./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.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_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/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_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/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_c409fc15-745a-4db0-955c-4af73c785e2e/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 28669211a2ef49b5efd7443ec92409c5f49218a96d1252c934deb7757bde86cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:21:44,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:21:44,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 13:21:44,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:21:44,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:21:44,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:21:44,257 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:21:44,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:21:44,258 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:21:44,258 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:21:44,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:21:44,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:21:44,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:21:44,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:21:44,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:21:44,260 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:21:44,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:21:44,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:21:44,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:21:44,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:21:44,261 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_c409fc15-745a-4db0-955c-4af73c785e2e/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 -> 28669211a2ef49b5efd7443ec92409c5f49218a96d1252c934deb7757bde86cd [2024-12-02 13:21:44,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:21:44,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:21:44,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:21:44,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:21:44,506 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:21:44,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2024-12-02 13:21:47,128 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/data/cea645c1d/a32e215bc85347b5976866200df075a6/FLAG4d7961c58 [2024-12-02 13:21:47,580 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:21:47,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2024-12-02 13:21:47,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/data/cea645c1d/a32e215bc85347b5976866200df075a6/FLAG4d7961c58 [2024-12-02 13:21:47,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/data/cea645c1d/a32e215bc85347b5976866200df075a6 [2024-12-02 13:21:47,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:21:47,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:21:47,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:21:47,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:21:47,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:21:47,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:21:47" (1/1) ... [2024-12-02 13:21:47,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb41999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:47, skipping insertion in model container [2024-12-02 13:21:47,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:21:47" (1/1) ... [2024-12-02 13:21:47,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:21:50,370 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_c409fc15-745a-4db0-955c-4af73c785e2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387086,387099] [2024-12-02 13:21:50,374 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_c409fc15-745a-4db0-955c-4af73c785e2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387231,387244] [2024-12-02 13:21:50,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:21:50,450 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:21:50,554 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"); [5254] [2024-12-02 13:21:50,556 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)); [5261] [2024-12-02 13:21:50,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5268] [2024-12-02 13:21:50,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5309-5310] [2024-12-02 13:21:50,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5315-5317] [2024-12-02 13:21:50,563 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5463] [2024-12-02 13:21:50,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5471] [2024-12-02 13:21:50,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5478] [2024-12-02 13:21:50,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5485] [2024-12-02 13:21:50,570 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)); [5589-5590] [2024-12-02 13:21:50,572 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)); [5623-5624] [2024-12-02 13:21:50,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5660-5661] [2024-12-02 13:21:50,574 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" (115), "i" (12UL)); [5697-5698] [2024-12-02 13:21:50,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5957-5958] [2024-12-02 13:21:50,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5964] [2024-12-02 13:21:50,677 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8592] [2024-12-02 13:21:50,683 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)(& np->rx_skbuff) + ((unsigned long )np->cur_rx & 31UL)) [8748] [2024-12-02 13:21:50,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/natsemi/natsemi.c"), "i" (3315), "i" (12UL)); [10300-10301] [2024-12-02 13:21:50,818 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_c409fc15-745a-4db0-955c-4af73c785e2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387086,387099] [2024-12-02 13:21:50,818 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_c409fc15-745a-4db0-955c-4af73c785e2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i[387231,387244] [2024-12-02 13:21:50,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:21:51,088 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:21:51,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51 WrapperNode [2024-12-02 13:21:51,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:21:51,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:21:51,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:21:51,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:21:51,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:51,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:51,369 INFO L138 Inliner]: procedures = 510, calls = 2683, calls flagged for inlining = 247, calls inlined = 217, statements flattened = 6595 [2024-12-02 13:21:51,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:21:51,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:21:51,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:21:51,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:21:51,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:51,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:51,418 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:52,775 INFO L175 MemorySlicer]: Split 1066 memory accesses to 31 slices as follows [9, 16, 52, 3, 2, 738, 1, 5, 5, 2, 2, 6, 3, 4, 3, 2, 4, 2, 2, 1, 5, 8, 5, 1, 8, 2, 153, 2, 2, 9, 9]. 69 percent of accesses are in the largest equivalence class. The 103 initializations are split as follows [6, 0, 0, 1, 0, 20, 0, 5, 5, 0, 0, 0, 3, 4, 3, 2, 4, 2, 2, 1, 5, 8, 5, 1, 8, 0, 0, 2, 0, 8, 8]. The 522 writes are split as follows [0, 16, 42, 0, 1, 304, 0, 0, 0, 0, 1, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 153, 0, 1, 0, 0]. [2024-12-02 13:21:52,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:52,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:52,909 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:52,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:52,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:53,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:53,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:53,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:21:53,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:21:53,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:21:53,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:21:53,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (1/1) ... [2024-12-02 13:21:53,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:21:53,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:21:53,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:21:53,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:21:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure drain_rx [2024-12-02 13:21:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_rx [2024-12-02 13:21:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-12-02 13:21:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-12-02 13:21:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_write [2024-12-02 13:21:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_write [2024-12-02 13:21:53,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-12-02 13:21:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-12-02 13:21:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 13:21:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 13:21:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-12-02 13:21:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-12-02 13:21:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_done [2024-12-02 13:21:53,137 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_done [2024-12-02 13:21:53,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_rx [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_rx [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_92 [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_92 [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_ring [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_ring [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-12-02 13:21:53,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-12-02 13:21:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 13:21:53,139 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2024-12-02 13:21:53,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_stop_rxtx [2024-12-02 13:21:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_stop_rxtx [2024-12-02 13:21:53,140 INFO L130 BoogieDeclarations]: Found specification of procedure ns_tx_timeout [2024-12-02 13:21:53,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_tx_timeout [2024-12-02 13:21:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 13:21:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 13:21:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 13:21:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-12-02 13:21:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_reset [2024-12-02 13:21:53,143 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_reset [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 13:21:53,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-12-02 13:21:53,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 13:21:53,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 13:21:53,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-12-02 13:21:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 13:21:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-12-02 13:21:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure move_int_phy [2024-12-02 13:21:53,146 INFO L138 BoogieDeclarations]: Found implementation of procedure move_int_phy [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 13:21:53,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 13:21:53,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 13:21:53,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure enable_wol_mode [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_wol_mode [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_resume [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_resume [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-12-02 13:21:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-12-02 13:21:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-12-02 13:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-12-02 13:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-12-02 13:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure mii_getbit [2024-12-02 13:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_getbit [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 13:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 13:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 13:21:53,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 13:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_poll_controller [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_poll_controller [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure check_link [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 13:21:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 13:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure init_phy_fixup [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure