024-12-02 15:02:51,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:02:51,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782812365] [2024-12-02 15:02:51,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:02:51,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:03:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:03:01,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2024-12-02 15:03:01,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:03:01,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782812365] [2024-12-02 15:03:01,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782812365] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:03:01,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:03:01,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:03:01,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991706937] [2024-12-02 15:03:01,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:03:01,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:03:01,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:03:01,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:03:01,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:03:01,834 INFO L87 Difference]: Start difference. First operand 11017 states and 15602 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 15:03:02,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:03:02,111 INFO L93 Difference]: Finished difference Result 11023 states and 15610 transitions. [2024-12-02 15:03:02,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:03:02,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 360 [2024-12-02 15:03:02,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:03:02,183 INFO L225 Difference]: With dead ends: 11023 [2024-12-02 15:03:02,183 INFO L226 Difference]: Without dead ends: 11020 [2024-12-02 15:03:02,190 INFO L434 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 [2024-12-02 15:03:02,191 INFO L435 NwaCegarLoop]: 4890 mSDtfsCounter, 0 mSDsluCounter, 4885 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9775 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:03:02,191 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9775 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:03:02,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11020 states. [2024-12-02 15:03:02,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11020 to 11020. [2024-12-02 15:03:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11020 states, 8154 states have (on average 1.3384841795437823) internal successors, (10914), 8280 states have internal predecessors, (10914), 2346 states have call successors, (2346), 522 states have call predecessors, (2346), 519 states have return successors, (2345), 2289 states have call predecessors, (2345), 2345 states have call successors, (2345) [2024-12-02 15:03:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11020 states to 11020 states and 15605 transitions. [2024-12-02 15:03:02,633 INFO L78 Accepts]: Start accepts. Automaton has 11020 states and 15605 transitions. Word has length 360 [2024-12-02 15:03:02,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:03:02,634 INFO L471 AbstractCegarLoop]: Abstraction has 11020 states and 15605 transitions. [2024-12-02 15:03:02,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 15:03:02,635 INFO L276 IsEmpty]: Start isEmpty. Operand 11020 states and 15605 transitions. [2024-12-02 15:03:02,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-12-02 15:03:02,655 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:03:02,655 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2024-12-02 15:03:02,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 15:03:02,656 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:03:02,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:03:02,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1000886628, now seen corresponding path program 1 times [2024-12-02 15:03:02,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:03:02,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152689378] [2024-12-02 15:03:02,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:03:02,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:03:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:03:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2024-12-02 15:03:12,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:03:12,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152689378] [2024-12-02 15:03:12,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152689378] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:03:12,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:03:12,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:03:12,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118210690] [2024-12-02 15:03:12,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:03:12,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:03:12,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:03:12,495 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:03:12,495 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:03:12,495 INFO L87 Difference]: Start difference. First operand 11020 states and 15605 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 15:03:12,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:03:12,978 INFO L93 Difference]: Finished difference Result 32208 states and 45676 transitions. [2024-12-02 15:03:12,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:03:12,978 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 362 [2024-12-02 15:03:12,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:03:13,061 INFO L225 Difference]: With dead ends: 32208 [2024-12-02 15:03:13,062 INFO L226 Difference]: Without dead ends: 21223 [2024-12-02 15:03:13,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:03:13,099 INFO L435 NwaCegarLoop]: 5525 mSDtfsCounter, 4571 mSDsluCounter, 10298 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4571 SdHoareTripleChecker+Valid, 15823 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:03:13,100 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4571 Valid, 15823 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:03:13,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21223 states. [2024-12-02 15:03:13,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21223 to 21137. [2024-12-02 15:03:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21137 states, 15632 states have (on average 1.3387282497441146) internal successors, (20927), 15860 states have internal predecessors, (20927), 4496 states have call successors, (4496), 1013 states have call predecessors, (4496), 1008 states have return successors, (4529), 4393 states have call predecessors, (4529), 4495 states have call successors, (4529) [2024-12-02 15:03:13,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21137 states to 21137 states and 29952 transitions. [2024-12-02 15:03:13,900 INFO L78 Accepts]: Start accepts. Automaton has 21137 states and 29952 transitions. Word has length 362 [2024-12-02 15:03:13,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:03:13,901 INFO L471 AbstractCegarLoop]: Abstraction has 21137 states and 29952 transitions. [2024-12-02 15:03:13,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 15:03:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 21137 states and 29952 transitions. [2024-12-02 15:03:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-12-02 15:03:13,957 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:03:13,958 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:03:13,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 15:03:13,958 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:03:13,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:03:13,959 INFO L85 PathProgramCache]: Analyzing trace with hash 830168905, now seen corresponding path program 1 times [2024-12-02 15:03:13,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:03:13,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995608819] [2024-12-02 15:03:13,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:03:13,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:03:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:03:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-12-02 15:03:24,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:03:24,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995608819] [2024-12-02 15:03:24,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995608819] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:03:24,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:03:24,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:03:24,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999866242] [2024-12-02 15:03:24,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:03:24,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:03:24,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:03:24,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:03:24,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:03:24,054 INFO L87 Difference]: Start difference. First operand 21137 states and 29952 transitions. Second operand has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-12-02 15:03:25,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:03:25,012 INFO L93 Difference]: Finished difference Result 58181 states and 82297 transitions. [2024-12-02 15:03:25,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:03:25,013 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 494 [2024-12-02 15:03:25,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:03:25,156 INFO L225 Difference]: With dead ends: 58181 [2024-12-02 15:03:25,156 INFO L226 Difference]: Without dead ends: 37079 [2024-12-02 15:03:25,313 INFO L434 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 [2024-12-02 15:03:25,313 INFO L435 NwaCegarLoop]: 6999 mSDtfsCounter, 3973 mSDsluCounter, 4795 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3973 SdHoareTripleChecker+Valid, 11794 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:03:25,314 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3973 Valid, 11794 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 15:03:25,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37079 states. [2024-12-02 15:03:26,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37079 to 37068. [2024-12-02 15:03:26,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37068 states, 27556 states have (on average 1.339563071563362) internal successors, (36913), 27888 states have internal predecessors, (36913), 7696 states have call successors, (7696), 1820 states have call predecessors, (7696), 1815 states have return successors, (7763), 7571 states have call predecessors, (7763), 7695 states have call successors, (7763) [2024-12-02 15:03:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37068 states to 37068 states and 52372 transitions. [2024-12-02 15:03:26,194 INFO L78 Accepts]: Start accepts. Automaton has 37068 states and 52372 transitions. Word has length 494 [2024-12-02 15:03:26,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:03:26,194 INFO L471 AbstractCegarLoop]: Abstraction has 37068 states and 52372 transitions. [2024-12-02 15:03:26,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-12-02 15:03:26,194 INFO L276 IsEmpty]: Start isEmpty. Operand 37068 states and 52372 transitions. [2024-12-02 15:03:26,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-12-02 15:03:26,242 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:03:26,242 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:03:26,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 15:03:26,242 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:03:26,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:03:26,243 INFO L85 PathProgramCache]: Analyzing trace with hash 388831038, now seen corresponding path program 1 times [2024-12-02 15:03:26,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:03:26,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480926739] [2024-12-02 15:03:26,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:03:26,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:03:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:03:36,209 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-02 15:03:36,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:03:36,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480926739] [2024-12-02 15:03:36,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480926739] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:03:36,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:03:36,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:03:36,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031417801] [2024-12-02 15:03:36,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:03:36,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:03:36,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:03:36,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:03:36,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:03:36,211 INFO L87 Difference]: Start difference. First operand 37068 states and 52372 transitions. Second operand has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2024-12-02 15:03:37,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:03:37,012 INFO L93 Difference]: Finished difference Result 74087 states and 104686 transitions. [2024-12-02 15:03:37,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:03:37,013 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 529 [2024-12-02 15:03:37,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:03:37,164 INFO L225 Difference]: With dead ends: 74087 [2024-12-02 15:03:37,164 INFO L226 Difference]: Without dead ends: 37068 [2024-12-02 15:03:37,248 INFO L434 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 [2024-12-02 15:03:37,249 INFO L435 NwaCegarLoop]: 4889 mSDtfsCounter, 4887 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4887 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:03:37,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4887 Valid, 4889 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:03:37,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37068 states. [2024-12-02 15:03:38,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37068 to 37044. [2024-12-02 15:03:38,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37044 states, 27532 states have (on average 1.3395685021066395) internal successors, (36881), 27868 states have internal predecessors, (36881), 7696 states have call successors, (7696), 1820 states have call predecessors, (7696), 1815 states have return successors, (7763), 7567 states have call predecessors, (7763), 7695 states have call successors, (7763) [2024-12-02 15:03:38,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37044 states to 37044 states and 52340 transitions. [2024-12-02 15:03:38,393 INFO L78 Accepts]: Start accepts. Automaton has 37044 states and 52340 transitions. Word has length 529 [2024-12-02 15:03:38,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:03:38,393 INFO L471 AbstractCegarLoop]: Abstraction has 37044 states and 52340 transitions. [2024-12-02 15:03:38,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2024-12-02 