./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.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_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/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_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/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_c833136d-91c3-41e7-9f12-ecd510aec3c2/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 375b130c0dbad771cfaef84781fc161e5ae1fb4f9856cbf4d088e8198a97450e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:47:12,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:47:12,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 12:47:12,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:47:12,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:47:12,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:47:12,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:47:12,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:47:12,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:47:12,487 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:47:12,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:47:12,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:47:12,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:47:12,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:47:12,488 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:47:12,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:47:12,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:47:12,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:47:12,489 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:47:12,489 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:47:12,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:47:12,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:47:12,490 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 12:47:12,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 12:47:12,491 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:47:12,491 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:47:12,491 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:47:12,491 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:47:12,491 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_c833136d-91c3-41e7-9f12-ecd510aec3c2/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 -> 375b130c0dbad771cfaef84781fc161e5ae1fb4f9856cbf4d088e8198a97450e [2024-12-02 12:47:12,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:47:12,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:47:12,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:47:12,743 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:47:12,744 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:47:12,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i [2024-12-02 12:47:15,407 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/data/4cf48e4be/5e42d3f9cf984089911bd9db90e76fb8/FLAGf1c3460e1 [2024-12-02 12:47:15,970 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:47:15,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i [2024-12-02 12:47:16,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/data/4cf48e4be/5e42d3f9cf984089911bd9db90e76fb8/FLAGf1c3460e1 [2024-12-02 12:47:16,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/data/4cf48e4be/5e42d3f9cf984089911bd9db90e76fb8 [2024-12-02 12:47:16,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:47:16,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:47:16,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:47:16,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:47:16,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:47:16,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:47:16" (1/1) ... [2024-12-02 12:47:16,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb5444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:16, skipping insertion in model container [2024-12-02 12:47:16,040 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:47:16" (1/1) ... [2024-12-02 12:47:16,158 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:47:19,856 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_c833136d-91c3-41e7-9f12-ecd510aec3c2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i[466142,466155] [2024-12-02 12:47:19,858 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_c833136d-91c3-41e7-9f12-ecd510aec3c2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i[466287,466300] [2024-12-02 12:47:19,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:47:19,909 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:47:20,002 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"); [6151] [2024-12-02 12:47:20,003 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)); [6158] [2024-12-02 12:47:20,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6165] [2024-12-02 12:47:20,006 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)); [6205-6206] [2024-12-02 12:47:20,007 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"); [6211-6213] [2024-12-02 12:47:20,008 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" (809), "i" (12UL)); [6238-6239] [2024-12-02 12:47:20,008 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6244-6246] [2024-12-02 12:47:20,008 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" (814), "i" (12UL)); [6270-6271] [2024-12-02 12:47:20,008 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6276-6278] [2024-12-02 12:47:20,009 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [6317] [2024-12-02 12:47:20,010 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; subl %1,%0": "+m" (v->counter): "ir" (i)); [6324] [2024-12-02 12:47:20,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6331] [2024-12-02 12:47:20,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [6338] [2024-12-02 12:47:20,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6345] [2024-12-02 12:47:20,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6418] [2024-12-02 12:47:20,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6425] [2024-12-02 12:47:20,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [6477] [2024-12-02 12:47:20,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [6485-6486] [2024-12-02 12:47:20,019 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" (79), "i" (12UL)); [6565-6566] [2024-12-02 12:47:20,020 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" (91), "i" (12UL)); [6594-6595] [2024-12-02 12:47:20,021 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)); [6631-6632] [2024-12-02 12:47:20,022 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)); [6668-6669] [2024-12-02 12:47:20,031 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)); [7060-7061] [2024-12-02 12:47:20,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7067] [2024-12-02 12:47:20,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7497] [2024-12-02 12:47:20,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7548] [2024-12-02 12:47:20,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7559] [2024-12-02 12:47:20,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7568] [2024-12-02 12:47:20,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7683] [2024-12-02 12:47:20,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7735] [2024-12-02 12:47:20,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7793] [2024-12-02 12:47:20,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7795] [2024-12-02 12:47:20,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7802] [2024-12-02 12:47:20,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7804] [2024-12-02 12:47:20,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8128] [2024-12-02 12:47:20,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8529] [2024-12-02 12:47:20,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8534] [2024-12-02 12:47:20,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8550] [2024-12-02 12:47:20,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8577] [2024-12-02 12:47:20,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8617] [2024-12-02 12:47:20,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8819] [2024-12-02 12:47:20,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8826] [2024-12-02 12:47:20,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8851] [2024-12-02 12:47:20,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8878] [2024-12-02 12:47:20,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9146] [2024-12-02 12:47:20,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9428] [2024-12-02 12:47:20,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9452] [2024-12-02 12:47:20,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9752] [2024-12-02 12:47:20,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10861] [2024-12-02 12:47:20,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10875] [2024-12-02 12:47:20,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10909] [2024-12-02 12:47:20,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10924] [2024-12-02 12:47:20,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [11120] [2024-12-02 12:47:20,279 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_c833136d-91c3-41e7-9f12-ecd510aec3c2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i[466142,466155] [2024-12-02 12:47:20,279 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_c833136d-91c3-41e7-9f12-ecd510aec3c2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i[466287,466300] [2024-12-02 12:47:20,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:47:20,546 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:47:20,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20 WrapperNode [2024-12-02 12:47:20,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:47:20,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:47:20,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:47:20,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:47:20,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:20,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:20,816 INFO L138 Inliner]: procedures = 660, calls = 3061, calls flagged for inlining = 319, calls inlined = 257, statements flattened = 7072 [2024-12-02 12:47:20,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:47:20,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:47:20,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:47:20,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:47:20,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:20,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:20,853 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,282 INFO L175 MemorySlicer]: Split 943 memory accesses to 22 slices as follows [2, 2, 3, 2, 1, 10, 53, 4, 757, 3, 8, 8, 1, 18, 40, 4, 5, 6, 6, 4, 1, 5]. 80 percent of accesses are in the largest equivalence class. The 58 initializations are split as follows [0, 0, 0, 2, 0, 0, 0, 4, 14, 1, 8, 8, 1, 0, 0, 4, 5, 6, 0, 4, 1, 0]. The 398 writes are split as follows [1, 1, 0, 0, 0, 5, 42, 0, 334, 0, 0, 0, 0, 8, 0, 0, 0, 0, 3, 0, 0, 4]. [2024-12-02 12:47:22,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,382 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:47:22,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:47:22,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:47:22,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:47:22,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (1/1) ... [2024-12-02 12:47:22,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:47:22,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:47:22,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:47:22,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:47:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-12-02 12:47:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-12-02 12:47:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2024-12-02 12:47:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2024-12-02 12:47:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_mac_processor [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_mac_processor [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32 [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32 [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_regs_len [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_regs_len [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 12:47:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_on [2024-12-02 12:47:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_on [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_rx_engine [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_rx_engine [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_link [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_link [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 12:47:22,545 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 12:47:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure jme_netpoll [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_netpoll [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 12:47:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 12:47:22,546 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure jread32 [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure jread32 [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_rx_pcc [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_rx_pcc [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-12-02 12:47:22,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2024-12-02 12:47:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 