init_phy_fixup [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_result [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_result [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:21:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 13:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 13:21:53,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 13:21:53,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_external [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_external [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure get_eeprom_len [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure get_eeprom_len [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure get_regs_len [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure get_regs_len [2024-12-02 13:21:53,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-12-02 13:21:53,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure nway_reset [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure nway_reset [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_91 [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_91 [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_internal [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_internal [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure dump_ring [2024-12-02 13:21:53,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_ring [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 13:21:53,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 13:21:53,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 13:21:53,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 13:21:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2024-12-02 13:21:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 13:21:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2024-12-02 13:21:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 13:21:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-12-02 13:21:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-12-02 13:21:53,162 INFO L130 BoogieDeclarations]: Found specification of procedure __get_stats [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_stats [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure drain_ring [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_ring [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_remove1 [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_remove1 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2024-12-02 13:21:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_natsemi_exit_mod_15_2 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 13:21:53,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure init_ring [2024-12-02 13:21:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ring [2024-12-02 13:21:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 13:21:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_disable [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_disable [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioaddr [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioaddr [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure mii_send_bits [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_send_bits [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure refill_rx [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_rx [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 13:21:53,166 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2024-12-02 13:21:53,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-12-02 13:21:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure drain_tx [2024-12-02 13:21:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_tx [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_enable [2024-12-02 13:21:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_enable [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 13:21:53,167 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 13:21:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_read [2024-12-02 13:21:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_read [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 13:21:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-12-02 13:21:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-12-02 13:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2024-12-02 13:21:53,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2024-12-02 13:21:54,204 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:21:54,208 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:22:07,790 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-12-02 13:22:08,462 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 13:22:15,340 INFO L? ?]: Removed 3650 outVars from TransFormulas that were not future-live. [2024-12-02 13:22:15,340 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:22:15,389 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:22:15,389 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 13:22:15,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:22:15 BoogieIcfgContainer [2024-12-02 13:22:15,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:22:15,391 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:22:15,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:22:15,396 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:22:15,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:21:47" (1/3) ... [2024-12-02 13:22:15,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47bd12cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:22:15, skipping insertion in model container [2024-12-02 13:22:15,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:21:51" (2/3) ... [2024-12-02 13:22:15,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47bd12cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:22:15, skipping insertion in model container [2024-12-02 13:22:15,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:22:15" (3/3) ... [2024-12-02 13:22:15,398 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2024-12-02 13:22:15,413 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:22:15,416 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i that has 162 procedures, 3398 locations, 1 initial locations, 64 loop locations, and 1 error locations. [2024-12-02 13:22:15,522 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:22:15,532 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;@59d95b84, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:22:15,532 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:22:15,544 INFO L276 IsEmpty]: Start isEmpty. Operand has 3246 states, 2318 states have (on average 1.3533218291630715) internal successors, (3137), 2353 states have internal predecessors, (3137), 797 states have call successors, (797), 131 states have call predecessors, (797), 130 states have return successors, (791), 782 states have call predecessors, (791), 791 states have call successors, (791) [2024-12-02 13:22:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-12-02 13:22:15,574 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:22:15,575 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 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] [2024-12-02 13:22:15,575 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:22:15,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:22:15,579 INFO L85 PathProgramCache]: Analyzing trace with hash 452244332, now seen corresponding path program 1 times [2024-12-02 13:22:15,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:22:15,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826164949] [2024-12-02 13:22:15,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:22:15,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:22:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:22:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-12-02 13:22:34,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:22:34,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826164949] [2024-12-02 13:22:34,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826164949] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:22:34,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:22:34,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:22:34,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544719244] [2024-12-02 13:22:34,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:22:34,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:22:34,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:22:34,191 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:22:34,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:22:34,197 INFO L87 Difference]: Start difference. First operand has 3246 states, 2318 states have (on average 1.3533218291630715) internal successors, (3137), 2353 states have internal predecessors, (3137), 797 states have call successors, (797), 131 states have call predecessors, (797), 130 states have return successors, (791), 782 states have call predecessors, (791), 791 states have call successors, (791) Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-12-02 13:22:38,283 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 13:22:40,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:22:40,045 INFO L93 Difference]: Finished difference Result 8764 states and 12908 transitions. [2024-12-02 13:22:40,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:22:40,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 221 [2024-12-02 13:22:40,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:22:40,108 INFO L225 Difference]: With dead ends: 8764 [2024-12-02 13:22:40,108 INFO L226 Difference]: Without dead ends: 5477 [2024-12-02 13:22:40,134 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 13:22:40,137 INFO L435 NwaCegarLoop]: 4679 mSDtfsCounter, 3313 mSDsluCounter, 4559 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3313 SdHoareTripleChecker+Valid, 9238 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:22:40,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3313 Valid, 9238 Invalid, 97 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 89 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 13:22:40,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5477 states. [2024-12-02 13:22:40,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5477 to 5473. [2024-12-02 13:22:40,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5473 states, 3852 states have (on average 1.3187954309449637) internal successors, (5080), 3916 states have internal predecessors, (5080), 1376 states have call successors, (1376), 246 states have call predecessors, (1376), 244 states have return successors, (1377), 1354 states have call predecessors, (1377), 1376 states have call successors, (1377) [2024-12-02 13:22:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 5473 states and 7833 transitions. [2024-12-02 13:22:40,554 INFO L78 Accepts]: Start accepts. Automaton has 5473 states and 7833 transitions. Word has length 221 [2024-12-02 13:22:40,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:22:40,555 INFO L471 AbstractCegarLoop]: Abstraction has 5473 states and 7833 transitions. [2024-12-02 13:22:40,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-12-02 13:22:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 5473 states and 7833 transitions. [2024-12-02 13:22:40,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-12-02 13:22:40,570 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:22:40,570 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 5, 5, 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] [2024-12-02 13:22:40,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 13:22:40,571 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:22:40,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:22:40,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1477326864, now seen corresponding path program 1 times [2024-12-02 13:22:40,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:22:40,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567474780] [2024-12-02 13:22:40,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:22:40,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:22:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:22:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2024-12-02 13:22:59,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:22:59,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567474780] [2024-12-02 13:22:59,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567474780] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:22:59,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:22:59,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:22:59,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394843436] [2024-12-02 13:22:59,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:22:59,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:22:59,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:22:59,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:22:59,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:22:59,089 INFO L87 Difference]: Start difference. First operand 5473 states and 7833 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 