15:03:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 37044 states and 52340 transitions. [2024-12-02 15:03:38,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2024-12-02 15:03:38,439 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:03:38,439 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:03:38,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 15:03:38,439 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:03:38,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:03:38,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1661729281, now seen corresponding path program 1 times [2024-12-02 15:03:38,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:03:38,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812067602] [2024-12-02 15:03:38,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:03:38,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:03:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:03:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2024-12-02 15:03:49,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:03:49,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812067602] [2024-12-02 15:03:49,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812067602] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:03:49,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:03:49,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:03:49,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495762330] [2024-12-02 15:03:49,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:03:49,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:03:49,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:03:49,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:03:49,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:03:49,124 INFO L87 Difference]: Start difference. First operand 37044 states and 52340 transitions. Second operand has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-12-02 15:03:49,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:03:49,998 INFO L93 Difference]: Finished difference Result 74023 states and 104598 transitions. [2024-12-02 15:03:49,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:03:49,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 601 [2024-12-02 15:03:49,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:03:50,137 INFO L225 Difference]: With dead ends: 74023 [2024-12-02 15:03:50,137 INFO L226 Difference]: Without dead ends: 37028 [2024-12-02 15:03:50,230 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:03:50,230 INFO L435 NwaCegarLoop]: 4884 mSDtfsCounter, 0 mSDsluCounter, 9765 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14649 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:03:50,231 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14649 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:03:50,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37028 states. [2024-12-02 15:03:51,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37028 to 37028. [2024-12-02 15:03:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37028 states, 27524 states have (on average 1.3393765441069612) internal successors, (36865), 27860 states have internal predecessors, (36865), 7688 states have call successors, (7688), 1820 states have call predecessors, (7688), 1815 states have return successors, (7755), 7559 states have call predecessors, (7755), 7687 states have call successors, (7755) [2024-12-02 15:03:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37028 states to 37028 states and 52308 transitions. [2024-12-02 15:03:51,241 INFO L78 Accepts]: Start accepts. Automaton has 37028 states and 52308 transitions. Word has length 601 [2024-12-02 15:03:51,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:03:51,242 INFO L471 AbstractCegarLoop]: Abstraction has 37028 states and 52308 transitions. [2024-12-02 15:03:51,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-12-02 15:03:51,242 INFO L276 IsEmpty]: Start isEmpty. Operand 37028 states and 52308 transitions. [2024-12-02 15:03:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2024-12-02 15:03:51,298 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:03:51,298 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:03:51,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 15:03:51,298 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:03:51,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:03:51,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1696561731, now seen corresponding path program 1 times [2024-12-02 15:03:51,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:03:51,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901422472] [2024-12-02 15:03:51,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:03:51,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:04:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:04:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 851 trivial. 0 not checked. [2024-12-02 15:04:01,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:04:01,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901422472] [2024-12-02 15:04:01,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901422472] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:04:01,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:04:01,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:04:01,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836338397] [2024-12-02 15:04:01,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:04:01,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:04:01,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:04:01,665 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:04:01,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:04:01,666 INFO L87 Difference]: Start difference. First operand 37028 states and 52308 transitions. Second operand has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2024-12-02 15:04:02,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:04:02,563 INFO L93 Difference]: Finished difference Result 74167 states and 105198 transitions. [2024-12-02 15:04:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:04:02,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 623 [2024-12-02 15:04:02,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:04:02,667 INFO L225 Difference]: With dead ends: 74167 [2024-12-02 15:04:02,667 INFO L226 Difference]: Without dead ends: 37188 [2024-12-02 15:04:02,734 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:04:02,735 INFO L435 NwaCegarLoop]: 4883 mSDtfsCounter, 7 mSDsluCounter, 4880 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 9763 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:04:02,735 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 9763 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:04:02,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37188 states. [2024-12-02 15:04:03,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37188 to 37124. [2024-12-02 15:04:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37124 states, 27604 states have (on average 1.3389726126648311) internal successors, (36961), 27940 states have internal predecessors, (36961), 7704 states have call successors, (7704), 1820 states have call predecessors, (7704), 1815 states have return successors, (7771), 7575 states have call predecessors, (7771), 7703 states have call successors, (7771) [2024-12-02 15:04:03,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37124 states to 37124 states and 52436 transitions. [2024-12-02 15:04:03,591 INFO L78 Accepts]: Start accepts. Automaton has 37124 states and 52436 transitions. Word has length 623 [2024-12-02 15:04:03,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:04:03,592 INFO L471 AbstractCegarLoop]: Abstraction has 37124 states and 52436 transitions. [2024-12-02 15:04:03,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2024-12-02 15:04:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 37124 states and 52436 transitions. [2024-12-02 15:04:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2024-12-02 15:04:03,649 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:04:03,649 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:04:03,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 15:04:03,649 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:04:03,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:04:03,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1441841908, now seen corresponding path program 1 times [2024-12-02 15:04:03,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:04:03,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519712957] [2024-12-02 15:04:03,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:04:03,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:04:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:04:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2024-12-02 15:04:14,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:04:14,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519712957] [2024-12-02 15:04:14,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519712957] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:04:14,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:04:14,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:04:14,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573554165] [2024-12-02 15:04:14,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:04:14,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:04:14,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:04:14,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:04:14,284 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:04:14,285 INFO L87 Difference]: Start difference. First operand 37124 states and 52436 transitions. Second operand has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 2 states have call successors, (66), 2 states have call predecessors, (66), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-12-02 15:04:15,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:04:15,066 INFO L93 Difference]: Finished difference Result 74215 states and 104838 transitions. [2024-12-02 15:04:15,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:04:15,067 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 2 states have call successors, (66), 2 states have call predecessors, (66), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 630 [2024-12-02 15:04:15,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:04:15,205 INFO L225 Difference]: With dead ends: 74215 [2024-12-02 15:04:15,205 INFO L226 Difference]: Without dead ends: 37140 [2024-12-02 15:04:15,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:04:15,299 INFO L435 NwaCegarLoop]: 4884 mSDtfsCounter, 0 mSDsluCounter, 9761 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14645 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:04:15,299 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14645 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:04:15,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37140 states. [2024-12-02 15:04:16,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37140 to 37140. [2024-12-02 15:04:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37140 states, 27620 states have (on average 1.3387762490948587) internal successors, (36977), 27956 states have internal predecessors, (36977), 7704 states have call successors, (7704), 1820 states have call predecessors, (7704), 1815 states have return successors, (7771), 7575 states have call predecessors, (7771), 7703 states have call successors, (7771) [2024-12-02 15:04:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37140 states to 37140 states and 52452 transitions. [2024-12-02 15:04:16,360 INFO L78 Accepts]: Start accepts. Automaton has 37140 states and 52452 transitions. Word has length 630 [2024-12-02 15:04:16,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:04:16,361 INFO L471 AbstractCegarLoop]: Abstraction has 37140 states and 52452 transitions. [2024-12-02 15:04:16,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 2 states have call successors, (66), 2 states have call predecessors, (66), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-12-02 15:04:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 37140 states and 52452 transitions. [2024-12-02 15:04:16,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 638 [2024-12-02 15:04:16,403 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:04:16,403 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:04:16,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 15:04:16,403 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:04:16,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:04:16,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1356488841, now seen corresponding path program 1 times [2024-12-02 15:04:16,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:04:16,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981990750] [2024-12-02 15:04:16,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:04:16,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:04:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:04:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 878 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 846 trivial. 