12:47:22,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 12:47:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 12:47:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 12:47:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 12:47:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_unicastaddr [2024-12-02 12:47:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_unicastaddr [2024-12-02 12:47:22,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 12:47:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 12:47:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 12:47:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 12:47:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_calibration [2024-12-02 12:47:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_calibration [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 12:47:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 12:47:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure jme_restart_rx_engine [2024-12-02 12:47:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_restart_rx_engine [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 12:47:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 12:47:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 12:47:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 12:47:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-12-02 12:47:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-12-02 12:47:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure jme_linkstat_from_phy [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_linkstat_from_phy [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_write [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_write [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_on [2024-12-02 12:47:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_on [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 12:47:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure smi_phy_addr [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_phy_addr [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 12:47:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 12:47:22,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-12-02 12:47:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 12:47:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 12:47:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-12-02 12:47:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-12-02 12:47:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-12-02 12:47:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure reg_dbg [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_dbg [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure jme_start_irq [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_start_irq [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-12-02 12:47:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2024-12-02 12:47:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure jme_fill_tx_map [2024-12-02 12:47:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_fill_tx_map [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_tx_resources [2024-12-02 12:47:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_tx_resources [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 12:47:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure jme_polling_mode [2024-12-02 12:47:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_polling_mode [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 12:47:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2024-12-02 12:47:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 12:47:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 12:47:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure jme_remove_one [2024-12-02 12:47:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_remove_one [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure jme_powersave_phy [2024-12-02 12:47:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_powersave_phy [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_on [2024-12-02 12:47:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_on [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2024-12-02 12:47:22,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2024-12-02 12:47:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure new_phy_power_ctrl [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure new_phy_power_ctrl [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure jme_intr_msi [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_intr_msi [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32f [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32f [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure smi_reg_addr [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_reg_addr [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_settings [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_settings [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-12-02 12:47:22,562 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 12:47:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 12:47:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 12:47:22,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 12:47:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-12-02 12:47:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-12-02 12:47:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2024-12-02 12:47:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure jme_nway_reset [2024-12-02 12:47:22,564 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_nway_reset [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-12-02 12:47:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-12-02 12:47:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_112 [2024-12-02 12:47:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_112 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-12-02 12:47:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 12:47:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_rx_resources [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_rx_resources [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure jme_resume [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_resume [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure jme_tx_timeout [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_tx_timeout [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_tx_engine [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_tx_engine [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-12-02 12:47:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-12-02 12:47:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_off [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_off [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_103 [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_103 [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_setEA [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_setEA [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_105 [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_105 [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_multi [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_multi [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure mmapio_memcpy [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mmapio_memcpy [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-12-02 12:47:22,567 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-12-02 12:47:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_read [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_read [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure jme_clear_pm [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_clear_pm [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure jme_close [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_close [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_irq [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_irq [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure jme_shutdown [2024-12-02 12:47:22,568 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_shutdown [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 12:47:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_off [2024-12-02 12:47:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_off [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_phy_processor [2024-12-02 12:47:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_phy_processor [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure jme_suspend [2024-12-02 12:47:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_suspend [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 12:47:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_113 [2024-12-02 12:47:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_113 [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-12-02 12:47:22,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-12-02 12:47:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_write [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_write [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_off [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_off [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_phyfifo_5level [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_phyfifo_5level [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_104 [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_104 [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_106 [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_106 [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_eeprom_len [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_eeprom_len [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_pcc_timer [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_pcc_timer [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure jme_interrupt_mode [2024-12-02 12:47:22,570 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_interrupt_mode [2024-12-02 12:47:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_settings [2024-12-02 12:47:22,571 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_settings [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_read [2024-12-02 12:47:22,571 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_read [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-12-02 12:47:22,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 12:47:22,571 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 12:47:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure jme_open [2024-12-02 12:47:22,572 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_open [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-12-02 12:47:22,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2024-12-02 12:47:22,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2024-12-02 12:47:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2024-12-02 12:47:22,572 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2024-12-02 12:47:23,638 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:47:23,642 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:47:37,260 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-12-02 12:47:38,249 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 12:47:45,154 INFO L? ?]: Removed 3499 outVars from TransFormulas that were not future-live. [2024-12-02 12:47:45,154 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:47:45,202 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:47:45,202 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-02 12:47:45,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:47:45 BoogieIcfgContainer [2024-12-02 12:47:45,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:47:45,204 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:47:45,204 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:47:45,209 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:47:45,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:47:16" (1/3) ... [2024-12-02 12:47:45,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7908f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:47:45, skipping insertion in model container [2024-12-02 12:47:45,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:47:20" (2/3) ... [2024-12-02 12:47:45,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7908f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:47:45, skipping insertion in model container [2024-12-02 12:47:45,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:47:45" (3/3) ... [2024-12-02 12:47:45,211 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i [2024-12-02 12:47:45,225 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:47:45,227 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-jme.cil.i that has 204 procedures, 3425 locations, 1 initial locations, 66 loop locations, and 1 error locations. [2024-12-02 12:47:45,313 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:47:45,322 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;@5888d4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:47:45,322 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 12:47:45,332 INFO L276 IsEmpty]: Start isEmpty. Operand has 3234 states, 2308 states have (on average 1.3271230502599654) internal successors, (3063), 2356 states have internal predecessors, (3063), 769 states have call successors, (769), 161 states have call predecessors, (769), 