13:23:03,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 13:23:04,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:23:04,197 INFO L93 Difference]: Finished difference Result 15896 states and 22724 transitions. [2024-12-02 13:23:04,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:23:04,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 300 [2024-12-02 13:23:04,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:23:04,252 INFO L225 Difference]: With dead ends: 15896 [2024-12-02 13:23:04,252 INFO L226 Difference]: Without dead ends: 10458 [2024-12-02 13:23:04,273 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 13:23:04,274 INFO L435 NwaCegarLoop]: 4612 mSDtfsCounter, 4420 mSDsluCounter, 4379 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4420 SdHoareTripleChecker+Valid, 8991 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 13:23:04,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4420 Valid, 8991 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 13:23:04,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10458 states. [2024-12-02 13:23:04,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10458 to 10452. [2024-12-02 13:23:04,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10452 states, 7433 states have (on average 1.322884434279564) internal successors, (9833), 7551 states have internal predecessors, (9833), 2545 states have call successors, (2545), 483 states have call predecessors, (2545), 473 states have return successors, (2554), 2493 states have call predecessors, (2554), 2545 states have call successors, (2554) [2024-12-02 13:23:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10452 states to 10452 states and 14932 transitions. [2024-12-02 13:23:04,663 INFO L78 Accepts]: Start accepts. Automaton has 10452 states and 14932 transitions. Word has length 300 [2024-12-02 13:23:04,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:23:04,664 INFO L471 AbstractCegarLoop]: Abstraction has 10452 states and 14932 transitions. [2024-12-02 13:23:04,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-12-02 13:23:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 10452 states and 14932 transitions. [2024-12-02 13:23:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2024-12-02 13:23:04,672 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:23:04,672 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 9, 9, 6, 6, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:23:04,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 13:23:04,673 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:23:04,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:23:04,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1697656835, now seen corresponding path program 1 times [2024-12-02 13:23:04,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:23:04,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353386910] [2024-12-02 13:23:04,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:23:04,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:23:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:23:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2024-12-02 13:23:22,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:23:22,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353386910] [2024-12-02 13:23:22,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353386910] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:23:22,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:23:22,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:23:22,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523333086] [2024-12-02 13:23:22,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:23:22,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:23:22,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:23:22,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:23:22,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:23:22,692 INFO L87 Difference]: Start difference. First operand 10452 states and 14932 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-12-02 13:23:26,765 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 13:23:28,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:23:28,295 INFO L93 Difference]: Finished difference Result 26884 states and 38378 transitions. [2024-12-02 13:23:28,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:23:28,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 392 [2024-12-02 13:23:28,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:23:28,383 INFO L225 Difference]: With dead ends: 26884 [2024-12-02 13:23:28,383 INFO L226 Difference]: Without dead ends: 16467 [2024-12-02 13:23:28,417 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 13:23:28,418 INFO L435 NwaCegarLoop]: 7035 mSDtfsCounter, 3376 mSDsluCounter, 4541 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 11576 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:23:28,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 11576 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 13:23:28,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16467 states. [2024-12-02 13:23:28,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16467 to 16461. [2024-12-02 13:23:28,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16461 states, 11857 states have (on average 1.3261364594754155) internal successors, (15724), 12024 states have internal predecessors, (15724), 3847 states have call successors, (3847), 766 states have call predecessors, (3847), 756 states have return successors, (3856), 3783 states have call predecessors, (3856), 3847 states have call successors, (3856) [2024-12-02 13:23:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16461 states to 16461 states and 23427 transitions. [2024-12-02 13:23:28,916 INFO L78 Accepts]: Start accepts. Automaton has 16461 states and 23427 transitions. Word has length 392 [2024-12-02 13:23:28,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:23:28,917 INFO L471 AbstractCegarLoop]: Abstraction has 16461 states and 23427 transitions. [2024-12-02 13:23:28,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-12-02 13:23:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 16461 states and 23427 transitions. [2024-12-02 13:23:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-12-02 13:23:28,928 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:23:28,928 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 9, 9, 6, 6, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:23:28,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 13:23:28,929 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:23:28,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:23:28,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1555578177, now seen corresponding path program 1 times [2024-12-02 13:23:28,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:23:28,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524933859] [2024-12-02 13:23:28,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:23:28,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:23:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:23:47,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1362 trivial. 0 not checked. [2024-12-02 13:23:47,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:23:47,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524933859] [2024-12-02 13:23:47,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524933859] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:23:47,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:23:47,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:23:47,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476154997] [2024-12-02 13:23:47,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:23:47,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:23:47,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:23:47,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:23:47,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:23:47,089 INFO L87 Difference]: Start difference. First operand 16461 states and 23427 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (63), 2 states have call predecessors, (63), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2024-12-02 13:23:51,160 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 13:23:52,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:23:52,662 INFO L93 Difference]: Finished difference Result 38894 states and 55356 transitions. [2024-12-02 13:23:52,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:23:52,663 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (63), 2 states have call predecessors, (63), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 461 [2024-12-02 13:23:52,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:23:52,795 INFO L225 Difference]: With dead ends: 38894 [2024-12-02 13:23:52,795 INFO L226 Difference]: Without dead ends: 22468 [2024-12-02 13:23:52,847 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 13:23:52,847 INFO L435 NwaCegarLoop]: 7959 mSDtfsCounter, 3372 mSDsluCounter, 4530 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3372 SdHoareTripleChecker+Valid, 12489 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:23:52,848 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3372 Valid, 12489 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 13:23:52,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22468 states. [2024-12-02 13:23:53,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22468 to 22462. [2024-12-02 13:23:53,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22462 states, 16273 states have (on average 1.327782215940515) internal successors, (21607), 16489 states have internal predecessors, (21607), 5149 states have call successors, (5149), 1049 states have call predecessors, (5149), 1039 states have return successors, (5158), 5073 states have call predecessors, (5158), 5149 states have call successors, (5158) [2024-12-02 13:23:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22462 states to 22462 states and 31914 transitions. [2024-12-02 13:23:53,814 INFO L78 Accepts]: Start accepts. Automaton has 22462 states and 31914 transitions. Word has length 461 [2024-12-02 13:23:53,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:23:53,815 INFO L471 AbstractCegarLoop]: Abstraction has 22462 states and 31914 transitions. [2024-12-02 13:23:53,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (63), 2 states have call predecessors, (63), 1 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2024-12-02 13:23:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 22462 states and 31914 transitions. [2024-12-02 13:23:53,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-12-02 13:23:53,833 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:23:53,834 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 9, 9, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:23:53,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 13:23:53,834 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:23:53,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:23:53,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1829434390, now seen corresponding path program 1 times [2024-12-02 13:23:53,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:23:53,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555854213] [2024-12-02 13:23:53,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:23:53,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:24:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:24:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1610 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2024-12-02 13:24:11,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:24:11,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555854213] [2024-12-02 13:24:11,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555854213] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:24:11,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:24:11,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:24:11,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836886430] [2024-12-02 13:24:11,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:24:11,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:24:11,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:24:11,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:24:11,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:24:11,861 INFO L87 Difference]: Start difference. First operand 22462 states and 31914 transitions. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-12-02 13:24:15,952 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 13:24:17,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:24:17,525 INFO L93 Difference]: Finished difference Result 50884 states and 72302 transitions. [2024-12-02 13:24:17,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:24:17,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 535 [2024-12-02 13:24:17,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:24:17,647 INFO L225 Difference]: With dead ends: 50884 [2024-12-02 13:24:17,647 INFO L226 Difference]: Without dead ends: 28457 [2024-12-02 13:24:17,818 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:24:17,819 INFO L435 NwaCegarLoop]: 7964 mSDtfsCounter, 3374 mSDsluCounter, 4537 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3374 SdHoareTripleChecker+Valid, 12501 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:24:17,819 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3374 Valid, 12501 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 13:24:17,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28457 states. [2024-12-02 13:24:18,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28457 to 28451. [2024-12-02 13:24:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28451 states, 20677 states have (on average 1.3289161870677564) internal successors, (27478), 20942 states have internal predecessors, (27478), 6451 states have call successors, (6451), 1332 states have call predecessors, (6451), 1322 states have return successors, (6460), 6363 states have call predecessors, (6460), 6451 states have call successors, (6460) [2024-12-02 13:24:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28451 states to 28451 states and 40389 transitions. [2024-12-02 13:24:18,817 INFO L78 Accepts]: Start accepts. Automaton has 28451 states and 40389 transitions. Word has length 535 [2024-12-02 13:24:18,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:24:18,818 INFO L471 AbstractCegarLoop]: Abstraction has 28451 states and 40389 transitions. [2024-12-02 13:24:18,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-12-02 13:24:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 28451 states and 40389 transitions. [2024-12-02 13:24:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-12-02 13:24:18,840 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:24:18,841 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 9, 9, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:24:18,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 13:24:18,841 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:24:18,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:24:18,842 INFO L85 PathProgramCache]: Analyzing trace with hash -742474840, now seen corresponding path program 1 times [2024-12-02 13:24:18,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:24:18,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229860961] [2024-12-02 13:24:18,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:24:18,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:24:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:24:37,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1610 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2024-12-02 13:24:37,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:24:37,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229860961] [2024-12-02 13:24:37,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229860961] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:24:37,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:24:37,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:24:37,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134041056] [2024-12-02 13:24:37,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:24:37,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:24:37,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:24:37,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:24:37,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:24:37,069 INFO L87 Difference]: Start difference. First operand 28451 states and 40389 transitions. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-12-02 13:24:41,139 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 13:24:42,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:24:42,924 INFO L93 Difference]: Finished difference Result 64776 states and 91938 transitions. [2024-12-02 13:24:42,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:24:42,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 535 [2024-12-02 13:24:42,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:24:43,070 INFO L225 Difference]: With dead ends: 64776 [2024-12-02 13:24:43,070 INFO L226 Difference]: Without dead ends: 36360 [2024-12-02 13:24:43,145 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 13:24:43,146 INFO L435 NwaCegarLoop]: 8121 mSDtfsCounter, 4203 mSDsluCounter, 4114 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4203 SdHoareTripleChecker+Valid, 12235 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:24:43,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4203 Valid, 12235 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 13:24:43,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36360 states. [2024-12-02 13:24:43,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36360 to 36354. [2024-12-02 13:24:43,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36354 states, 26406 states have (on average 1.3273877149132773) internal successors, (35051), 26737 states have internal predecessors, (35051), 8239 states have call successors, (8239), 1725 states have call predecessors, (8239), 1708 states have return successors, (8248), 8132 states have call predecessors, (8248), 8239 states have call successors, (8248) [2024-12-02 13:24:44,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36354 states to 36354 states and 51538 transitions. [2024-12-02 13:24:44,063 INFO L78 Accepts]: Start accepts. Automaton has 36354 states and 51538 transitions. Word has length 535 [2024-12-02 13:24:44,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:24:44,064 INFO L471 AbstractCegarLoop]: Abstraction has 36354 states and 51538 transitions. [2024-12-02 13:24:44,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (69), 2 states have call predecessors, (69), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-12-02 13:24:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36354 states and 51538 transitions. [2024-12-02 13:24:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2024-12-02 13:24:44,072 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:24:44,073 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 15, 15, 15, 15, 15, 15, 11, 11, 11, 9, 9, 6, 6, 4, 4, 4, 4, 4, 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] [2024-12-02 13:24:44,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 13:24:44,073 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:24:44,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:24:44,074 INFO L85 PathProgramCache]: Analyzing trace with hash 649503917, now seen corresponding path program 1 times [2024-12-02 13:24:44,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:24:44,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120447655] [2024-12-02 13:24:44,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:24:44,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:25:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:25:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1831 trivial. 0 not checked. [2024-12-02 13:25:02,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:25:02,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120447655] [2024-12-02 13:25:02,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120447655] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:25:02,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:25:02,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:25:02,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125860096] [2024-12-02 13:25:02,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:25:02,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:25:02,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:25:02,120 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:25:02,120 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:25:02,121 INFO L87 Difference]: Start difference. First operand 36354 states and 51538 transitions. Second operand has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-12-02 13:25:06,185 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 13:25:08,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:25:08,146 INFO L93 Difference]: Finished difference Result 78672 states and 111558 transitions. [2024-12-02 13:25:08,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:25:08,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 593 [2024-12-02 13:25:08,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:25:08,363 INFO L225 Difference]: With dead ends: 78672 [2024-12-02 13:25:08,363 INFO L226 Difference]: Without dead ends: 42353 [2024-12-02 13:25:08,488 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 13:25:08,489 INFO L435 NwaCegarLoop]: 6746 mSDtfsCounter, 3376 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 11282 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:25:08,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 11282 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-12-02 13:25:08,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42353 states. [2024-12-02 13:25:09,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42353 to 42347. [2024-12-02 13:25:09,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42347 states, 30814 states have (on average 1.3281625235282664) internal successors, (40926), 31194 states have internal predecessors, (40926), 9541 states have call successors, (9541), 2008 states have call predecessors, (9541), 1991 states have return successors, (9550), 9422 states have call predecessors, (9550), 9541 states have call successors, (9550) [2024-12-02 13:25:09,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42347 states to 42347 states and 60017 transitions. [2024-12-02 13:25:09,686 INFO L78 Accepts]: Start accepts. Automaton has 42347 states and 60017 transitions. Word has length 593 [2024-12-02 13:25:09,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:25:09,687 INFO L471 AbstractCegarLoop]: Abstraction has 42347 states and 60017 transitions. [2024-12-02 13:25:09,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-12-02 13:25:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 42347 states and 60017 transitions. [2024-12-02 13:25:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2024-12-02 13:25:09,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:25:09,696 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 15, 15, 15, 15, 15, 15, 11, 11, 11, 9, 9, 6, 6, 4, 4, 4, 4, 4, 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] [2024-12-02 13:25:09,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 13:25:09,696 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:25:09,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:25:09,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1736463467, now seen corresponding path program 1 times [2024-12-02 13:25:09,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:25:09,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167641355] [2024-12-02 13:25:09,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:25:09,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:25:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:25:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1831 trivial. 0 not checked. [2024-12-02 13:25:28,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:25:28,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167641355] [2024-12-02 13:25:28,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167641355] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:25:28,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:25:28,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:25:28,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144629772] [2024-12-02 13:25:28,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:25:28,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:25:28,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:25:28,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:25:28,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:25:28,134 INFO L87 Difference]: Start difference. First operand 42347 states and 60017 transitions. Second operand has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-12-02 13:25:32,202 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 13:25:34,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:25:34,084 INFO L93 Difference]: Finished difference Result 90706 states and 128576 transitions. [2024-12-02 13:25:34,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:25:34,085 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 593 [2024-12-02 13:25:34,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:25:34,278 INFO L225 Difference]: With dead ends: 90706 [2024-12-02 13:25:34,278 INFO L226 Difference]: Without dead ends: 48394 [2024-12-02 13:25:34,392 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 13:25:34,393 INFO L435 NwaCegarLoop]: 7964 mSDtfsCounter, 3389 mSDsluCounter, 4537 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3389 SdHoareTripleChecker+Valid, 12501 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:25:34,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3389 Valid, 12501 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 13:25:34,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48394 states. [2024-12-02 13:25:35,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48394 to 48388. [2024-12-02 13:25:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48388 states, 35262 states have (on