0 not checked. [2024-12-02 15:04:26,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:04:26,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981990750] [2024-12-02 15:04:26,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981990750] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:04:26,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:04:26,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:04:26,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066781096] [2024-12-02 15:04:26,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:04:26,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:04:26,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:04:26,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:04:26,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:04:26,493 INFO L87 Difference]: Start difference. First operand 37140 states and 52452 transitions. Second operand has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 3 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2024-12-02 15:04:30,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:04:32,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:04:32,944 INFO L93 Difference]: Finished difference Result 90954 states and 128576 transitions. [2024-12-02 15:04:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:04:32,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 3 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 637 [2024-12-02 15:04:32,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:04:33,142 INFO L225 Difference]: With dead ends: 90954 [2024-12-02 15:04:33,143 INFO L226 Difference]: Without dead ends: 53863 [2024-12-02 15:04:33,248 INFO L434 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 [2024-12-02 15:04:33,249 INFO L435 NwaCegarLoop]: 8489 mSDtfsCounter, 3898 mSDsluCounter, 4746 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3898 SdHoareTripleChecker+Valid, 13235 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:04:33,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3898 Valid, 13235 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 125 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-12-02 15:04:33,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53863 states. [2024-12-02 15:04:34,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53863 to 53640. [2024-12-02 15:04:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53640 states, 40100 states have (on average 1.3396259351620947) internal successors, (53719), 40582 states have internal predecessors, (53719), 10917 states have call successors, (10917), 2631 states have call predecessors, (10917), 2622 states have return successors, (11008), 10718 states have call predecessors, (11008), 10916 states have call successors, (11008) [2024-12-02 15:04:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53640 states to 53640 states and 75644 transitions. [2024-12-02 15:04:34,731 INFO L78 Accepts]: Start accepts. Automaton has 53640 states and 75644 transitions. Word has length 637 [2024-12-02 15:04:34,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:04:34,732 INFO L471 AbstractCegarLoop]: Abstraction has 53640 states and 75644 transitions. [2024-12-02 15:04:34,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 3 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2024-12-02 15:04:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 53640 states and 75644 transitions. [2024-12-02 15:04:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2024-12-02 15:04:34,801 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:04:34,802 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:04:34,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 15:04:34,802 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:04:34,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:04:34,802 INFO L85 PathProgramCache]: Analyzing trace with hash 845942633, now seen corresponding path program 1 times [2024-12-02 15:04:34,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:04:34,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001606662] [2024-12-02 15:04:34,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:04:34,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:04:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:04:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2024-12-02 15:04:44,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:04:44,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001606662] [2024-12-02 15:04:44,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001606662] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:04:44,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:04:44,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:04:44,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599221227] [2024-12-02 15:04:44,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:04:44,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:04:44,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:04:44,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:04:44,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:04:44,887 INFO L87 Difference]: Start difference. First operand 53640 states and 75644 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 2 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-12-02 15:04:48,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:04:51,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:04:51,858 INFO L93 Difference]: Finished difference Result 124364 states and 175494 transitions. [2024-12-02 15:04:51,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:04:51,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 2 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 661 [2024-12-02 15:04:51,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:04:52,097 INFO L225 Difference]: With dead ends: 124364 [2024-12-02 15:04:52,098 INFO L226 Difference]: Without dead ends: 70773 [2024-12-02 15:04:52,214 INFO L434 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 [2024-12-02 15:04:52,214 INFO L435 NwaCegarLoop]: 8717 mSDtfsCounter, 4039 mSDsluCounter, 4670 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 57 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4039 SdHoareTripleChecker+Valid, 13387 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-12-02 15:04:52,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4039 Valid, 13387 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 123 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-12-02 15:04:52,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70773 states. [2024-12-02 15:04:53,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70773 to 70550. [2024-12-02 15:04:53,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70550 states, 52850 states have (on average 1.3396972563859981) internal successors, (70803), 53494 states have internal predecessors, (70803), 14226 states have call successors, (14226), 3486 states have call predecessors, (14226), 3473 states have return successors, (14341), 13957 states have call predecessors, (14341), 14225 states have call successors, (14341) [2024-12-02 15:04:54,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70550 states to 70550 states and 99370 transitions. [2024-12-02 15:04:54,141 INFO L78 Accepts]: Start accepts. Automaton has 70550 states and 99370 transitions. Word has length 661 [2024-12-02 15:04:54,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:04:54,141 INFO L471 AbstractCegarLoop]: Abstraction has 70550 states and 99370 transitions. [2024-12-02 15:04:54,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 2 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-12-02 15:04:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 70550 states and 99370 transitions. [2024-12-02 15:04:54,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2024-12-02 15:04:54,220 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:04:54,220 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:04:54,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 15:04:54,220 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:04:54,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:04:54,221 INFO L85 PathProgramCache]: Analyzing trace with hash 428586228, now seen corresponding path program 1 times [2024-12-02 15:04:54,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:04:54,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046452349] [2024-12-02 15:04:54,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:04:54,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:05:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:05:04,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2024-12-02 15:05:04,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:05:04,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046452349] [2024-12-02 15:05:04,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046452349] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:05:04,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:05:04,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:05:04,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130244280] [2024-12-02 15:05:04,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:05:04,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:05:04,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:05:04,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:05:04,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:05:04,042 INFO L87 Difference]: Start difference. First operand 70550 states and 99370 transitions. Second operand has 4 states, 4 states have (on average 78.0) internal successors, (312), 4 states have internal predecessors, (312), 2 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-12-02 15:05:08,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:05:10,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:05:10,992 INFO L93 Difference]: Finished difference Result 190866 states and 268712 transitions. [2024-12-02 15:05:10,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:05:10,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 78.0) internal successors, (312), 4 states have internal predecessors, (312), 2 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 693 [2024-12-02 15:05:10,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:05:11,381 INFO L225 Difference]: With dead ends: 190866 [2024-12-02 15:05:11,381 INFO L226 Difference]: Without dead ends: 120365 [2024-12-02 15:05:11,545 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:05:11,545 INFO L435 NwaCegarLoop]: 9004 mSDtfsCounter, 4164 mSDsluCounter, 13876 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4164 SdHoareTripleChecker+Valid, 22880 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 15:05:11,545 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4164 Valid, 22880 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 15:05:11,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120365 states. [2024-12-02 15:05:15,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120365 to 120338. [2024-12-02 15:05:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120338 states, 90202 states have (on average 1.3388284073523868) internal successors, (120765), 91304 states have internal predecessors, (120765), 24201 states have call successors, (24201), 5955 states have call predecessors, (24201), 5934 states have return successors, (24400), 23738 states have call predecessors, (24400), 24200 states have call successors, (24400) [2024-12-02 15:05:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120338 states to 120338 states and 169366 transitions. [2024-12-02 15:05:15,745 INFO L78 Accepts]: Start accepts. Automaton has 120338 states and 169366 transitions. Word has length 693 [2024-12-02 15:05:15,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:05:15,745 INFO L471 AbstractCegarLoop]: Abstraction has 120338 states and 169366 transitions. [2024-12-02 15:05:15,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 78.0) internal successors, (312), 4 states have internal predecessors, (312), 2 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-12-02 15:05:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 120338 states and 169366 transitions. [2024-12-02 15:05:15,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 705 [2024-12-02 15:05:15,923 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:05:15,923 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:05:15,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 15:05:15,923 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:05:15,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:05:15,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1967376506, now seen corresponding path program 1 times [2024-12-02 15:05:15,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:05:15,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496770295] [2024-12-02 15:05:15,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:05:15,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:05:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:05:26,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 944 trivial. 0 not checked. [2024-12-02 15:05:26,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:05:26,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496770295] [2024-12-02 15:05:26,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496770295] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:05:26,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:05:26,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:05:26,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902276567] [2024-12-02 15:05:26,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:05:26,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:05:26,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:05:26,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:05:26,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:05:26,894 INFO L87 Difference]: Start difference. First operand 120338 states and 169366 transitions. Second operand has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 2 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-12-02 15:05:28,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:05:28,665 INFO L93 Difference]: Finished difference Result 188769 states and 264757 transitions. [2024-12-02 15:05:28,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:05:28,666 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 2 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 704 [2024-12-02 15:05:28,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:05:28,931 INFO L225 Difference]: With dead ends: 188769 [2024-12-02 15:05:28,932 INFO L226 Difference]: Without dead ends: 68480 [2024-12-02 15:05:29,198 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:05:29,199 INFO L435 NwaCegarLoop]: 4886 mSDtfsCounter, 0 mSDsluCounter, 9763 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14649 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:05:29,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14649 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:05:29,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68480 states. [2024-12-02 15:05:30,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68480 to 68480. [2024-12-02 15:05:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68480 states, 51336 states have (on average 1.3342683496961196) internal successors, (68496), 51997 states have internal predecessors, (68496), 13475 states have call successors, (13475), 3679 states have call predecessors, (13475), 3668 states have return successors, (13474), 13181 states have call predecessors, (13474), 13474 states have call successors, (13474) [2024-12-02 15:05:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68480 states to 68480 states and 95445 transitions. [2024-12-02 15:05:31,036 INFO L78 Accepts]: Start accepts. Automaton has 68480 states and 95445 transitions. Word has length 704 [2024-12-02 15:05:31,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:05:31,037 INFO L471 AbstractCegarLoop]: Abstraction has 68480 states and 95445 transitions. [2024-12-02 15:05:31,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 2 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-12-02 15:05:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 68480 states and 95445 transitions. [2024-12-02 15:05:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2024-12-02 15:05:31,158 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:05:31,159 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:05:31,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 15:05:31,159 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:05:31,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:05:31,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1544961775, now seen corresponding path program 1 times [2024-12-02 15:05:31,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:05:31,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351000111] [2024-12-02 15:05:31,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:05:31,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:05:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:05:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 912 trivial. 