160 states have return successors, (760), 744 states have call predecessors, (760), 760 states have call successors, (760) [2024-12-02 12:47:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-12-02 12:47:45,367 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:47:45,368 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:47:45,368 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:47:45,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:47:45,372 INFO L85 PathProgramCache]: Analyzing trace with hash -2134487032, now seen corresponding path program 1 times [2024-12-02 12:47:45,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:47:45,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701613598] [2024-12-02 12:47:45,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:47:45,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:47:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:47:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 12:47:49,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:47:49,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701613598] [2024-12-02 12:47:49,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701613598] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:47:49,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:47:49,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:47:49,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070829007] [2024-12-02 12:47:49,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:47:49,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:47:49,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:47:49,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:47:49,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:47:49,150 INFO L87 Difference]: Start difference. First operand has 3234 states, 2308 states have (on average 1.3271230502599654) internal successors, (3063), 2356 states have internal predecessors, (3063), 769 states have call successors, (769), 161 states have call predecessors, (769), 160 states have return successors, (760), 744 states have call predecessors, (760), 760 states have call successors, (760) Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 12:47:53,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:47:54,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:47:54,448 INFO L93 Difference]: Finished difference Result 8636 states and 12487 transitions. [2024-12-02 12:47:54,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:47:54,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 263 [2024-12-02 12:47:54,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:47:54,505 INFO L225 Difference]: With dead ends: 8636 [2024-12-02 12:47:54,505 INFO L226 Difference]: Without dead ends: 5354 [2024-12-02 12:47:54,532 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 12:47:54,534 INFO L435 NwaCegarLoop]: 4527 mSDtfsCounter, 3114 mSDsluCounter, 4390 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3114 SdHoareTripleChecker+Valid, 8917 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:47:54,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3114 Valid, 8917 Invalid, 115 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 107 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-12-02 12:47:54,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5354 states. [2024-12-02 12:47:54,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5354 to 5352. [2024-12-02 12:47:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5352 states, 3794 states have (on average 1.2959936742224565) internal successors, (4917), 3877 states have internal predecessors, (4917), 1267 states have call successors, (1267), 291 states have call predecessors, (1267), 290 states have return successors, (1268), 1233 states have call predecessors, (1268), 1267 states have call successors, (1268) [2024-12-02 12:47:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5352 states to 5352 states and 7452 transitions. [2024-12-02 12:47:54,935 INFO L78 Accepts]: Start accepts. Automaton has 5352 states and 7452 transitions. Word has length 263 [2024-12-02 12:47:54,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:47:54,936 INFO L471 AbstractCegarLoop]: Abstraction has 5352 states and 7452 transitions. [2024-12-02 12:47:54,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 12:47:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 5352 states and 7452 transitions. [2024-12-02 12:47:55,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1665 [2024-12-02 12:47:55,032 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:47:55,033 INFO L218 NwaCegarLoop]: trace histogram [56, 56, 43, 43, 28, 28, 27, 27, 20, 20, 20, 20, 20, 20, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:47:55,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 12:47:55,034 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:47:55,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:47:55,035 INFO L85 PathProgramCache]: Analyzing trace with hash -785987185, now seen corresponding path program 1 times [2024-12-02 12:47:55,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:47:55,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294814511] [2024-12-02 12:47:55,035 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:47:55,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:47:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 13191 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13186 trivial. 0 not checked. [2024-12-02 12:48:01,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:01,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294814511] [2024-12-02 12:48:01,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294814511] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:48:01,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:48:01,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:48:01,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977148460] [2024-12-02 12:48:01,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:48:01,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:48:01,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:48:01,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:48:01,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:48:01,142 INFO L87 Difference]: Start difference. First operand 5352 states and 7452 transitions. Second operand has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 3 states have call successors, (153), 2 states have call predecessors, (153), 1 states have return successors, (152), 3 states have call predecessors, (152), 3 states have call successors, (152) [2024-12-02 12:48:05,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:48:06,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:48:06,432 INFO L93 Difference]: Finished difference Result 15136 states and 21048 transitions. [2024-12-02 12:48:06,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:48:06,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 3 states have call successors, (153), 2 states have call predecessors, (153), 1 states have return successors, (152), 3 states have call predecessors, (152), 3 states have call successors, (152) Word has length 1664 [2024-12-02 12:48:06,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:48:06,507 INFO L225 Difference]: With dead ends: 15136 [2024-12-02 12:48:06,508 INFO L226 Difference]: Without dead ends: 9825 [2024-12-02 12:48:06,537 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 12:48:06,538 INFO L435 NwaCegarLoop]: 5989 mSDtfsCounter, 3756 mSDsluCounter, 4373 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3756 SdHoareTripleChecker+Valid, 10362 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:48:06,538 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3756 Valid, 10362 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:48:06,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9825 states. [2024-12-02 12:48:07,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9825 to 9821. [2024-12-02 12:48:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9821 states, 6984 states have (on average 1.2949599083619703) internal successors, (9044), 7137 states have internal predecessors, (9044), 2287 states have call successors, (2287), 551 states have call predecessors, (2287), 549 states have return successors, (2289), 2223 states have call predecessors, (2289), 2287 states have call successors, (2289) [2024-12-02 12:48:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9821 states to 9821 states and 13620 transitions. [2024-12-02 12:48:07,156 INFO L78 Accepts]: Start accepts. Automaton has 9821 states and 13620 transitions. Word has length 1664 [2024-12-02 12:48:07,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:48:07,157 INFO L471 AbstractCegarLoop]: Abstraction has 9821 states and 13620 transitions. [2024-12-02 12:48:07,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 3 states have call successors, (153), 2 states have call predecessors, (153), 1 states have return successors, (152), 3 states have call predecessors, (152), 3 states have call successors, (152) [2024-12-02 12:48:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 9821 states and 13620 transitions. [2024-12-02 12:48:07,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1734 [2024-12-02 12:48:07,253 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:48:07,254 INFO L218 NwaCegarLoop]: trace histogram [56, 56, 43, 43, 30, 30, 28, 28, 20, 20, 20, 20, 20, 20, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 15, 15, 15, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:48:07,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 12:48:07,254 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:48:07,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:48:07,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1040874304, now seen corresponding path program 1 times [2024-12-02 12:48:07,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:48:07,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749927140] [2024-12-02 12:48:07,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:07,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:48:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:12,469 INFO L134 CoverageAnalysis]: Checked inductivity of 13654 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 13643 trivial. 0 not checked. [2024-12-02 12:48:12,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:12,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749927140] [2024-12-02 12:48:12,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749927140] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:48:12,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:48:12,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:48:12,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585850662] [2024-12-02 12:48:12,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:48:12,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:48:12,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:48:12,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:48:12,473 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:48:12,473 INFO L87 Difference]: Start difference. First operand 9821 states and 13620 transitions. Second operand has 3 states, 3 states have (on average 147.33333333333334) internal successors, (442), 3 states have internal predecessors, (442), 3 states have call successors, (161), 2 states have call predecessors, (161), 1 states have return successors, (160), 3 states have call predecessors, (160), 3 states have call successors, (160) [2024-12-02 12:48:16,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:48:17,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:48:17,358 INFO L93 Difference]: Finished difference Result 24070 states and 33378 transitions. [2024-12-02 12:48:17,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:48:17,359 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.33333333333334) internal successors, (442), 3 states have internal predecessors, (442), 3 states have call successors, (161), 2 states have call predecessors, (161), 1 states have return successors, (160), 3 states have call predecessors, (160), 3 states have call successors, (160) Word has length 1733 [2024-12-02 12:48:17,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:48:17,447 INFO L225 Difference]: With dead ends: 24070 [2024-12-02 12:48:17,448 INFO L226 Difference]: Without dead ends: 14290 [2024-12-02 12:48:17,485 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 12:48:17,486 INFO L435 NwaCegarLoop]: 8182 mSDtfsCounter, 3752 mSDsluCounter, 4362 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3752 SdHoareTripleChecker+Valid, 12544 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 12:48:17,486 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3752 Valid, 12544 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 12:48:17,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14290 states. [2024-12-02 12:48:17,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14290 to 14286. [2024-12-02 12:48:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14286 states, 10170 states have (on average 1.2946902654867256) internal successors, (13167), 10393 states have internal predecessors, (13167), 3307 states have call successors, (3307), 811 states have call predecessors, (3307), 808 states have return successors, (3310), 3213 states have call predecessors, (3310), 3307 states have call successors, (3310) [2024-12-02 12:48:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14286 states to 14286 states and 19784 transitions. [2024-12-02 12:48:17,941 INFO L78 Accepts]: Start accepts. Automaton has 14286 states and 19784 transitions. Word has length 1733 [2024-12-02 12:48:17,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:48:17,942 INFO L471 AbstractCegarLoop]: Abstraction has 14286 states and 19784 transitions. [2024-12-02 12:48:17,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.33333333333334) internal successors, (442), 3 states have internal predecessors, (442), 3 states have call successors, (161), 2 states have call predecessors, (161), 1 states have return successors, (160), 3 states have call predecessors, (160), 3 states have call successors, (160) [2024-12-02 12:48:17,943 INFO L276 IsEmpty]: Start isEmpty. Operand 14286 states and 19784 transitions. [2024-12-02 12:48:17,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1808 [2024-12-02 12:48:17,988 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:48:17,989 INFO L218 NwaCegarLoop]: trace histogram [56, 56, 43, 43, 32, 32, 28, 28, 20, 20, 20, 20, 20, 20, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:48:17,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 12:48:17,989 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:48:17,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:48:17,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1161007068, now seen corresponding path program 1 times [2024-12-02 12:48:17,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:48:17,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109531537] [2024-12-02 12:48:17,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:17,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:48:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:22,203 INFO L134 CoverageAnalysis]: Checked inductivity of 14148 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 14110 trivial. 