average 1.328597356928138) internal successors, (46849), 35691 states have internal predecessors, (46849), 10847 states have call successors, (10847), 2295 states have call predecessors, (10847), 2278 states have return successors, (10856), 10716 states have call predecessors, (10856), 10847 states have call successors, (10856) [2024-12-02 13:25:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48388 states to 48388 states and 68552 transitions. [2024-12-02 13:25:35,688 INFO L78 Accepts]: Start accepts. Automaton has 48388 states and 68552 transitions. Word has length 593 [2024-12-02 13:25:35,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:25:35,689 INFO L471 AbstractCegarLoop]: Abstraction has 48388 states and 68552 transitions. [2024-12-02 13:25:35,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.0) internal successors, (216), 3 states have internal predecessors, (216), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-12-02 13:25:35,689 INFO L276 IsEmpty]: Start isEmpty. Operand 48388 states and 68552 transitions. [2024-12-02 13:25:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2024-12-02 13:25:35,698 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:25:35,698 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 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, 2, 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] [2024-12-02 13:25:35,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 13:25:35,698 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:25:35,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:25:35,699 INFO L85 PathProgramCache]: Analyzing trace with hash -979229764, now seen corresponding path program 1 times [2024-12-02 13:25:35,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:25:35,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313152382] [2024-12-02 13:25:35,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:25:35,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:25:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:25:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2095 trivial. 0 not checked. [2024-12-02 13:25:53,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:25:53,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313152382] [2024-12-02 13:25:53,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313152382] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:25:53,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:25:53,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:25:53,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356233067] [2024-12-02 13:25:53,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:25:53,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:25:53,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:25:53,494 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:25:53,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:25:53,495 INFO L87 Difference]: Start difference. First operand 48388 states and 68552 transitions. Second operand has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 2 states have call successors, (75), 2 states have call predecessors, (75), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-12-02 13:25:54,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:25:54,638 INFO L93 Difference]: Finished difference Result 97245 states and 137974 transitions. [2024-12-02 13:25:54,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:25:54,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 2 states have call successors, (75), 2 states have call predecessors, (75), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 634 [2024-12-02 13:25:54,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:25:54,860 INFO L225 Difference]: With dead ends: 97245 [2024-12-02 13:25:54,860 INFO L226 Difference]: Without dead ends: 48892 [2024-12-02 13:25:54,994 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 13:25:54,994 INFO L435 NwaCegarLoop]: 4584 mSDtfsCounter, 15 mSDsluCounter, 4574 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 9158 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:25:54,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 9158 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:25:55,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48892 states. [2024-12-02 13:25:55,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48892 to 48604. [2024-12-02 13:25:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48604 states, 35460 states have (on average 1.3282853919909758) internal successors, (47101), 35889 states have internal predecessors, (47101), 10865 states have call successors, (10865), 2295 states have call predecessors, (10865), 2278 states have return successors, (10874), 10734 states have call predecessors, (10874), 10865 states have call successors, (10874) [2024-12-02 13:25:56,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48604 states to 48604 states and 68840 transitions. [2024-12-02 13:25:56,245 INFO L78 Accepts]: Start accepts. Automaton has 48604 states and 68840 transitions. Word has length 634 [2024-12-02 13:25:56,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:25:56,246 INFO L471 AbstractCegarLoop]: Abstraction has 48604 states and 68840 transitions. [2024-12-02 13:25:56,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 2 states have call successors, (75), 2 states have call predecessors, (75), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-12-02 13:25:56,246 INFO L276 IsEmpty]: Start isEmpty. Operand 48604 states and 68840 transitions. [2024-12-02 13:25:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 692 [2024-12-02 13:25:56,256 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:25:56,256 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 11, 11, 11, 8, 8, 7, 7, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:25:56,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 13:25:56,256 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:25:56,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:25:56,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1082574857, now seen corresponding path program 1 times [2024-12-02 13:25:56,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:25:56,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067677675] [2024-12-02 13:25:56,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:25:56,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:26:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:26:14,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2104 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 2060 trivial. 0 not checked. [2024-12-02 13:26:14,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:26:14,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067677675] [2024-12-02 13:26:14,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067677675] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:26:14,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:26:14,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:26:14,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531554987] [2024-12-02 13:26:14,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:26:14,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:26:14,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:26:14,612 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:26:14,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:26:14,613 INFO L87 Difference]: Start difference. First operand 48604 states and 68840 transitions. Second operand has 5 states, 5 states have (on average 50.4) internal successors, (252), 4 states have internal predecessors, (252), 3 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) [2024-12-02 13:26:18,674 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 13:26:21,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:26:21,222 INFO L93 Difference]: Finished difference Result 104657 states and 148220 transitions. [2024-12-02 13:26:21,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 13:26:21,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 4 states have internal predecessors, (252), 3 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) Word has length 691 [2024-12-02 13:26:21,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:26:21,418 INFO L225 Difference]: With dead ends: 104657 [2024-12-02 13:26:21,418 INFO L226 Difference]: Without dead ends: 56088 [2024-12-02 13:26:21,513 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 13:26:21,513 INFO L435 NwaCegarLoop]: 7350 mSDtfsCounter, 3650 mSDsluCounter, 19208 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3650 SdHoareTripleChecker+Valid, 26558 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:26:21,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3650 Valid, 26558 Invalid, 87 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 13:26:21,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56088 states. [2024-12-02 13:26:22,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56088 to 56074. [2024-12-02 13:26:22,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56074 states, 40879 states have (on average 1.3282614545365592) internal successors, (54298), 41374 states have internal predecessors, (54298), 12545 states have call successors, (12545), 2672 states have call predecessors, (12545), 2649 states have return successors, (12558), 12396 states have call predecessors, (12558), 12545 states have call successors, (12558) [2024-12-02 13:26:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56074 states to 56074 states and 79401 transitions. [2024-12-02 13:26:23,142 INFO L78 Accepts]: Start accepts. Automaton has 56074 states and 79401 transitions. Word has length 691 [2024-12-02 13:26:23,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:26:23,143 INFO L471 AbstractCegarLoop]: Abstraction has 56074 states and 79401 transitions. [2024-12-02 13:26:23,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.4) internal successors, (252), 4 states have internal predecessors, (252), 3 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) [2024-12-02 13:26:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 56074 states and 79401 transitions. [2024-12-02 13:26:23,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2024-12-02 13:26:23,159 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:26:23,160 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 8, 8, 7, 7, 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, 2, 2, 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] [2024-12-02 13:26:23,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 13:26:23,160 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:26:23,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:26:23,161 INFO L85 PathProgramCache]: Analyzing trace with hash -698784033, now seen corresponding path program 1 times [2024-12-02 13:26:23,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:26:23,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858295854] [2024-12-02 13:26:23,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:26:23,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:26:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:26:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2104 trivial. 0 not checked. [2024-12-02 13:26:42,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:26:42,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858295854] [2024-12-02 13:26:42,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858295854] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:26:42,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:26:42,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:26:42,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318287710] [2024-12-02 13:26:42,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:26:42,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:26:42,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:26:42,453 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:26:42,453 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:26:42,453 INFO L87 Difference]: Start difference. First operand 56074 states and 79401 transitions. Second operand has 5 states, 5 states have (on average 50.0) internal successors, (250), 4 states have internal predecessors, (250), 3 states have call successors, (85), 2 states have call predecessors, (85), 2 states have return successors, (80), 4 states have call predecessors, (80), 3 states have call successors, (80) [2024-12-02 13:26:46,510 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 13:26:48,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:26:48,886 INFO L93 Difference]: Finished difference Result 118481 states and 167706 transitions. [2024-12-02 13:26:48,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 13:26:48,887 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.0) internal successors, (250), 4 states have internal predecessors, (250), 3 states have call successors, (85), 2 states have call predecessors, (85), 2 states have return successors, (80), 4 states have call predecessors, (80), 3 states have call successors, (80) Word has length 694 [2024-12-02 13:26:48,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:26:49,188 INFO L225 Difference]: With dead ends: 118481 [2024-12-02 13:26:49,188 INFO L226 Difference]: Without dead ends: 62442 [2024-12-02 13:26:49,290 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 13:26:49,290 INFO L435 NwaCegarLoop]: 7855 mSDtfsCounter, 3513 mSDsluCounter, 20175 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3513 SdHoareTripleChecker+Valid, 28030 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:26:49,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3513 Valid, 28030 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-12-02 13:26:49,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62442 states. [2024-12-02 13:26:50,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62442 to 62428. [2024-12-02 13:26:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62428 states, 45522 states have (on average 1.3279513202407627) internal successors, (60451), 46072 states have internal predecessors, (60451), 13919 states have call successors, (13919), 3007 states have call predecessors, (13919), 2986 states have return successors, (13936), 13760 states have call predecessors, (13936), 13919 states have call successors, (13936) [2024-12-02 13:26:50,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62428 states to 62428 states and 88306 transitions. [2024-12-02 13:26:50,799 INFO L78 Accepts]: Start accepts. Automaton has 62428 states and 88306 transitions. Word has length 694 [2024-12-02 13:26:50,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:26:50,800 INFO L471 AbstractCegarLoop]: Abstraction has 62428 states and 88306 transitions. [2024-12-02 13:26:50,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.0) internal successors, (250), 4 states have internal predecessors, (250), 3 states have call successors, (85), 2 states have call predecessors, (85), 2 states have return successors, (80), 4 states have call predecessors, (80), 3 states have call successors, (80) [2024-12-02 13:26:50,800 INFO L276 IsEmpty]: Start isEmpty. Operand 62428 states and 88306 transitions. [2024-12-02 13:26:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2024-12-02 13:26:50,819 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:26:50,819 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 11, 11, 11, 8, 8, 7, 7, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:26:50,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 13:26:50,820 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:26:50,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:26:50,820 INFO L85 PathProgramCache]: Analyzing trace with hash -587354260, now seen corresponding path program 1 times [2024-12-02 13:26:50,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:26:50,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298788947] [2024-12-02 13:26:50,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:26:50,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:27:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:27:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2104 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 2060 trivial. 0 not checked. [2024-12-02 13:27:08,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:27:08,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298788947] [2024-12-02 13:27:08,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298788947] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:27:08,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:27:08,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:27:08,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112286923] [2024-12-02 13:27:08,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:27:08,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:27:08,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:27:08,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:27:08,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:27:08,836 INFO L87 Difference]: Start difference. First operand 62428 states and 88306 transitions. Second operand has 5 states, 5 states have (on average 50.8) internal successors, (254), 4 states have internal predecessors, (254), 3 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) [2024-12-02 13:27:12,904 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 13:27:15,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:27:15,553 INFO L93 Difference]: Finished difference Result 130844 states and 185122 transitions. [2024-12-02 13:27:15,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 13:27:15,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 4 states have internal predecessors, (254), 3 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) Word has length 693 [2024-12-02 13:27:15,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:27:15,828 INFO L225 Difference]: With dead ends: 130844 [2024-12-02 13:27:15,829 INFO L226 Difference]: Without dead ends: 68451 [2024-12-02 13:27:15,991 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 13:27:15,991 INFO L435 NwaCegarLoop]: 7968 mSDtfsCounter, 3366 mSDsluCounter, 20467 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3366 SdHoareTripleChecker+Valid, 28435 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-12-02 13:27:15,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3366 Valid, 28435 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 105 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-12-02 13:27:16,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68451 states. [2024-12-02 13:27:17,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68451 to 68437. [2024-12-02 13:27:17,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68437 states, 49944 states have (on average 1.3284078167547653) internal successors, (66346), 50543 states have internal predecessors, (66346), 15223 states have call successors, (15223), 3290 states have call predecessors, (15223), 3269 states have return successors, (15240), 15052 states have call predecessors, (15240), 15223 states have call successors, (15240) [2024-12-02 13:27:17,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68437 states to 68437 states and 96809 transitions. [2024-12-02 13:27:18,031 INFO L78 Accepts]: Start accepts. Automaton has 68437 states and 96809 transitions. Word has length 693 [2024-12-02 13:27:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:27:18,031 INFO L471 AbstractCegarLoop]: Abstraction has 68437 states and 96809 transitions. [2024-12-02 13:27:18,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 4 states have internal predecessors, (254), 3 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (79), 4 states have call predecessors, (79), 3 states have call successors, (79) [2024-12-02 13:27:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 68437 states and 96809 transitions. [2024-12-02 13:27:18,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2024-12-02 13:27:18,043 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:27:18,044 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 15, 15, 15, 15, 15, 15, 12, 12, 12, 8, 8, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:27:18,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 13:27:18,044 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:27:18,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:27:18,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1385074125, now seen corresponding path program 1 times [2024-12-02 13:27:18,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:27:18,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086917509] [2024-12-02 13:27:18,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:27:18,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:27:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:27:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2266 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 2214 trivial. 0 not checked. [2024-12-02 13:27:37,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:27:37,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086917509] [2024-12-02 13:27:37,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086917509] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:27:37,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:27:37,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:27:37,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649561382] [2024-12-02 13:27:37,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:27:37,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:27:37,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:27:37,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:27:37,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:27:37,194 INFO L87 Difference]: Start difference. First operand 68437 states and 96809 transitions. Second operand has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 3 states have call successors, (85), 2 states have call predecessors, (85), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) [2024-12-02 13:27:41,256 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 13:27:43,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:27:43,464 INFO L93 Difference]: Finished difference Result 143416 states and 202838 transitions. [2024-12-02 13:27:43,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:27:43,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 3 states have call successors, (85), 2 states have call predecessors, (85), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) Word has length 710 [2024-12-02 13:27:43,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:27:43,703 INFO L225 Difference]: With dead ends: 143416 [2024-12-02 13:27:43,704 INFO L226 Difference]: Without dead ends: 75014 [2024-12-02 13:27:43,829 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 13:27:43,829 INFO L435 NwaCegarLoop]: 8208 mSDtfsCounter, 3633 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3633 SdHoareTripleChecker+Valid, 12744 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:27:43,829 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3633 Valid, 12744 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-12-02 13:27:43,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75014 states. [2024-12-02 13:27:45,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75014 to 75008. [2024-12-02 13:27:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75008 states, 54716 states have (on average 1.3281124351195264) internal successors, (72669), 55376 states have internal predecessors, (72669), 16690 states have call successors, (16690), 3626 states have call predecessors, (16690), 3601 states have return successors, (16707), 16503 states have call predecessors, (16707), 16690 states have call successors, (16707) [2024-12-02 13:27:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75008 states to 75008 states and 106066 transitions. [2024-12-02 13:27:45,817 INFO L78 Accepts]: Start accepts. Automaton has 75008 states and 106066 transitions. Word has length 710 [2024-12-02 13:27:45,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:27:45,818 INFO L471 AbstractCegarLoop]: Abstraction has 75008 states and 106066 transitions. [2024-12-02 13:27:45,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 3 states have call successors, (85), 2 states have call predecessors, (85), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) [2024-12-02 13:27:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 75008 states and 106066 transitions. [2024-12-02 13:27:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2024-12-02 13:27:45,837 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:27:45,837 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 13:27:45,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 13:27:45,838 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:27:45,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:27:45,839 INFO L85 PathProgramCache]: Analyzing trace with hash -65338520, now seen corresponding path program 1 times [2024-12-02 13:27:45,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:27:45,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044921200] [2024-12-02 13:27:45,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:27:45,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:28:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:28:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-12-02 13:28:05,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:28:05,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044921200] [2024-12-02 13:28:05,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044921200] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:28:05,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384280704] [2024-12-02 13:28:05,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:28:05,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:28:05,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:28:05,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:28:05,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:28:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:28:28,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 6811 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:28:28,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:28:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2024-12-02 13:28:42,081 