0 not checked. [2024-12-02 15:05:41,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:05:41,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351000111] [2024-12-02 15:05:41,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351000111] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:05:41,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:05:41,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:05:41,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610230926] [2024-12-02 15:05:41,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:05:41,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:05:41,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:05:41,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:05:41,520 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:05:41,520 INFO L87 Difference]: Start difference. First operand 68480 states and 95445 transitions. Second operand has 5 states, 5 states have (on average 67.2) internal successors, (336), 5 states have internal predecessors, (336), 2 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-12-02 15:05:43,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:05:43,096 INFO L93 Difference]: Finished difference Result 136953 states and 190888 transitions. [2024-12-02 15:05:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:05:43,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 67.2) internal successors, (336), 5 states have internal predecessors, (336), 2 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 726 [2024-12-02 15:05:43,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:05:43,366 INFO L225 Difference]: With dead ends: 136953 [2024-12-02 15:05:43,367 INFO L226 Difference]: Without dead ends: 68522 [2024-12-02 15:05:43,531 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:05:43,531 INFO L435 NwaCegarLoop]: 4883 mSDtfsCounter, 0 mSDsluCounter, 14642 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19525 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:05:43,531 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19525 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:05:43,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68522 states. [2024-12-02 15:05:45,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68522 to 68522. [2024-12-02 15:05:45,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68522 states, 51378 states have (on average 1.333995095176924) internal successors, (68538), 52039 states have internal predecessors, (68538), 13475 states have call successors, (13475), 3679 states have call predecessors, (13475), 3668 states have return successors, (13474), 13181 states have call predecessors, (13474), 13474 states have call successors, (13474) [2024-12-02 15:05:45,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68522 states to 68522 states and 95487 transitions. [2024-12-02 15:05:45,963 INFO L78 Accepts]: Start accepts. Automaton has 68522 states and 95487 transitions. Word has length 726 [2024-12-02 15:05:45,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:05:45,963 INFO L471 AbstractCegarLoop]: Abstraction has 68522 states and 95487 transitions. [2024-12-02 15:05:45,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 67.2) internal successors, (336), 5 states have internal predecessors, (336), 2 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-12-02 15:05:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 68522 states and 95487 transitions. [2024-12-02 15:05:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2024-12-02 15:05:46,072 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:05:46,072 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:05:46,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 15:05:46,072 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:05:46,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:05:46,073 INFO L85 PathProgramCache]: Analyzing trace with hash -842342961, now seen corresponding path program 1 times [2024-12-02 15:05:46,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:05:46,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618141784] [2024-12-02 15:05:46,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:05:46,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:05:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:05:56,627 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-12-02 15:05:56,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:05:56,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618141784] [2024-12-02 15:05:56,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618141784] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:05:56,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:05:56,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:05:56,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237373362] [2024-12-02 15:05:56,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:05:56,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:05:56,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:05:56,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:05:56,629 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:05:56,629 INFO L87 Difference]: Start difference. First operand 68522 states and 95487 transitions. Second operand has 4 states, 4 states have (on average 82.75) internal successors, (331), 4 states have internal predecessors, (331), 3 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-12-02 15:05:58,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:05:58,147 INFO L93 Difference]: Finished difference Result 137051 states and 191004 transitions. [2024-12-02 15:05:58,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:05:58,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 82.75) internal successors, (331), 4 states have internal predecessors, (331), 3 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 726 [2024-12-02 15:05:58,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:05:58,442 INFO L225 Difference]: With dead ends: 137051 [2024-12-02 15:05:58,443 INFO L226 Difference]: Without dead ends: 68578 [2024-12-02 15:05:58,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:05:58,610 INFO L435 NwaCegarLoop]: 4884 mSDtfsCounter, 1 mSDsluCounter, 9757 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 14641 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:05:58,610 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14641 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:05:58,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68578 states. [2024-12-02 15:06:00,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68578 to 68562. [2024-12-02 15:06:00,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68562 states, 51410 states have (on average 1.3339428126823576) internal successors, (68578), 52071 states have internal predecessors, (68578), 13483 states have call successors, (13483), 3679 states have call predecessors, (13483), 3668 states have return successors, (13482), 13189 states have call predecessors, (13482), 13482 states have call successors, (13482) [2024-12-02 15:06:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68562 states to 68562 states and 95543 transitions. [2024-12-02 15:06:01,010 INFO L78 Accepts]: Start accepts. Automaton has 68562 states and 95543 transitions. Word has length 726 [2024-12-02 15:06:01,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:06:01,010 INFO L471 AbstractCegarLoop]: Abstraction has 68562 states and 95543 transitions. [2024-12-02 15:06:01,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 82.75) internal successors, (331), 4 states have internal predecessors, (331), 3 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-12-02 15:06:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 68562 states and 95543 transitions. [2024-12-02 15:06:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 732 [2024-12-02 15:06:01,133 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:06:01,133 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:06:01,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 15:06:01,133 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:06:01,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:06:01,134 INFO L85 PathProgramCache]: Analyzing trace with hash -318357612, now seen corresponding path program 1 times [2024-12-02 15:06:01,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:06:01,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960451277] [2024-12-02 15:06:01,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:06:01,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:06:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:06:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 911 trivial. 0 not checked. [2024-12-02 15:06:13,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:06:13,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960451277] [2024-12-02 15:06:13,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960451277] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:06:13,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056934058] [2024-12-02 15:06:13,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:06:13,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:06:13,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:06:13,334 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:06:13,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 15:06:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:06:26,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 9266 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 15:06:26,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:06:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2024-12-02 15:06:27,076 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:06:27,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056934058] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:06:27,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:06:27,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-12-02 15:06:27,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595921583] [2024-12-02 15:06:27,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:06:27,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:06:27,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:06:27,078 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:06:27,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-12-02 15:06:27,078 INFO L87 Difference]: Start difference. First operand 68562 states and 95543 transitions. Second operand has 7 states, 6 states have (on average 59.666666666666664) internal successors, (358), 6 states have internal predecessors, (358), 3 states have call successors, (75), 2 states have call predecessors, (75), 3 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-12-02 15:06:31,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:06:31,654 INFO L93 Difference]: Finished difference Result 137123 states and 191100 transitions. [2024-12-02 15:06:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 15:06:31,654 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 59.666666666666664) internal successors, (358), 6 states have internal predecessors, (358), 3 states have call successors, (75), 2 states have call predecessors, (75), 3 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) Word has length 731 [2024-12-02 15:06:31,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:06:31,943 INFO L225 Difference]: With dead ends: 137123 [2024-12-02 15:06:31,943 INFO L226 Difference]: Without dead ends: 68610 [2024-12-02 15:06:32,095 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 739 GetRequests, 728 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 15:06:32,095 INFO L435 NwaCegarLoop]: 4843 mSDtfsCounter, 2 mSDsluCounter, 24159 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 29002 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-12-02 15:06:32,096 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 29002 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-12-02 15:06:32,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68610 states. [2024-12-02 15:06:34,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68610 to 68594. [2024-12-02 15:06:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68594 states, 51434 states have (on average 1.3337869891511451) internal successors, (68602), 52095 states have internal predecessors, (68602), 13491 states have call successors, (13491), 3679 states have call predecessors, (13491), 3668 states have return successors, (13490), 13197 states have call predecessors, (13490), 13490 states have call successors, (13490) [2024-12-02 15:06:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68594 states to 68594 states and 95583 transitions. [2024-12-02 15:06:34,852 INFO L78 Accepts]: Start accepts. Automaton has 68594 states and 95583 transitions. Word has length 731 [2024-12-02 15:06:34,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:06:34,853 INFO L471 AbstractCegarLoop]: Abstraction has 68594 states and 95583 transitions. [2024-12-02 15:06:34,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 59.666666666666664) internal successors, (358), 6 states have internal predecessors, (358), 3 states have call successors, (75), 2 states have call predecessors, (75), 3 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-12-02 15:06:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 68594 states and 95583 transitions. [2024-12-02 15:06:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2024-12-02 15:06:34,980 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:06:34,980 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:06:35,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 15:06:35,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-12-02 15:06:35,181 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:06:35,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:06:35,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1335908473, now seen corresponding path program 1 times [2024-12-02 15:06:35,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:06:35,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674756141] [2024-12-02 15:06:35,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:06:35,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:06:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:06:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-12-02 15:06:47,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:06:47,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674756141] [2024-12-02 15:06:47,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674756141] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:06:47,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:06:47,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 15:06:47,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915071842] [2024-12-02 15:06:47,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:06:47,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 15:06:47,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:06:47,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 