0 not checked. [2024-12-02 12:48:22,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:22,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109531537] [2024-12-02 12:48:22,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109531537] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:48:22,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:48:22,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:48:22,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914854976] [2024-12-02 12:48:22,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:48:22,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:48:22,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:48:22,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:48:22,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:48:22,207 INFO L87 Difference]: Start difference. First operand 14286 states and 19784 transitions. Second operand has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) [2024-12-02 12:48:26,301 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 12:48:27,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:48:27,116 INFO L93 Difference]: Finished difference Result 32994 states and 45692 transitions. [2024-12-02 12:48:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:48:27,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) Word has length 1807 [2024-12-02 12:48:27,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:48:27,201 INFO L225 Difference]: With dead ends: 32994 [2024-12-02 12:48:27,201 INFO L226 Difference]: Without dead ends: 18749 [2024-12-02 12:48:27,247 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 12:48:27,248 INFO L435 NwaCegarLoop]: 8187 mSDtfsCounter, 3757 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3757 SdHoareTripleChecker+Valid, 12556 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-12-02 12:48:27,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3757 Valid, 12556 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-12-02 12:48:27,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18749 states. [2024-12-02 12:48:27,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18749 to 18745. [2024-12-02 12:48:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18745 states, 13350 states have (on average 1.294681647940075) internal successors, (17284), 13643 states have internal predecessors, (17284), 4327 states have call successors, (4327), 1071 states have call predecessors, (4327), 1067 states have return successors, (4331), 4203 states have call predecessors, (4331), 4327 states have call successors, (4331) [2024-12-02 12:48:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18745 states to 18745 states and 25942 transitions. [2024-12-02 12:48:27,811 INFO L78 Accepts]: Start accepts. Automaton has 18745 states and 25942 transitions. Word has length 1807 [2024-12-02 12:48:27,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:48:27,812 INFO L471 AbstractCegarLoop]: Abstraction has 18745 states and 25942 transitions. [2024-12-02 12:48:27,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) [2024-12-02 12:48:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 18745 states and 25942 transitions. [2024-12-02 12:48:27,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1808 [2024-12-02 12:48:27,863 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:48:27,864 INFO L218 NwaCegarLoop]: trace histogram [56, 56, 43, 43, 32, 32, 28, 28, 20, 20, 20, 20, 20, 20, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:48:27,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 12:48:27,864 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:48:27,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:48:27,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1349723554, now seen corresponding path program 1 times [2024-12-02 12:48:27,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:48:27,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647216262] [2024-12-02 12:48:27,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:27,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:48:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 14148 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14134 trivial. 0 not checked. [2024-12-02 12:48:32,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:32,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647216262] [2024-12-02 12:48:32,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647216262] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:48:32,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:48:32,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 12:48:32,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974791942] [2024-12-02 12:48:32,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:48:32,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 12:48:32,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:48:32,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 12:48:32,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:48:32,416 INFO L87 Difference]: Start difference. First operand 18745 states and 25942 transitions. Second operand has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 2 states have call successors, (166), 2 states have call predecessors, (166), 1 states have return successors, (165), 2 states have call predecessors, (165), 2 states have call successors, (165) [2024-12-02 12:48:32,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:48:32,877 INFO L93 Difference]: Finished difference Result 37453 states and 51831 transitions. [2024-12-02 12:48:32,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 12:48:32,878 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 2 states have call successors, (166), 2 states have call predecessors, (166), 1 states have return successors, (165), 2 states have call predecessors, (165), 2 states have call successors, (165) Word has length 1807 [2024-12-02 12:48:32,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:48:32,992 INFO L225 Difference]: With dead ends: 37453 [2024-12-02 12:48:32,992 INFO L226 Difference]: Without dead ends: 18749 [2024-12-02 12:48:33,062 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:48:33,062 INFO L435 NwaCegarLoop]: 4429 mSDtfsCounter, 0 mSDsluCounter, 8845 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13274 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:48:33,063 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13274 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:48:33,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18749 states. [2024-12-02 12:48:33,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18749 to 18749. [2024-12-02 12:48:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18749 states, 13354 states have (on average 1.294593380260596) internal successors, (17288), 13647 states have internal predecessors, (17288), 4327 states have call successors, (4327), 1071 states have call predecessors, (4327), 1067 states have return successors, (4331), 4203 states have call predecessors, (4331), 4327 states have call successors, (4331) [2024-12-02 12:48:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18749 states to 18749 states and 25946 transitions. [2024-12-02 12:48:33,786 INFO L78 Accepts]: Start accepts. Automaton has 18749 states and 25946 transitions. Word has length 1807 [2024-12-02 12:48:33,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:48:33,788 INFO L471 AbstractCegarLoop]: Abstraction has 18749 states and 25946 transitions. [2024-12-02 12:48:33,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 2 states have call successors, (166), 2 states have call predecessors, (166), 1 states have return successors, (165), 2 states have call predecessors, (165), 2 states have call successors, (165) [2024-12-02 12:48:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 18749 states and 25946 transitions. [2024-12-02 12:48:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1814 [2024-12-02 12:48:33,851 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:48:33,852 INFO L218 NwaCegarLoop]: trace histogram [56, 56, 43, 43, 32, 32, 28, 28, 20, 20, 20, 20, 20, 20, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:48:33,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 12:48:33,853 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:48:33,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:48:33,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1744639398, now seen corresponding path program 1 times [2024-12-02 12:48:33,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:48:33,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983092815] [2024-12-02 12:48:33,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:33,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:48:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 14148 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14134 trivial. 0 not checked. [2024-12-02 12:48:38,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:38,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983092815] [2024-12-02 12:48:38,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983092815] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:48:38,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:48:38,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 12:48:38,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462093046] [2024-12-02 12:48:38,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:48:38,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 12:48:38,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:48:38,370 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 12:48:38,370 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:48:38,370 INFO L87 Difference]: Start difference. First operand 18749 states and 25946 transitions. Second operand has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) [2024-12-02 12:48:38,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:48:38,969 INFO L93 Difference]: Finished difference Result 37515 states and 51921 transitions. [2024-12-02 12:48:38,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 12:48:38,970 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) Word has length 1813 [2024-12-02 12:48:38,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:48:39,048 INFO L225 Difference]: With dead ends: 37515 [2024-12-02 12:48:39,048 INFO L226 Difference]: Without dead ends: 18807 [2024-12-02 12:48:39,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:48:39,099 INFO L435 NwaCegarLoop]: 4428 mSDtfsCounter, 12 mSDsluCounter, 8845 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 13273 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:48:39,099 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 13273 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:48:39,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states. [2024-12-02 12:48:39,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 18791. [2024-12-02 12:48:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18791 states, 13390 states have (on average 1.2946975354742345) internal successors, (17336), 13683 states have internal predecessors, (17336), 4333 states have call successors, (4333), 1071 states have call predecessors, (4333), 1067 states have return successors, (4337), 4209 states have call predecessors, (4337), 4333 states have call successors, (4337) [2024-12-02 12:48:39,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18791 states to 18791 states and 26006 transitions. [2024-12-02 12:48:39,824 INFO L78 Accepts]: Start accepts. Automaton has 18791 states and 26006 transitions. Word has length 1813 [2024-12-02 12:48:39,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:48:39,826 INFO L471 AbstractCegarLoop]: Abstraction has 18791 states and 26006 transitions. [2024-12-02 12:48:39,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) [2024-12-02 12:48:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 18791 states and 26006 transitions. [2024-12-02 12:48:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1816 [2024-12-02 12:48:39,888 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:48:39,888 INFO L218 NwaCegarLoop]: trace histogram [56, 56, 43, 43, 32, 32, 28, 28, 20, 20, 20, 20, 20, 20, 19, 19, 19, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:48:39,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 12:48:39,889 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:48:39,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:48:39,890 INFO L85 PathProgramCache]: Analyzing trace with hash 844670507, now seen corresponding path program 1 times [2024-12-02 12:48:39,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:48:39,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695975477] [2024-12-02 12:48:39,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:39,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:48:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 14148 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14134 trivial. 