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:28:42,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384280704] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:28:42,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:28:42,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 13:28:42,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194263795] [2024-12-02 13:28:42,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:28:42,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:28:42,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:28:42,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:28:42,086 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:28:42,086 INFO L87 Difference]: Start difference. First operand 75008 states and 106066 transitions. Second operand has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 2 states have internal predecessors, (232), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:28:44,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:28:44,796 INFO L93 Difference]: Finished difference Result 149981 states and 212440 transitions. [2024-12-02 13:28:44,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:28:44,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 2 states have internal predecessors, (232), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) Word has length 680 [2024-12-02 13:28:44,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:28:45,386 INFO L225 Difference]: With dead ends: 149981 [2024-12-02 13:28:45,386 INFO L226 Difference]: Without dead ends: 75008 [2024-12-02 13:28:45,636 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 680 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:28:45,639 INFO L435 NwaCegarLoop]: 4595 mSDtfsCounter, 4211 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4211 SdHoareTripleChecker+Valid, 4595 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:28:45,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4211 Valid, 4595 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:28:45,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75008 states. [2024-12-02 13:28:48,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75008 to 75008. [2024-12-02 13:28:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75008 states, 54716 states have (on average 1.3274544922874478) internal successors, (72633), 55376 states have internal predecessors, (72633), 16690 states have call successors, (16690), 3626 states have call predecessors, (16690), 3601 states have return successors, (16707), 16503 states have call predecessors, (16707), 16690 states have call successors, (16707) [2024-12-02 13:28:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75008 states to 75008 states and 106030 transitions. [2024-12-02 13:28:49,343 INFO L78 Accepts]: Start accepts. Automaton has 75008 states and 106030 transitions. Word has length 680 [2024-12-02 13:28:49,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:28:49,345 INFO L471 AbstractCegarLoop]: Abstraction has 75008 states and 106030 transitions. [2024-12-02 13:28:49,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 2 states have internal predecessors, (232), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:28:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 75008 states and 106030 transitions. [2024-12-02 13:28:49,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2024-12-02 13:28:49,421 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:28:49,422 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 13:28:49,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:28:49,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:28:49,623 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:28:49,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:28:49,623 INFO L85 PathProgramCache]: Analyzing trace with hash 785580647, now seen corresponding path program 1 times [2024-12-02 13:28:49,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:28:49,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358190468] [2024-12-02 13:28:49,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:28:49,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:29:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:29:11,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-12-02 13:29:11,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:29:11,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358190468] [2024-12-02 13:29:11,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358190468] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:29:11,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040397384] [2024-12-02 13:29:11,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:29:11,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:29:11,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:29:11,282 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:29:11,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:29:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:29:32,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 6812 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:29:32,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:29:46,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2024-12-02 13:29:46,047 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:29:46,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040397384] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:29:46,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:29:46,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 13:29:46,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336419868] [2024-12-02 13:29:46,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:29:46,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:29:46,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:29:46,052 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:29:46,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:29:46,052 INFO L87 Difference]: Start difference. First operand 75008 states and 106030 transitions. Second operand has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 2 states have internal predecessors, (233), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:29:47,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:29:47,585 INFO L93 Difference]: Finished difference Result 149981 states and 212368 transitions. [2024-12-02 13:29:47,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:29:47,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 2 states have internal predecessors, (233), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) Word has length 681 [2024-12-02 13:29:47,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:29:47,915 INFO L225 Difference]: With dead ends: 149981 [2024-12-02 13:29:47,915 INFO L226 Difference]: Without dead ends: 75008 [2024-12-02 13:29:48,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:29:48,119 INFO L435 NwaCegarLoop]: 4594 mSDtfsCounter, 4209 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4209 SdHoareTripleChecker+Valid, 4594 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:29:48,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4209 Valid, 4594 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:29:48,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75008 states. [2024-12-02 13:29:50,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75008 to 75008. [2024-12-02 13:29:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75008 states, 54716 states have (on average 1.3267965494553695) internal successors, (72597), 55376 states have internal predecessors, (72597), 16690 states have call successors, (16690), 3626 states have call predecessors, (16690), 3601 states have return successors, (16707), 16503 states have call predecessors, (16707), 16690 states have call successors, (16707) [2024-12-02 13:29:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75008 states to 75008 states and 105994 transitions. [2024-12-02 13:29:51,277 INFO L78 Accepts]: Start accepts. Automaton has 75008 states and 105994 transitions. Word has length 681 [2024-12-02 13:29:51,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:29:51,279 INFO L471 AbstractCegarLoop]: Abstraction has 75008 states and 105994 transitions. [2024-12-02 13:29:51,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 2 states have internal predecessors, (233), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:29:51,280 INFO L276 IsEmpty]: Start isEmpty. Operand 75008 states and 105994 transitions. [2024-12-02 13:29:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2024-12-02 13:29:51,377 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:29:51,378 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 13:29:51,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 13:29:51,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-12-02 13:29:51,578 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:29:51,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:29:51,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1508787652, now seen corresponding path program 1 times [2024-12-02 13:29:51,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:29:51,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595184830] [2024-12-02 13:29:51,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:29:51,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:30:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:30:11,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-12-02 13:30:11,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:30:11,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595184830] [2024-12-02 13:30:11,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595184830] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:30:11,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712883301] [2024-12-02 13:30:11,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:30:11,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:30:11,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:30:11,139 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:30:11,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 13:30:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:30:31,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 6813 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:30:31,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:30:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2024-12-02 13:30:45,222 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:30:45,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712883301] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:30:45,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:30:45,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 13:30:45,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225879209] [2024-12-02 13:30:45,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:30:45,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:30:45,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:30:45,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:30:45,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:30:45,225 INFO L87 Difference]: Start difference. First operand 75008 states and 105994 transitions. Second operand has 3 states, 3 states have (on average 78.0) internal successors, (234), 2 states have internal predecessors, (234), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:30:46,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:30:46,937 INFO L93 Difference]: Finished difference Result 149981 states and 212296 transitions. [2024-12-02 13:30:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:30:46,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 2 states have internal predecessors, (234), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) Word has length 682 [2024-12-02 13:30:46,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:30:47,333 INFO L225 Difference]: With dead ends: 149981 [2024-12-02 13:30:47,333 INFO L226 Difference]: Without dead ends: 75008 [2024-12-02 13:30:47,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 682 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:30:47,547 INFO L435 NwaCegarLoop]: 4593 mSDtfsCounter, 4207 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4207 SdHoareTripleChecker+Valid, 4593 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:30:47,547 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4207 Valid, 4593 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:30:47,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75008 states. [2024-12-02 13:30:49,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75008 to 75008. [2024-12-02 13:30:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75008 states, 54716 states have (on average 1.3261386066232912) internal successors, (72561), 55376 states have internal predecessors, (72561), 16690 states have call successors, (16690), 3626 states have call predecessors, (16690), 3601 states have return successors, (16707), 16503 states have call predecessors, (16707), 16690 states have call successors, (16707) [2024-12-02 13:30:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75008 states to 75008 states and 105958 transitions. [2024-12-02 13:30:49,862 INFO L78 