15:06:47,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:06:47,751 INFO L87 Difference]: Start difference. First operand 68594 states and 95583 transitions. Second operand has 6 states, 6 states have (on average 60.333333333333336) internal successors, (362), 6 states have internal predecessors, (362), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2024-12-02 15:06:51,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:06:55,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:06:55,372 INFO L93 Difference]: Finished difference Result 164872 states and 229774 transitions. [2024-12-02 15:06:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 15:06:55,373 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 60.333333333333336) internal successors, (362), 6 states have internal predecessors, (362), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) Word has length 751 [2024-12-02 15:06:55,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:06:55,719 INFO L225 Difference]: With dead ends: 164872 [2024-12-02 15:06:55,719 INFO L226 Difference]: Without dead ends: 96327 [2024-12-02 15:06:55,873 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 15:06:55,874 INFO L435 NwaCegarLoop]: 9047 mSDtfsCounter, 4156 mSDsluCounter, 31991 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4157 SdHoareTripleChecker+Valid, 41038 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:06:55,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4157 Valid, 41038 Invalid, 68 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-12-02 15:06:55,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96327 states. [2024-12-02 15:06:59,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96327 to 68626. [2024-12-02 15:06:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68626 states, 51458 states have (on average 1.3337867775661705) internal successors, (68634), 52119 states have internal predecessors, (68634), 13499 states have call successors, (13499), 3679 states have call predecessors, (13499), 3668 states have return successors, (13498), 13205 states have call predecessors, (13498), 13498 states have call successors, (13498) [2024-12-02 15:06:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68626 states to 68626 states and 95631 transitions. [2024-12-02 15:06:59,531 INFO L78 Accepts]: Start accepts. Automaton has 68626 states and 95631 transitions. Word has length 751 [2024-12-02 15:06:59,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:06:59,532 INFO L471 AbstractCegarLoop]: Abstraction has 68626 states and 95631 transitions. [2024-12-02 15:06:59,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 60.333333333333336) internal successors, (362), 6 states have internal predecessors, (362), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2024-12-02 15:06:59,532 INFO L276 IsEmpty]: Start isEmpty. Operand 68626 states and 95631 transitions. [2024-12-02 15:06:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2024-12-02 15:06:59,681 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:06:59,681 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:06:59,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 15:06:59,682 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:06:59,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:06:59,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1800263888, now seen corresponding path program 1 times [2024-12-02 15:06:59,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:06:59,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242680634] [2024-12-02 15:06:59,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:06:59,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:07:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:07:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 907 trivial. 0 not checked. [2024-12-02 15:07:10,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:07:10,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242680634] [2024-12-02 15:07:10,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242680634] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:07:10,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:07:10,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 15:07:10,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987024406] [2024-12-02 15:07:10,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:07:10,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:07:10,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:07:10,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:07:10,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:07:10,902 INFO L87 Difference]: Start difference. First operand 68626 states and 95631 transitions. Second operand has 7 states, 7 states have (on average 52.42857142857143) internal successors, (367), 7 states have internal predecessors, (367), 3 states have call successors, (80), 2 states have call predecessors, (80), 1 states have return successors, (78), 3 states have call predecessors, (78), 3 states have call successors, (78) [2024-12-02 15:07:14,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:07:19,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:07:19,199 INFO L93 Difference]: Finished difference Result 165012 states and 229978 transitions. [2024-12-02 15:07:19,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 15:07:19,200 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 52.42857142857143) internal successors, (367), 7 states have internal predecessors, (367), 3 states have call successors, (80), 2 states have call predecessors, (80), 1 states have return successors, (78), 3 states have call predecessors, (78), 3 states have call successors, (78) Word has length 767 [2024-12-02 15:07:19,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:07:19,585 INFO L225 Difference]: With dead ends: 165012 [2024-12-02 15:07:19,585 INFO L226 Difference]: Without dead ends: 96435 [2024-12-02 15:07:19,744 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 15:07:19,745 INFO L435 NwaCegarLoop]: 9001 mSDtfsCounter, 4164 mSDsluCounter, 40850 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4166 SdHoareTripleChecker+Valid, 49851 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:07:19,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4166 Valid, 49851 Invalid, 96 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 92 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 15:07:19,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96435 states. [2024-12-02 15:07:22,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96435 to 68666. [2024-12-02 15:07:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68666 states, 51490 states have (on average 1.3337347057681104) internal successors, (68674), 52151 states have internal predecessors, (68674), 13507 states have call successors, (13507), 3679 states have call predecessors, (13507), 3668 states have return successors, (13506), 13213 states have call predecessors, (13506), 13506 states have call successors, (13506) [2024-12-02 15:07:22,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68666 states to 68666 states and 95687 transitions. [2024-12-02 15:07:22,499 INFO L78 Accepts]: Start accepts. Automaton has 68666 states and 95687 transitions. Word has length 767 [2024-12-02 15:07:22,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:07:22,500 INFO L471 AbstractCegarLoop]: Abstraction has 68666 states and 95687 transitions. [2024-12-02 15:07:22,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 52.42857142857143) internal successors, (367), 7 states have internal predecessors, (367), 3 states have call successors, (80), 2 states have call predecessors, (80), 1 states have return successors, (78), 3 states have call predecessors, (78), 3 states have call successors, (78) [2024-12-02 15:07:22,500 INFO L276 IsEmpty]: Start isEmpty. Operand 68666 states and 95687 transitions. [2024-12-02 15:07:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 783 [2024-12-02 15:07:22,670 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:07:22,670 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:07:22,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 15:07:22,670 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:07:22,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:07:22,671 INFO L85 PathProgramCache]: Analyzing trace with hash 2441496, now seen corresponding path program 1 times [2024-12-02 15:07:22,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:07:22,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161590276] [2024-12-02 15:07:22,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:07:22,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:07:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:07:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 963 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2024-12-02 15:07:34,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:07:34,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161590276] [2024-12-02 15:07:34,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161590276] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:07:34,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:07:34,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 15:07:34,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325166860] [2024-12-02 15:07:34,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:07:34,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:07:34,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:07:34,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:07:34,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:07:34,834 INFO L87 Difference]: Start difference. First operand 68666 states and 95687 transitions. Second operand has 7 states, 7 states have (on average 53.714285714285715) internal successors, (376), 7 states have internal predecessors, (376), 3 states have call successors, (82), 2 states have call predecessors, (82), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) [2024-12-02 15:07:38,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:07:44,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:07:44,152 INFO L93 Difference]: Finished difference Result 165004 states and 229962 transitions. [2024-12-02 15:07:44,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 15:07:44,153 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 53.714285714285715) internal successors, (376), 7 states have internal predecessors, (376), 3 states have call successors, (82), 2 states have call predecessors, (82), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) Word has length 782 [2024-12-02 15:07:44,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:07:44,661 INFO L225 Difference]: With dead ends: 165004 [2024-12-02 15:07:44,661 INFO L226 Difference]: Without dead ends: 96387 [2024-12-02 15:07:44,884 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 15:07:44,885 INFO L435 NwaCegarLoop]: 9044 mSDtfsCounter, 4156 mSDsluCounter, 41012 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4158 SdHoareTripleChecker+Valid, 50056 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:07:44,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4158 Valid, 50056 Invalid, 91 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 86 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-12-02 15:07:44,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96387 states. [2024-12-02 15:07:48,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96387 to 68594. [2024-12-02 15:07:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68594 states, 51434 states have (on average 1.3337869891511451) internal successors, (68602), 52095 states have internal predecessors, (68602), 13491 states have call successors, (13491), 3679 states have call predecessors, (13491), 3668 states have return successors, (13490), 13197 states have call predecessors, (13490), 13490 states have call successors, (13490) [2024-12-02 15:07:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68594 states to 68594 states and 95583 transitions. [2024-12-02 15:07:48,375 INFO L78 Accepts]: Start accepts. Automaton has 68594 states and 95583 transitions. Word has length 782 [2024-12-02 15:07:48,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:07:48,375 INFO L471 AbstractCegarLoop]: Abstraction has 68594 states and 95583 transitions. [2024-12-02 15:07:48,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 53.714285714285715) internal successors, (376), 7 states have internal predecessors, (376), 3 states have call successors, (82), 2 states have call predecessors, (82), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) [2024-12-02 15:07:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 68594 states and 95583 transitions. [2024-12-02 15:07:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 801 [2024-12-02 15:07:48,503 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:07:48,503 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-12-02 15:07:48,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 15:07:48,503 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:07:48,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:07:48,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1340567532, now seen corresponding path program 1 times [2024-12-02 15:07:48,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:07:48,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869476397] [2024-12-02 15:07:48,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:07:48,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:07:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:08:02,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 47 proven. 