0 not checked. [2024-12-02 12:48:44,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:44,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695975477] [2024-12-02 12:48:44,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695975477] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:48:44,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:48:44,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:48:44,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940073620] [2024-12-02 12:48:44,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:48:44,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:48:44,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:48:44,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:48:44,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:48:44,043 INFO L87 Difference]: Start difference. First operand 18791 states and 26006 transitions. Second operand has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) [2024-12-02 12:48:44,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:48:44,505 INFO L93 Difference]: Finished difference Result 37525 states and 51929 transitions. [2024-12-02 12:48:44,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:48:44,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) Word has length 1815 [2024-12-02 12:48:44,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:48:44,581 INFO L225 Difference]: With dead ends: 37525 [2024-12-02 12:48:44,581 INFO L226 Difference]: Without dead ends: 18775 [2024-12-02 12:48:44,635 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 12:48:44,636 INFO L435 NwaCegarLoop]: 4415 mSDtfsCounter, 4263 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4263 SdHoareTripleChecker+Valid, 4415 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 12:48:44,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4263 Valid, 4415 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:48:44,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18775 states. [2024-12-02 12:48:45,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18775 to 18775. [2024-12-02 12:48:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18775 states, 13378 states have (on average 1.294513380176409) internal successors, (17318), 13667 states have internal predecessors, (17318), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1067 states have return successors, (4333), 4207 states have call predecessors, (4333), 4329 states have call successors, (4333) [2024-12-02 12:48:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18775 states to 18775 states and 25980 transitions. [2024-12-02 12:48:45,194 INFO L78 Accepts]: Start accepts. Automaton has 18775 states and 25980 transitions. Word has length 1815 [2024-12-02 12:48:45,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:48:45,195 INFO L471 AbstractCegarLoop]: Abstraction has 18775 states and 25980 transitions. [2024-12-02 12:48:45,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 3 states have call successors, (167), 2 states have call predecessors, (167), 1 states have return successors, (166), 3 states have call predecessors, (166), 3 states have call successors, (166) [2024-12-02 12:48:45,196 INFO L276 IsEmpty]: Start isEmpty. Operand 18775 states and 25980 transitions. [2024-12-02 12:48:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1850 [2024-12-02 12:48:45,237 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:48:45,237 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:48:45,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 12:48:45,238 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:48:45,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:48:45,238 INFO L85 PathProgramCache]: Analyzing trace with hash -407269906, now seen corresponding path program 1 times [2024-12-02 12:48:45,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:48:45,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732138757] [2024-12-02 12:48:45,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:45,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:48:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:48:49,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:48:49,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732138757] [2024-12-02 12:48:49,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732138757] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:48:49,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88280714] [2024-12-02 12:48:49,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:48:49,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:48:49,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:48:49,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:48:49,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 12:48:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:48:54,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 11640 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:48:55,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:49:18,054 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:49:18,055 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:49:18,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88280714] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:49:18,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:49:18,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:49:18,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88220497] [2024-12-02 12:49:18,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:49:18,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:49:18,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:49:18,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:49:18,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:49:18,060 INFO L87 Difference]: Start difference. First operand 18775 states and 25980 transitions. Second operand has 3 states, 3 states have (on average 152.0) internal successors, (456), 2 states have internal predecessors, (456), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:49:18,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:49:18,556 INFO L93 Difference]: Finished difference Result 37509 states and 51909 transitions. [2024-12-02 12:49:18,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:49:18,557 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 2 states have internal predecessors, (456), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1849 [2024-12-02 12:49:18,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:49:18,647 INFO L225 Difference]: With dead ends: 37509 [2024-12-02 12:49:18,647 INFO L226 Difference]: Without dead ends: 18775 [2024-12-02 12:49:18,701 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1851 GetRequests, 1849 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:49:18,702 INFO L435 NwaCegarLoop]: 4414 mSDtfsCounter, 3630 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3630 SdHoareTripleChecker+Valid, 4414 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 12:49:18,702 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3630 Valid, 4414 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:49:18,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18775 states. [2024-12-02 12:49:19,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18775 to 18775. [2024-12-02 12:49:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18775 states, 13378 states have (on average 1.2942143818209) internal successors, (17314), 13667 states have internal predecessors, (17314), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1067 states have return successors, (4333), 4207 states have call predecessors, (4333), 4329 states have call successors, (4333) [2024-12-02 12:49:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18775 states to 18775 states and 25976 transitions. [2024-12-02 12:49:19,244 INFO L78 Accepts]: Start accepts. Automaton has 18775 states and 25976 transitions. Word has length 1849 [2024-12-02 12:49:19,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:49:19,246 INFO L471 AbstractCegarLoop]: Abstraction has 18775 states and 25976 transitions. [2024-12-02 12:49:19,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 2 states have internal predecessors, (456), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:49:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 18775 states and 25976 transitions. [2024-12-02 12:49:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1851 [2024-12-02 12:49:19,286 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:49:19,286 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:49:19,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 12:49:19,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:49:19,487 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:49:19,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:49:19,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1536478345, now seen corresponding path program 1 times [2024-12-02 12:49:19,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:49:19,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861531999] [2024-12-02 12:49:19,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:49:19,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:49:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:49:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:49:23,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:49:23,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861531999] [2024-12-02 12:49:23,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861531999] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:49:23,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350988156] [2024-12-02 12:49:23,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:49:23,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:49:23,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:49:23,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:49:23,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 12:49:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:49:29,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 11641 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:49:29,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:49:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:49:51,906 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:49:51,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350988156] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:49:51,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:49:51,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:49:51,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606171052] [2024-12-02 12:49:51,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:49:51,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:49:51,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:49:51,909 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:49:51,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:49:51,909 INFO L87 Difference]: Start difference. First operand 18775 states and 25976 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 2 states have internal predecessors, (457), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:49:52,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:49:52,334 INFO L93 Difference]: Finished difference Result 37509 states and 51901 transitions. [2024-12-02 12:49:52,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:49:52,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 2 states have internal predecessors, (457), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1850 [2024-12-02 12:49:52,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:49:52,423 INFO L225 Difference]: With dead ends: 37509 [2024-12-02 12:49:52,423 INFO L226 Difference]: Without dead ends: 18775 [2024-12-02 12:49:52,479 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1852 GetRequests, 1850 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:49:52,480 INFO L435 NwaCegarLoop]: 4413 mSDtfsCounter, 3628 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3628 SdHoareTripleChecker+Valid, 4413 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 12:49:52,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3628 