Accepts]: Start accepts. Automaton has 75008 states and 105958 transitions. Word has length 682 [2024-12-02 13:30:49,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:30:49,862 INFO L471 AbstractCegarLoop]: Abstraction has 75008 states and 105958 transitions. [2024-12-02 13:30:49,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 2 states have internal predecessors, (234), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:30:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 75008 states and 105958 transitions. [2024-12-02 13:30:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2024-12-02 13:30:49,905 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:30:49,905 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 13:30:49,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 13:30:50,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:30:50,106 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:30:50,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:30:50,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1727082365, now seen corresponding path program 1 times [2024-12-02 13:30:50,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:30:50,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139370933] [2024-12-02 13:30:50,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:30:50,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:31:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:31:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-12-02 13:31:08,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:31:08,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139370933] [2024-12-02 13:31:08,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139370933] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:31:08,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149620081] [2024-12-02 13:31:08,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:31:08,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:31:08,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:31:08,307 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:31:08,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 13:31:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:31:28,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 6814 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:31:28,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:31:42,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2024-12-02 13:31:42,468 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:31:42,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149620081] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:31:42,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:31:42,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 13:31:42,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646708484] [2024-12-02 13:31:42,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:31:42,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:31:42,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:31:42,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:31:42,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:31:42,472 INFO L87 Difference]: Start difference. First operand 75008 states and 105958 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 2 states have internal predecessors, (235), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:31:44,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:31:44,477 INFO L93 Difference]: Finished difference Result 149981 states and 212224 transitions. [2024-12-02 13:31:44,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:31:44,478 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 2 states have internal predecessors, (235), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) Word has length 683 [2024-12-02 13:31:44,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:31:44,800 INFO L225 Difference]: With dead ends: 149981 [2024-12-02 13:31:44,800 INFO L226 Difference]: Without dead ends: 75008 [2024-12-02 13:31:44,974 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 686 GetRequests, 683 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:31:44,975 INFO L435 NwaCegarLoop]: 4592 mSDtfsCounter, 4205 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4205 SdHoareTripleChecker+Valid, 4592 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:31:44,975 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4205 Valid, 4592 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:31:45,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75008 states. [2024-12-02 13:31:47,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75008 to 75008. [2024-12-02 13:31:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75008 states, 54716 states have (on average 1.3254806637912129) internal successors, (72525), 55376 states have internal predecessors, (72525), 16690 states have call successors, (16690), 3626 states have call predecessors, (16690), 3601 states have return successors, (16707), 16503 states have call predecessors, (16707), 16690 states have call successors, (16707) [2024-12-02 13:31:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75008 states to 75008 states and 105922 transitions. [2024-12-02 13:31:47,534 INFO L78 Accepts]: Start accepts. Automaton has 75008 states and 105922 transitions. Word has length 683 [2024-12-02 13:31:47,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:31:47,535 INFO L471 AbstractCegarLoop]: Abstraction has 75008 states and 105922 transitions. [2024-12-02 13:31:47,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 2 states have internal predecessors, (235), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:31:47,535 INFO L276 IsEmpty]: Start isEmpty. Operand 75008 states and 105922 transitions. [2024-12-02 13:31:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2024-12-02 13:31:47,545 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:31:47,545 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 13:31:47,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 13:31:47,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-12-02 13:31:47,746 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:31:47,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:31:47,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1154678816, now seen corresponding path program 1 times [2024-12-02 13:31:47,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:31:47,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104957900] [2024-12-02 13:31:47,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:31:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:32:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:32:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-12-02 13:32:06,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:32:06,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104957900] [2024-12-02 13:32:06,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104957900] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:32:06,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991546106] [2024-12-02 13:32:06,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:32:06,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:32:06,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:32:06,884 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:32:06,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 13:32:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:32:28,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 6815 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:32:28,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:32:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2024-12-02 13:32:42,120 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:32:42,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991546106] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:32:42,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:32:42,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 13:32:42,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909831945] [2024-12-02 13:32:42,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:32:42,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:32:42,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:32:42,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:32:42,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:32:42,124 INFO L87 Difference]: Start difference. First operand 75008 states and 105922 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 2 states have internal predecessors, (236), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:32:44,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:32:44,643 INFO L93 Difference]: Finished difference Result 149981 states and 212152 transitions. [2024-12-02 13:32:44,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:32:44,643 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 2 states have internal predecessors, (236), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) Word has length 684 [2024-12-02 13:32:44,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:32:44,954 INFO L225 Difference]: With dead ends: 149981 [2024-12-02 13:32:44,954 INFO L226 Difference]: Without dead ends: 75008 [2024-12-02 13:32:45,121 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 687 GetRequests, 684 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:32:45,121 INFO L435 NwaCegarLoop]: 4591 mSDtfsCounter, 4203 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4203 SdHoareTripleChecker+Valid, 4591 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:32:45,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4203 Valid, 4591 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:32:45,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75008 states. [2024-12-02 13:32:47,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75008 to 75008. [2024-12-02 13:32:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75008 states, 54716 states have (on average 1.3248227209591343) internal successors, (72489), 55376 states have internal predecessors, (72489), 16690 states have call successors, (16690), 3626 states have call predecessors, (16690), 3601 states have return successors, (16707), 16503 states have call predecessors, (16707), 16690 states have call successors, (16707) [2024-12-02 13:32:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75008 states to 75008 states and 105886 transitions. [2024-12-02 13:32:47,814 INFO L78 Accepts]: Start accepts. Automaton has 75008 states and 105886 transitions. Word has length 684 [2024-12-02 13:32:47,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:32:47,815 INFO L471 AbstractCegarLoop]: Abstraction has 75008 states and 105886 transitions. [2024-12-02 13:32:47,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 2 states have internal predecessors, (236), 1 states have call successors, (83), 1 states have call predecessors, (83), 2 states have return successors, (76), 2 states have call predecessors, (76), 1 states have call successors, (76) [2024-12-02 13:32:47,816 INFO L276 IsEmpty]: Start isEmpty. Operand 75008 states and 105886 transitions. [2024-12-02 13:32:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2024-12-02 13:32:47,827 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:32:47,827 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 15, 15, 15, 15, 15, 15, 12, 12, 12, 9, 9, 8, 8, 7, 7, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 13:32:47,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 13:32:48,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-02 13:32:48,028 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:32:48,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:32:48,029 INFO L85 PathProgramCache]: Analyzing trace with hash 409478815, now seen corresponding path program 1 times [2024-12-02 13:32:48,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:32:48,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807352621] [2024-12-02 13:32:48,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:32:48,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:33:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:33:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-12-02 13:33:07,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:33:07,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807352621] [2024-12-02 13:33:07,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807352621] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:33:07,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737243599] [2024-12-02 13:33:07,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:33:07,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:33:07,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:33:07,110 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:33:07,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c409fc15-745a-4db0-955c-4af73c785e2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 13:33:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:33:28,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 6816 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:33:28,562 INFO L279 TraceCheckSpWp]: Computing forward predicates...