4 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2024-12-02 15:08:02,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:08:02,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869476397] [2024-12-02 15:08:02,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869476397] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:08:02,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926946130] [2024-12-02 15:08:02,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:08:02,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:08:02,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:08:02,855 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:08:02,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 15:08:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:08:16,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 9878 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 15:08:16,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:08:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-12-02 15:08:18,523 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:08:18,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926946130] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:08:18,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:08:18,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2024-12-02 15:08:18,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399568293] [2024-12-02 15:08:18,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:08:18,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 15:08:18,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:08:18,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 15:08:18,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=305, Unknown=0, NotChecked=0, Total=342 [2024-12-02 15:08:18,526 INFO L87 Difference]: Start difference. First operand 68594 states and 95583 transitions. Second operand has 8 states, 7 states have (on average 55.57142857142857) internal successors, (389), 6 states have internal predecessors, (389), 3 states have call successors, (85), 2 states have call predecessors, (85), 4 states have return successors, (83), 4 states have call predecessors, (83), 3 states have call successors, (83) [2024-12-02 15:08:25,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:08:25,157 INFO L93 Difference]: Finished difference Result 137255 states and 191340 transitions. [2024-12-02 15:08:25,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 15:08:25,158 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 55.57142857142857) internal successors, (389), 6 states have internal predecessors, (389), 3 states have call successors, (85), 2 states have call predecessors, (85), 4 states have return successors, (83), 4 states have call predecessors, (83), 3 states have call successors, (83) Word has length 800 [2024-12-02 15:08:25,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:08:25,458 INFO L225 Difference]: With dead ends: 137255 [2024-12-02 15:08:25,458 INFO L226 Difference]: Without dead ends: 68710 [2024-12-02 15:08:25,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 814 GetRequests, 795 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=47, Invalid=373, Unknown=0, NotChecked=0, Total=420 [2024-12-02 15:08:25,599 INFO L435 NwaCegarLoop]: 4847 mSDtfsCounter, 2 mSDsluCounter, 29025 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 33872 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-12-02 15:08:25,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 33872 Invalid, 360 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-12-02 15:08:25,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68710 states. [2024-12-02 15:08:28,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68710 to 68642. [2024-12-02 15:08:28,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68642 states, 51466 states have (on average 1.333579450511017) internal successors, (68634), 52127 states have internal predecessors, (68634), 13499 states have call successors, (13499), 3679 states have call predecessors, (13499), 3676 states have return successors, (13538), 13213 states have call predecessors, (13538), 13498 states have call successors, (13538) [2024-12-02 15:08:28,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68642 states to 68642 states and 95671 transitions. [2024-12-02 15:08:28,785 INFO L78 Accepts]: Start accepts. Automaton has 68642 states and 95671 transitions. Word has length 800 [2024-12-02 15:08:28,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:08:28,786 INFO L471 AbstractCegarLoop]: Abstraction has 68642 states and 95671 transitions. [2024-12-02 15:08:28,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 55.57142857142857) internal successors, (389), 6 states have internal predecessors, (389), 3 states have call successors, (85), 2 states have call predecessors, (85), 4 states have return successors, (83), 4 states have call predecessors, (83), 3 states have call successors, (83) [2024-12-02 15:08:28,786 INFO L276 IsEmpty]: Start isEmpty. Operand 68642 states and 95671 transitions. [2024-12-02 15:08:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2024-12-02 15:08:29,106 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:08:29,107 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:08:29,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 15:08:29,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:08:29,307 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:08:29,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:08:29,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1549658577, now seen corresponding path program 1 times [2024-12-02 15:08:29,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:08:29,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370188735] [2024-12-02 15:08:29,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:08:29,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:08:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:08:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2024-12-02 15:08:43,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:08:43,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370188735] [2024-12-02 15:08:43,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370188735] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:08:43,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:08:43,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 15:08:43,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786530512] [2024-12-02 15:08:43,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:08:43,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:08:43,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:08:43,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:08:43,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:08:43,640 INFO L87 Difference]: Start difference. First operand 68642 states and 95671 transitions. Second operand has 12 states, 12 states have (on average 31.5) internal successors, (378), 11 states have internal predecessors, (378), 4 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (80), 5 states have call predecessors, (80), 4 states have call successors, (80) [2024-12-02 15:08:47,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:08:56,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:08:56,692 INFO L93 Difference]: Finished difference Result 165230 states and 230418 transitions. [2024-12-02 15:08:56,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-02 15:08:56,693 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 31.5) internal successors, (378), 11 states have internal predecessors, (378), 4 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (80), 5 states have call predecessors, (80), 4 states have call successors, (80) Word has length 808 [2024-12-02 15:08:56,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:08:57,208 INFO L225 Difference]: With dead ends: 165230 [2024-12-02 15:08:57,208 INFO L226 Difference]: Without dead ends: 96637 [2024-12-02 15:08:57,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2024-12-02 15:08:57,327 INFO L435 NwaCegarLoop]: 9022 mSDtfsCounter, 4170 mSDsluCounter, 86021 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4174 SdHoareTripleChecker+Valid, 95043 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-12-02 15:08:57,327 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4174 Valid, 95043 Invalid, 320 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 309 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2024-12-02 15:08:57,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96637 states. [2024-12-02 15:08:59,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96637 to 68800. [2024-12-02 15:08:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68800 states, 51592 states have (on average 1.3332687238331524) internal successors, (68786), 52257 states have internal predecessors, (68786), 13523 states have call successors, (13523), 3679 states have call predecessors, (13523), 3684 states have return successors, (13574), 13241 states have call predecessors, (13574), 13522 states have call successors, (13574) [2024-12-02 15:09:00,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68800 states to 68800 states and 95883 transitions. [2024-12-02 15:09:00,146 INFO L78 Accepts]: Start accepts. Automaton has 68800 states and 95883 transitions. Word has length 808 [2024-12-02 15:09:00,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:09:00,147 INFO L471 AbstractCegarLoop]: Abstraction has 68800 states and 95883 transitions. [2024-12-02 15:09:00,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 31.5) internal successors, (378), 11 states have internal predecessors, (378), 4 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (80), 5 states have call predecessors, (80), 4 states have call successors, (80) [2024-12-02 15:09:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 68800 states and 95883 transitions. [2024-12-02 15:09:00,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2024-12-02 15:09:00,296 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:09:00,297 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:09:00,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 15:09:00,297 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:09:00,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:09:00,298 INFO L85 PathProgramCache]: Analyzing trace with hash 413714131, now seen corresponding path program 1 times [2024-12-02 15:09:00,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:09:00,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973489256] [2024-12-02 15:09:00,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:09:00,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:09:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:09:13,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-12-02 15:09:13,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:09:13,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973489256] [2024-12-02 15:09:13,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973489256] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:09:13,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801731273] [2024-12-02 15:09:13,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:09:13,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:09:13,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:09:13,477 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:09:13,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 15:09:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:09:28,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 9924 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 15:09:28,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:09:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1007 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2024-12-02 15:09:29,861 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:09:29,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801731273] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:09:29,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:09:29,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2024-12-02 15:09:29,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229554184] [2024-12-02 15:09:29,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:09:29,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 15:09:29,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:09:29,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 15:09:29,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-12-02 15:09:29,864 INFO L87 Difference]: Start difference. First operand 68800 states and 95883 transitions. Second operand has 9 states, 8 states have (on average 51.125) internal successors, (409), 7 states have internal predecessors, (409), 4 states have call successors, (86), 2 states have call predecessors, (86), 4 states have return successors, (84), 5 states have call predecessors, (84), 4 states have call successors, (84) [2024-12-02 15:09:36,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:09:36,874 INFO L93 Difference]: Finished difference Result 137595 states and 191768 transitions. [2024-12-02 15:09:36,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 15:09:36,875 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 51.125) internal successors, (409), 7 states have internal predecessors, (409), 4 states have call successors, (86), 2 states have call predecessors, (86), 4 states have return successors, (84), 5 states have call predecessors, (84), 4 states have call successors, (84) Word has length 808 [2024-12-02 15:09:36,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:09:37,194 INFO L225 Difference]: With dead ends: 137595 [2024-12-02 15:09:37,194 INFO L226 Difference]: Without dead ends: 68844 [2024-12-02 15:09:37,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 803 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2024-12-02 15:09:37,354 INFO L435 NwaCegarLoop]: 4847 mSDtfsCounter, 3 mSDsluCounter, 33862 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 38709 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:09:37,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 38709 Invalid, 407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 15:09:37,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68844 states. [2024-12-02 15:09:40,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68844 to 68800. [2024-12-02 15:09:40,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68800 states, 51592 states have (on average 1.3331136610327183) internal successors, (68778), 52249 states have internal predecessors, (68778), 13523 states have call successors, (13523), 3679 states have call predecessors, (13523), 3684 states have return successors, (13574), 13241 states have call predecessors, (13574), 13522 states have call successors, (13574) [2024-12-02 15:09:40,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68800 states to 68800 states and 95875 transitions. [2024-12-02 15:09:40,819 INFO L78 Accepts]: Start accepts. Automaton has 68800 states and 95875 transitions. Word has length 808 [2024-12-02 15:09:40,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:09:40,820 INFO L471 AbstractCegarLoop]: Abstraction has 68800 states and 95875 transitions. [2024-12-02 15:09:40,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 51.125) internal successors, (409), 7 states have internal predecessors, (409), 4 states have call successors, (86), 2 states have call predecessors, (86), 4 states have return successors, (84), 5 states have call predecessors, (84), 4 states have call successors, (84) [2024-12-02 15:09:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 68800 states and 95875 transitions. [2024-12-02 15:09:40,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2024-12-02 15:09:40,997 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:09:40,998 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:09:41,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 15:09:41,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:09:41,199 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:09:41,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:09:41,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1605201688, now seen corresponding path program 1 times [2024-12-02 15:09:41,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:09:41,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845467988] [2024-12-02 15:09:41,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:09:41,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:09:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:09:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 47 proven. 