Valid, 4413 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:49:52,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18775 states. [2024-12-02 12:49:53,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18775 to 18775. [2024-12-02 12:49:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18775 states, 13378 states have (on average 1.293915383465391) internal successors, (17310), 13667 states have internal predecessors, (17310), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1067 states have return successors, (4333), 4207 states have call predecessors, (4333), 4329 states have call successors, (4333) [2024-12-02 12:49:53,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18775 states to 18775 states and 25972 transitions. [2024-12-02 12:49:53,493 INFO L78 Accepts]: Start accepts. Automaton has 18775 states and 25972 transitions. Word has length 1850 [2024-12-02 12:49:53,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:49:53,495 INFO L471 AbstractCegarLoop]: Abstraction has 18775 states and 25972 transitions. [2024-12-02 12:49:53,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 2 states have internal predecessors, (457), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:49:53,495 INFO L276 IsEmpty]: Start isEmpty. Operand 18775 states and 25972 transitions. [2024-12-02 12:49:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1852 [2024-12-02 12:49:53,535 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:49:53,535 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:49:53,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 12:49:53,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:49:53,736 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:49:53,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:49:53,736 INFO L85 PathProgramCache]: Analyzing trace with hash -2067684982, now seen corresponding path program 1 times [2024-12-02 12:49:53,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:49:53,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843630636] [2024-12-02 12:49:53,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:49:53,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:49:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:49:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:49:57,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:49:57,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843630636] [2024-12-02 12:49:57,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843630636] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:49:57,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423941246] [2024-12-02 12:49:57,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:49:57,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:49:57,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:49:57,527 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:49:57,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 12:50:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:50:03,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 11642 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:50:03,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:50:26,826 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:50:26,826 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:50:26,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423941246] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:50:26,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:50:26,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:50:26,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425935941] [2024-12-02 12:50:26,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:50:26,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:50:26,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:50:26,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:50:26,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:50:26,829 INFO L87 Difference]: Start difference. First operand 18775 states and 25972 transitions. Second operand has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 2 states have internal predecessors, (458), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:50:27,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:50:27,363 INFO L93 Difference]: Finished difference Result 37509 states and 51893 transitions. [2024-12-02 12:50:27,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:50:27,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 2 states have internal predecessors, (458), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1851 [2024-12-02 12:50:27,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:50:27,437 INFO L225 Difference]: With dead ends: 37509 [2024-12-02 12:50:27,437 INFO L226 Difference]: Without dead ends: 18775 [2024-12-02 12:50:27,484 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1853 GetRequests, 1851 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:50:27,485 INFO L435 NwaCegarLoop]: 4412 mSDtfsCounter, 3626 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3626 SdHoareTripleChecker+Valid, 4412 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 12:50:27,485 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3626 Valid, 4412 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:50:27,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18775 states. [2024-12-02 12:50:27,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18775 to 18775. [2024-12-02 12:50:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18775 states, 13378 states have (on average 1.2936163851098819) internal successors, (17306), 13667 states have internal predecessors, (17306), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1067 states have return successors, (4333), 4207 states have call predecessors, (4333), 4329 states have call successors, (4333) [2024-12-02 12:50:28,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18775 states to 18775 states and 25968 transitions. [2024-12-02 12:50:28,071 INFO L78 Accepts]: Start accepts. Automaton has 18775 states and 25968 transitions. Word has length 1851 [2024-12-02 12:50:28,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:50:28,073 INFO L471 AbstractCegarLoop]: Abstraction has 18775 states and 25968 transitions. [2024-12-02 12:50:28,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 2 states have internal predecessors, (458), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:50:28,073 INFO L276 IsEmpty]: Start isEmpty. Operand 18775 states and 25968 transitions. [2024-12-02 12:50:28,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1853 [2024-12-02 12:50:28,113 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:50:28,113 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:50:28,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 12:50:28,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-02 12:50:28,314 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:50:28,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:50:28,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1240704941, now seen corresponding path program 1 times [2024-12-02 12:50:28,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:50:28,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024102882] [2024-12-02 12:50:28,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:50:28,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:50:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:50:32,947 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15008 trivial. 0 not checked. [2024-12-02 12:50:32,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:50:32,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024102882] [2024-12-02 12:50:32,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024102882] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:50:32,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:50:32,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 12:50:32,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859030665] [2024-12-02 12:50:32,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:50:32,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 12:50:32,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:50:32,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 12:50:32,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 12:50:32,950 INFO L87 Difference]: Start difference. First operand 18775 states and 25968 transitions. Second operand has 6 states, 6 states have (on average 77.16666666666667) internal successors, (463), 5 states have internal predecessors, (463), 2 states have call successors, (169), 2 states have call predecessors, (169), 2 states have return successors, (168), 3 states have call predecessors, (168), 2 states have call successors, (168) [2024-12-02 12:50:33,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:50:33,639 INFO L93 Difference]: Finished difference Result 37519 states and 51893 transitions. [2024-12-02 12:50:33,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 12:50:33,640 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 77.16666666666667) internal successors, (463), 5 states have internal predecessors, (463), 2 states have call successors, (169), 2 states have call predecessors, (169), 2 states have return successors, (168), 3 states have call predecessors, (168), 2 states have call successors, (168) Word has length 1852 [2024-12-02 12:50:33,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:50:33,724 INFO L225 Difference]: With dead ends: 37519 [2024-12-02 12:50:33,724 INFO L226 Difference]: Without dead ends: 18785 [2024-12-02 12:50:33,779 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 12:50:33,780 INFO L435 NwaCegarLoop]: 4410 mSDtfsCounter, 0 mSDsluCounter, 17632 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22042 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:50:33,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 22042 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:50:33,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18785 states. [2024-12-02 12:50:34,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18785 to 18785. [2024-12-02 12:50:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18785 states, 13386 states have (on average 1.2934409084117735) internal successors, (17314), 13675 states have internal predecessors, (17314), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1069 states have return successors, (4339), 4209 states have call predecessors, (4339), 4329 states have call successors, (4339) [2024-12-02 12:50:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18785 states to 18785 states and 25982 transitions. [2024-12-02 12:50:34,531 INFO L78 Accepts]: Start accepts. Automaton has 18785 states and 25982 transitions. Word has length 1852 [2024-12-02 12:50:34,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:50:34,531 INFO L471 AbstractCegarLoop]: Abstraction has 18785 states and 25982 transitions. [2024-12-02 12:50:34,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 77.16666666666667) internal successors, (463), 5 states have internal predecessors, (463), 2 states have call successors, (169), 2 states have call predecessors, (169), 2 states have return successors, (168), 3 states have call predecessors, (168), 2 states have call successors, (168) [2024-12-02 12:50:34,532 INFO L276 IsEmpty]: Start isEmpty. Operand 18785 states and 25982 transitions. [2024-12-02 12:50:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1853 [2024-12-02 12:50:34,573 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:50:34,574 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:50:34,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 12:50:34,574 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:50:34,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:50:34,575 INFO L85 PathProgramCache]: Analyzing trace with hash 97004629, now seen corresponding path program 1 times [2024-12-02 12:50:34,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:50:34,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950637941] [2024-12-02 12:50:34,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:50:34,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:50:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:50:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:50:38,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:50:38,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950637941] [2024-12-02 12:50:38,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950637941] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:50:38,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933319196] [2024-12-02 12:50:38,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:50:38,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:50:38,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:50:38,318 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:50:38,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 12:50:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:50:44,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 11654 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:50:44,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:51:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:51:07,915 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:51:07,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933319196] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:51:07,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:51:07,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:51:07,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162925976] [2024-12-02 