4 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2024-12-02 15:09:56,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:09:56,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845467988] [2024-12-02 15:09:56,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845467988] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:09:56,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22393774] [2024-12-02 15:09:56,018 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:09:56,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:09:56,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:09:56,020 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:09:56,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 15:10:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:10:10,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 10243 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 15:10:10,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:10:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2024-12-02 15:10:12,788 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:10:12,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22393774] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:10:12,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:10:12,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-12-02 15:10:12,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104849434] [2024-12-02 15:10:12,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:10:12,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:10:12,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:10:12,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:10:12,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=272, Unknown=0, NotChecked=0, Total=306 [2024-12-02 15:10:12,790 INFO L87 Difference]: Start difference. First operand 68800 states and 95875 transitions. Second operand has 7 states, 7 states have (on average 58.142857142857146) internal successors, (407), 6 states have internal predecessors, (407), 3 states have call successors, (90), 2 states have call predecessors, (90), 3 states have return successors, (88), 4 states have call predecessors, (88), 3 states have call successors, (88) [2024-12-02 15:10:16,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 15:10:22,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:10:22,460 INFO L93 Difference]: Finished difference Result 165424 states and 230600 transitions. [2024-12-02 15:10:22,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 15:10:22,461 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 58.142857142857146) internal successors, (407), 6 states have internal predecessors, (407), 3 states have call successors, (90), 2 states have call predecessors, (90), 3 states have return successors, (88), 4 states have call predecessors, (88), 3 states have call successors, (88) Word has length 859 [2024-12-02 15:10:22,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:10:22,823 INFO L225 Difference]: With dead ends: 165424 [2024-12-02 15:10:22,823 INFO L226 Difference]: Without dead ends: 96673 [2024-12-02 15:10:22,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 875 GetRequests, 855 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2024-12-02 15:10:22,959 INFO L435 NwaCegarLoop]: 8996 mSDtfsCounter, 4160 mSDsluCounter, 40843 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4166 SdHoareTripleChecker+Valid, 49839 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:10:22,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4166 Valid, 49839 Invalid, 81 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 15:10:23,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96673 states. [2024-12-02 15:10:26,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96673 to 68808. [2024-12-02 15:10:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68808 states, 51592 states have (on average 1.3331136610327183) internal successors, (68778), 52257 states have internal predecessors, (68778), 13531 states have call successors, (13531), 3679 states have call predecessors, (13531), 3684 states have return successors, (13582), 13249 states have call predecessors, (13582), 13530 states have call successors, (13582) [2024-12-02 15:10:26,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68808 states to 68808 states and 95891 transitions. [2024-12-02 15:10:26,539 INFO L78 Accepts]: Start accepts. Automaton has 68808 states and 95891 transitions. Word has length 859 [2024-12-02 15:10:26,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:10:26,540 INFO L471 AbstractCegarLoop]: Abstraction has 68808 states and 95891 transitions. [2024-12-02 15:10:26,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 58.142857142857146) internal successors, (407), 6 states have internal predecessors, (407), 3 states have call successors, (90), 2 states have call predecessors, (90), 3 states have return successors, (88), 4 states have call predecessors, (88), 3 states have call successors, (88) [2024-12-02 15:10:26,540 INFO L276 IsEmpty]: Start isEmpty. Operand 68808 states and 95891 transitions. [2024-12-02 15:10:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2024-12-02 15:10:26,699 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:10:26,699 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:10:26,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 15:10:26,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-12-02 15:10:26,900 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:10:26,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:10:26,900 INFO L85 PathProgramCache]: Analyzing trace with hash -800977898, now seen corresponding path program 1 times [2024-12-02 15:10:26,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:10:26,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715674125] [2024-12-02 15:10:26,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:10:26,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:10:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:10:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2252 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2211 trivial. 0 not checked. [2024-12-02 15:10:40,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:10:40,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715674125] [2024-12-02 15:10:40,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715674125] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:10:40,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:10:40,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:10:40,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259429215] [2024-12-02 15:10:40,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:10:40,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:10:40,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:10:40,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:10:40,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:10:40,158 INFO L87 Difference]: Start difference. First operand 68808 states and 95891 transitions. Second operand has 3 states, 3 states have (on average 171.66666666666666) internal successors, (515), 3 states have internal predecessors, (515), 2 states have call successors, (134), 2 states have call predecessors, (134), 2 states have return successors, (132), 2 states have call predecessors, (132), 2 states have call successors, (132) [2024-12-02 15:10:42,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:10:42,634 INFO L93 Difference]: Finished difference Result 137903 states and 192540 transitions. [2024-12-02 15:10:42,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:10:42,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 171.66666666666666) internal successors, (515), 3 states have internal predecessors, (515), 2 states have call successors, (134), 2 states have call predecessors, (134), 2 states have return successors, (132), 2 states have call predecessors, (132), 2 states have call successors, (132) Word has length 1116 [2024-12-02 15:10:42,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:10:43,507 INFO L225 Difference]: With dead ends: 137903 [2024-12-02 15:10:43,507 INFO L226 Difference]: Without dead ends: 69144 [2024-12-02 15:10:43,659 INFO L434 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 [2024-12-02 15:10:43,660 INFO L435 NwaCegarLoop]: 4880 mSDtfsCounter, 8 mSDsluCounter, 4876 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 9756 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:10:43,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 9756 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:10:43,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69144 states. [2024-12-02 15:10:47,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69144 to 68836. [2024-12-02 15:10:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68836 states, 51620 states have (on average 1.332932971716389) internal successors, (68806), 52285 states have internal predecessors, (68806), 13531 states have call successors, (13531), 3679 states have call predecessors, (13531), 3684 states have return successors, (13582), 13249 states have call predecessors, (13582), 13530 states have call successors, (13582) [2024-12-02 15:10:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68836 states to 68836 states and 95919 transitions. [2024-12-02 15:10:47,618 INFO L78 Accepts]: Start accepts. Automaton has 68836 states and 95919 transitions. Word has length 1116 [2024-12-02 15:10:47,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:10:47,619 INFO L471 AbstractCegarLoop]: Abstraction has 68836 states and 95919 transitions. [2024-12-02 15:10:47,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 171.66666666666666) internal successors, (515), 3 states have internal predecessors, (515), 2 states have call successors, (134), 2 states have call predecessors, (134), 2 states have return successors, (132), 2 states have call predecessors, (132), 2 states have call successors, (132) [2024-12-02 15:10:47,619 INFO L276 IsEmpty]: Start isEmpty. Operand 68836 states and 95919 transitions. [2024-12-02 15:10:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1125 [2024-12-02 15:10:47,775 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:10:47,776 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:10:47,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 15:10:47,776 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:10:47,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:10:47,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1974121040, now seen corresponding path program 1 times [2024-12-02 15:10:47,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:10:47,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785624800] [2024-12-02 15:10:47,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:10:47,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:10:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:11:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2331 backedges. 47 proven. 12 refuted. 0 times theorem prover too weak. 2272 trivial. 0 not checked. [2024-12-02 15:11:02,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:11:02,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785624800] [2024-12-02 15:11:02,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785624800] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:11:02,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647366483] [2024-12-02 15:11:02,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:11:02,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:11:02,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:11:02,189 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:11:02,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 15:11:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:11:19,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 11525 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 15:11:19,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:11:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2331 backedges. 650 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-12-02 15:11:19,710 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:11:19,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647366483] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:11:19,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:11:19,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2024-12-02 15:11:19,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289212655] [2024-12-02 15:11:19,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:11:19,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:11:19,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:11:19,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:11:19,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2024-12-02 15:11:19,713 INFO L87 Difference]: Start difference. First operand 68836 states and 95919 transitions. Second operand has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 2 states have call successors, (135), 2 states have call predecessors, (135), 2 states have return successors, (133), 2 states have call predecessors, (133), 2 states have call successors, (133) [2024-12-02 15:11:22,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:11:22,158 INFO L93 Difference]: Finished difference Result 137847 states and 192428 transitions. [2024-12-02 15:11:22,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:11:22,159 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 2 states have call successors, (135), 2 states have call predecessors, (135), 2 states have return successors, (133), 2 states have call predecessors, (133), 2 states have call successors, (133) Word has length 1124 [2024-12-02 15:11:22,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:11:22,518 INFO L225 Difference]: With dead ends: 137847 [2024-12-02 15:11:22,519 INFO L226 Difference]: Without dead ends: 69060 [2024-12-02 15:11:22,699 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1136 GetRequests, 1124 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2024-12-02 15:11:22,699 INFO L435 NwaCegarLoop]: 4881 mSDtfsCounter, 4 mSDsluCounter, 4877 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 9758 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:11:22,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 9758 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:11:22,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69060 states. [2024-12-02 15:11:25,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69060 to 68864. [2024-12-02 15:11:25,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68864 states, 51648 states have (on average 1.332752478314746) internal successors, (68834), 52313 states have internal predecessors, (68834), 13531 states have call successors, (13531), 3679 states have call predecessors, (13531), 3684 states have return successors, (13582), 13249 states have call predecessors, (13582), 13530 states have call successors, (13582) [2024-12-02 15:11:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68864 states to 68864 states and 95947 transitions. [2024-12-02 15:11:26,173 INFO L78 Accepts]: Start accepts. Automaton has 68864 states and 95947 transitions. Word has length 1124 [2024-12-02 15:11:26,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:11:26,174 INFO L471 AbstractCegarLoop]: Abstraction has 68864 states and 95947 transitions. [2024-12-02 15:11:26,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 2 states have call successors, (135), 2 states have call predecessors, (135), 2 states have return successors, (133), 2 states have call predecessors, (133), 2 states have call successors, (133) [2024-12-02 15:11:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 68864 states and 95947 transitions. [2024-12-02 15:11:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2024-12-02 15:11:26,346 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:11:26,346 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:11:26,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 15:11:26,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-12-02 15:11:26,547 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:11:26,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:11:26,547 INFO L85 PathProgramCache]: Analyzing trace with hash 113831085, now seen corresponding path program 1 times [2024-12-02 15:11:26,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:11:26,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634127023] [2024-12-02 15:11:26,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:11:26,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:11:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:11:38,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2497 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 2454 trivial. 0 not checked. [2024-12-02 15:11:38,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:11:38,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634127023] [2024-12-02 15:11:38,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634127023] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:11:38,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672675689] [2024-12-02 15:11:38,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:11:38,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:11:38,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:11:38,225 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:11:38,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 15:11:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:11:53,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 11600 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:11:53,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:11:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2497 backedges. 704 proven. 1 refuted. 0 times theorem prover too weak. 1792 trivial. 0 not checked. [2024-12-02 15:11:53,588 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:12:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2497 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 2454 trivial. 0 not checked. [2024-12-02 15:12:05,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672675689] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:12:05,379 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 15:12:05,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2024-12-02 15:12:05,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656346202] [2024-12-02 15:12:05,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 15:12:05,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:12:05,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:12:05,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:12:05,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:12:05,384 INFO L87 Difference]: Start difference. First operand 68864 states and 95947 transitions. Second operand has 5 states, 5 states have (on average 113.4) internal successors, (567), 5 states have internal predecessors, (567), 4 states have call successors, (176), 2 states have call predecessors, (176), 2 states have return successors, (174), 4 states have call predecessors, (174), 4 states have call successors, (174) [2024-12-02 15:12:07,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:12:07,898 INFO L93 Difference]: Finished difference Result 137903 states and 192484 transitions. [2024-12-02 15:12:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:12:07,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 113.4) internal successors, (567), 5 states have internal predecessors, (567), 4 states have call successors, (176), 2 states have call predecessors, (176), 2 states have return successors, (174), 4 states have call predecessors, (174), 4 states have call successors, (174) Word has length 1141 [2024-12-02 15:12:07,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:12:08,414 INFO L225 Difference]: With dead ends: 137903 [2024-12-02 15:12:08,414 INFO L226 Difference]: Without dead ends: 69088 [2024-12-02 15:12:08,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2284 GetRequests, 2280 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:12:08,576 INFO L435 NwaCegarLoop]: 4881 mSDtfsCounter, 4 mSDsluCounter, 4874 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 9755 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:12:08,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 9755 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:12:08,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69088 states. [2024-12-02 15:12:11,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69088 to 69088. [2024-12-02 15:12:12,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69088 states, 51788 states have (on average 1.3318529389047655) internal successors, (68974), 52453 states have internal predecessors, (68974), 13615 states have call successors, (13615), 3679 states have call predecessors, (13615), 3684 states have return successors, (13666), 13333 states have call predecessors, (13666), 13614 states have call successors, (13666) [2024-12-02 15:12:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69088 states to 69088 states and 96255 transitions. [2024-12-02 15:12:12,458 INFO L78 Accepts]: Start accepts. Automaton has 69088 states and 96255 transitions. Word has length 1141 [2024-12-02 15:12:12,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:12:12,459 INFO L471 AbstractCegarLoop]: Abstraction has 69088 states and 96255 transitions. [2024-12-02 15:12:12,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.4) internal successors, (567), 5 states have internal predecessors, (567), 4 states have call successors, (176), 2 states have call predecessors, (176), 2 states have return successors, (174), 4 states have call predecessors, (174), 4 states have call successors, (174) [2024-12-02 15:12:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 69088 states and 96255 transitions. [2024-12-02 15:12:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1159 [2024-12-02 15:12:12,691 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:12:12,691 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:12:12,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 15:12:12,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-12-02 15:12:12,892 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:12:12,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:12:12,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1952114704, now seen corresponding path program 2 times [2024-12-02 15:12:12,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:12:12,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085991994] [2024-12-02 15:12:12,893 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 15:12:12,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:12:22,823 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-02 15:12:22,824 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 15:12:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2686 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2686 trivial. 0 not checked. [2024-12-02 15:12:23,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:12:23,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085991994] [2024-12-02 15:12:23,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085991994] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:12:23,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:12:23,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:12:23,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066549997] [2024-12-02 15:12:23,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:12:23,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:12:23,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:12:23,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:12:23,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:12:23,593 INFO L87 Difference]: Start difference. First operand 69088 states and 96255 transitions. Second operand has 5 states, 4 states have (on average 127.5) internal successors, (510), 4 states have internal predecessors, (510), 3 states have call successors, (138), 3 states have call predecessors, (138), 1 states have return successors, (136), 1 states have call predecessors, (136), 1 states have call successors, (136) [2024-12-02 15:12:25,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:12:25,930 INFO L93 Difference]: Finished difference Result 138145 states and 192472 transitions. [2024-12-02 15:12:25,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:12:25,931 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 127.5) internal successors, (510), 4 states have internal predecessors, (510), 3 states have call successors, (138), 3 states have call predecessors, (138), 1 states have return successors, (136), 1 states have call predecessors, (136), 1 states have call successors, (136) Word has length 1158 [2024-12-02 15:12:25,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:12:26,388 INFO L225 Difference]: With dead ends: 138145 [2024-12-02 15:12:26,388 INFO L226 Difference]: Without dead ends: 69106 [2024-12-02 15:12:26,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:12:26,522 INFO L435 NwaCegarLoop]: 4883 mSDtfsCounter, 18 mSDsluCounter, 14633 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 19516 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:12:26,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 19516 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:12:26,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69106 states. [2024-12-02 15:12:29,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69106 to 69098. [2024-12-02 15:12:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69098 states, 51796 states have (on average 1.3316472314464438) internal successors, (68974), 52461 states have internal predecessors, (68974), 13615 states have call successors, (13615), 3681 states have call predecessors, (13615), 3686 states have return successors, (13666), 13333 states have call predecessors, (13666), 13614 states have call successors, (13666) [2024-12-02 15:12:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69098 states to 69098 states and 96255 transitions. [2024-12-02 15:12:29,822 INFO L78 Accepts]: Start accepts. Automaton has 69098 states and 96255 transitions. Word has length 1158 [2024-12-02 15:12:29,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:12:29,823 INFO L471 AbstractCegarLoop]: Abstraction has 69098 states and 96255 transitions. [2024-12-02 15:12:29,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 127.5) internal successors, (510), 4 states have internal predecessors, (510), 3 states have call successors, (138), 3 states have call predecessors, (138), 1 states have return successors, (136), 1 states have call predecessors, (136), 1 states have call successors, (136) [2024-12-02 15:12:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 69098 states and 96255 transitions. [2024-12-02 15:12:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1161 [2024-12-02 15:12:29,975 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:12:29,976 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:12:29,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 15:12:29,976 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:12:29,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:12:29,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1933303181, now seen corresponding path program 1 times [2024-12-02 15:12:29,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:12:29,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378345634] [2024-12-02 15:12:29,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:12:29,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:12:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:12:45,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2686 backedges. 47 proven. 12 refuted. 0 times theorem prover too weak. 2627 trivial. 0 not checked. [2024-12-02 15:12:45,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:12:45,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378345634] [2024-12-02 15:12:45,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378345634] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:12:45,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528183204] [2024-12-02 15:12:45,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:12:45,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:12:45,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:12:45,658 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:12:45,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c891a00-658f-4ff8-80dc-3d68703e7b58/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 15:13:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:13:01,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 11675 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:13:01,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:13:02,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2686 backedges. 757 proven. 1 refuted. 0 times theorem prover too weak. 1928 trivial. 0 not checked. [2024-12-02 15:13:02,366 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:13:14,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2686 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 2644 trivial. 0 not checked. [2024-12-02 15:13:14,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1528183204] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:13:14,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 15:13:14,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 4, 4] total 17 [2024-12-02 15:13:14,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974961747] [2024-12-02 15:13:14,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 15:13:14,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 15:13:14,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:13:14,875 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 15:13:14,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2024-12-02 15:13:14,876 INFO L87 Difference]: Start difference. First operand 69098 states and 96255 transitions. Second operand has 17 states, 16 states have (on average 41.4375) internal successors, (663), 15 states have internal predecessors, (663), 6 states have call successors, (205), 2 states have call predecessors, (205), 4 states have return successors, (204), 7 states have call predecessors, (204), 6 states have call successors, (204)