12:51:07,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:51:07,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:51:07,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:51:07,917 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:51:07,917 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:51:07,917 INFO L87 Difference]: Start difference. First operand 18785 states and 25982 transitions. Second operand has 3 states, 3 states have (on average 153.0) internal successors, (459), 2 states have internal predecessors, (459), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:51:08,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:51:08,396 INFO L93 Difference]: Finished difference Result 37529 states and 51913 transitions. [2024-12-02 12:51:08,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:51:08,397 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.0) internal successors, (459), 2 states have internal predecessors, (459), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1852 [2024-12-02 12:51:08,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:51:08,486 INFO L225 Difference]: With dead ends: 37529 [2024-12-02 12:51:08,486 INFO L226 Difference]: Without dead ends: 18785 [2024-12-02 12:51:08,536 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1854 GetRequests, 1852 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:51:08,536 INFO L435 NwaCegarLoop]: 4411 mSDtfsCounter, 3624 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3624 SdHoareTripleChecker+Valid, 4411 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 12:51:08,537 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3624 Valid, 4411 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:51:08,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18785 states. [2024-12-02 12:51:09,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18785 to 18785. [2024-12-02 12:51:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18785 states, 13386 states have (on average 1.2931420887494398) internal successors, (17310), 13675 states have internal predecessors, (17310), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1069 states have return successors, (4339), 4209 states have call predecessors, (4339), 4329 states have call successors, (4339) [2024-12-02 12:51:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18785 states to 18785 states and 25978 transitions. [2024-12-02 12:51:09,253 INFO L78 Accepts]: Start accepts. Automaton has 18785 states and 25978 transitions. Word has length 1852 [2024-12-02 12:51:09,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:51:09,254 INFO L471 AbstractCegarLoop]: Abstraction has 18785 states and 25978 transitions. [2024-12-02 12:51:09,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.0) internal successors, (459), 2 states have internal predecessors, (459), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:51:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 18785 states and 25978 transitions. [2024-12-02 12:51:09,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1854 [2024-12-02 12:51:09,290 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:51:09,291 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:51:09,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 12:51:09,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-12-02 12:51:09,491 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:51:09,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:51:09,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1554680164, now seen corresponding path program 1 times [2024-12-02 12:51:09,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:51:09,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256981518] [2024-12-02 12:51:09,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:51:09,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:51:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:51:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:51:13,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:51:13,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256981518] [2024-12-02 12:51:13,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256981518] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:51:13,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737530798] [2024-12-02 12:51:13,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:51:13,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:51:13,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:51:13,251 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:51:13,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 12:51:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:51:19,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 11655 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:51:19,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:51:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:51:42,977 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:51:42,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1737530798] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:51:42,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:51:42,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:51:42,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480669279] [2024-12-02 12:51:42,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:51:42,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:51:42,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:51:42,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:51:42,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:51:42,980 INFO L87 Difference]: Start difference. First operand 18785 states and 25978 transitions. Second operand has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 2 states have internal predecessors, (460), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:51:43,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:51:43,505 INFO L93 Difference]: Finished difference Result 37529 states and 51905 transitions. [2024-12-02 12:51:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:51:43,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 2 states have internal predecessors, (460), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1853 [2024-12-02 12:51:43,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:51:43,588 INFO L225 Difference]: With dead ends: 37529 [2024-12-02 12:51:43,588 INFO L226 Difference]: Without dead ends: 18785 [2024-12-02 12:51:43,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1855 GetRequests, 1853 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:51:43,640 INFO L435 NwaCegarLoop]: 4410 mSDtfsCounter, 3622 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3622 SdHoareTripleChecker+Valid, 4410 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 12:51:43,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3622 Valid, 4410 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:51:43,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18785 states. [2024-12-02 12:51:44,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18785 to 18785. [2024-12-02 12:51:44,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18785 states, 13386 states have (on average 1.292843269087106) internal successors, (17306), 13675 states have internal predecessors, (17306), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1069 states have return successors, (4339), 4209 states have call predecessors, (4339), 4329 states have call successors, (4339) [2024-12-02 12:51:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18785 states to 18785 states and 25974 transitions. [2024-12-02 12:51:44,302 INFO L78 Accepts]: Start accepts. Automaton has 18785 states and 25974 transitions. Word has length 1853 [2024-12-02 12:51:44,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:51:44,304 INFO L471 AbstractCegarLoop]: Abstraction has 18785 states and 25974 transitions. [2024-12-02 12:51:44,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 2 states have internal predecessors, (460), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:51:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 18785 states and 25974 transitions. [2024-12-02 12:51:44,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1855 [2024-12-02 12:51:44,347 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:51:44,347 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:51:44,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 12:51:44,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-12-02 12:51:44,548 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:51:44,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:51:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash -387501903, now seen corresponding path program 1 times [2024-12-02 12:51:44,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:51:44,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362274662] [2024-12-02 12:51:44,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:51:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:51:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:51:48,319 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:51:48,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:51:48,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362274662] [2024-12-02 12:51:48,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362274662] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:51:48,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447586750] [2024-12-02 12:51:48,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:51:48,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:51:48,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:51:48,321 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:51:48,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 12:51:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:51:55,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 11656 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:51:55,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:52:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:52:18,229 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:52:18,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447586750] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:52:18,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:52:18,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:52:18,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115389261] [2024-12-02 12:52:18,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:52:18,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:52:18,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:52:18,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:52:18,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:52:18,231 INFO L87 Difference]: Start difference. First operand 18785 states and 25974 transitions. Second operand has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 2 states have internal predecessors, (461), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:52:18,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:52:18,878 INFO L93 Difference]: Finished difference Result 37529 states and 51897 transitions. [2024-12-02 12:52:18,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:52:18,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 2 states have internal predecessors, (461), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1854 [2024-12-02 12:52:18,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:52:18,953 INFO L225 Difference]: With dead ends: 37529 [2024-12-02 12:52:18,953 INFO L226 Difference]: Without dead ends: 18785 [2024-12-02 12:52:18,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1856 GetRequests, 1854 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:52:18,998 INFO L435 NwaCegarLoop]: 4409 mSDtfsCounter, 3620 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3620 SdHoareTripleChecker+Valid, 4409 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 12:52:18,998 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3620 Valid, 4409 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:52:19,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18785 states. [2024-12-02 12:52:19,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18785 to 18785. [2024-12-02 12:52:19,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18785 states, 13386 states have (on average 1.2925444494247722) internal successors, (17302), 13675 states have internal predecessors, (17302), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1069 states have return successors, (4339), 4209 states have call predecessors, (4339), 4329 states have call successors, (4339) [2024-12-02 12:52:19,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18785 states to 18785 states and 25970 transitions. [2024-12-02 12:52:19,654 INFO L78 Accepts]: Start accepts. Automaton has 18785 states and 25970 transitions. Word has length 1854 [2024-12-02 12:52:19,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:52:19,656 INFO L471 AbstractCegarLoop]: Abstraction has 18785 states and 25970 transitions. [2024-12-02 12:52:19,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 2 states have internal predecessors, (461), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:52:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 18785 states and 25970 transitions. [2024-12-02 12:52:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1856 [2024-12-02 12:52:19,699 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:52:19,699 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:52:19,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 12:52:19,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-12-02 12:52:19,900 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:52:19,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:52:19,901 INFO L85 PathProgramCache]: Analyzing trace with hash -351087232, now seen corresponding path program 1 times [2024-12-02 12:52:19,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:52:19,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923426216] [2024-12-02 12:52:19,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:52:19,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:52:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:52:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:52:23,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:52:23,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923426216] [2024-12-02 12:52:23,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923426216] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:52:23,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150209509] [2024-12-02 12:52:23,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:52:23,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:52:23,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:52:23,765 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:52:23,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 12:52:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:52:30,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 11657 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:52:30,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:52:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:52:51,697 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:52:51,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150209509] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:52:51,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:52:51,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:52:51,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526523914] [2024-12-02 12:52:51,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:52:51,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:52:51,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:52:51,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:52:51,700 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:52:51,701 INFO L87 Difference]: Start difference. First operand 18785 states and 25970 transitions. Second operand has 3 states, 3 states have (on average 154.0) internal successors, (462), 2 states have internal predecessors, (462), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:52:52,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:52:52,288 INFO L93 Difference]: Finished difference Result 37529 states and 51889 transitions. [2024-12-02 12:52:52,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:52:52,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 2 states have internal predecessors, (462), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1855 [2024-12-02 12:52:52,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:52:52,376 INFO L225 Difference]: With dead ends: 37529 [2024-12-02 12:52:52,376 INFO L226 Difference]: Without dead ends: 18785 [2024-12-02 12:52:52,427 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1857 GetRequests, 1855 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:52:52,428 INFO L435 NwaCegarLoop]: 4408 mSDtfsCounter, 3618 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3618 SdHoareTripleChecker+Valid, 4408 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 12:52:52,428 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3618 Valid, 4408 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:52:52,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18785 states. [2024-12-02 12:52:53,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18785 to 18785. [2024-12-02 12:52:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18785 states, 13386 states have (on average 1.2922456297624383) internal successors, (17298), 13675 states have internal predecessors, (17298), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1069 states have return successors, (4339), 4209 states have call predecessors, (4339), 4329 states have call successors, (4339) [2024-12-02 12:52:53,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18785 states to 18785 states and 25966 transitions. [2024-12-02 12:52:53,228 INFO L78 Accepts]: Start accepts. Automaton has 18785 states and 25966 transitions. Word has length 1855 [2024-12-02 12:52:53,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:52:53,229 INFO L471 AbstractCegarLoop]: Abstraction has 18785 states and 25966 transitions. [2024-12-02 12:52:53,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 2 states have internal predecessors, (462), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:52:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 18785 states and 25966 transitions. [2024-12-02 12:52:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1857 [2024-12-02 12:52:53,269 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:52:53,270 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:52:53,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 12:52:53,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-12-02 12:52:53,470 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:52:53,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:52:53,471 INFO L85 PathProgramCache]: Analyzing trace with hash 892284173, now seen corresponding path program 1 times [2024-12-02 12:52:53,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:52:53,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089335247] [2024-12-02 12:52:53,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:52:53,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:52:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:52:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:52:57,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:52:57,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089335247] [2024-12-02 12:52:57,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089335247] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:52:57,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900057782] [2024-12-02 12:52:57,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:52:57,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:52:57,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:52:57,245 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:52:57,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 12:53:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:53:04,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 11658 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:53:04,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:53:27,495 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15022 trivial. 0 not checked. [2024-12-02 12:53:27,495 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:53:27,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900057782] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:53:27,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:53:27,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2024-12-02 12:53:27,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358529729] [2024-12-02 12:53:27,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:53:27,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:53:27,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:53:27,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:53:27,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:53:27,497 INFO L87 Difference]: Start difference. First operand 18785 states and 25966 transitions. Second operand has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 2 states have internal predecessors, (463), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:53:28,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:53:28,106 INFO L93 Difference]: Finished difference Result 37529 states and 51881 transitions. [2024-12-02 12:53:28,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:53:28,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 2 states have internal predecessors, (463), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) Word has length 1856 [2024-12-02 12:53:28,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:53:28,197 INFO L225 Difference]: With dead ends: 37529 [2024-12-02 12:53:28,197 INFO L226 Difference]: Without dead ends: 18785 [2024-12-02 12:53:28,248 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1858 GetRequests, 1856 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 12:53:28,248 INFO L435 NwaCegarLoop]: 4407 mSDtfsCounter, 3616 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3616 SdHoareTripleChecker+Valid, 4407 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 12:53:28,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3616 Valid, 4407 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:53:28,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18785 states. [2024-12-02 12:53:29,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18785 to 18785. [2024-12-02 12:53:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18785 states, 13386 states have (on average 1.2919468101001046) internal successors, (17294), 13675 states have internal predecessors, (17294), 4329 states have call successors, (4329), 1071 states have call predecessors, (4329), 1069 states have return successors, (4339), 4209 states have call predecessors, (4339), 4329 states have call successors, (4339) [2024-12-02 12:53:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18785 states to 18785 states and 25962 transitions. [2024-12-02 12:53:29,106 INFO L78 Accepts]: Start accepts. Automaton has 18785 states and 25962 transitions. Word has length 1856 [2024-12-02 12:53:29,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:53:29,107 INFO L471 AbstractCegarLoop]: Abstraction has 18785 states and 25962 transitions. [2024-12-02 12:53:29,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 2 states have internal predecessors, (463), 1 states have call successors, (168), 1 states have call predecessors, (168), 2 states have return successors, (167), 2 states have call predecessors, (167), 1 states have call successors, (167) [2024-12-02 12:53:29,107 INFO L276 IsEmpty]: Start isEmpty. Operand 18785 states and 25962 transitions. [2024-12-02 12:53:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1858 [2024-12-02 12:53:29,146 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:53:29,146 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 45, 45, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:53:29,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-02 12:53:29,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-12-02 12:53:29,347 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:53:29,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:53:29,348 INFO L85 PathProgramCache]: Analyzing trace with hash 896608668, now seen corresponding path program 1 times [2024-12-02 12:53:29,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:53:29,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673750990] [2024-12-02 12:53:29,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:53:29,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:53:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:53:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 15004 trivial. 0 not checked. [2024-12-02 12:53:33,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:53:33,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673750990] [2024-12-02 12:53:33,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673750990] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:53:33,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636250891] [2024-12-02 12:53:33,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:53:33,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:53:33,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:53:33,320 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:53:33,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-02 12:53:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:53:40,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 11659 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:53:40,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:53:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 15022 backedges. 3102 proven. 0 refuted. 0 times theorem prover too weak. 11920 trivial. 0 not checked. [2024-12-02 12:53:40,777 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:53:40,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636250891] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:53:40,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:53:40,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 3 [2024-12-02 12:53:40,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674838025] [2024-12-02 12:53:40,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:53:40,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:53:40,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:53:40,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:53:40,779 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:53:40,780 INFO L87 Difference]: Start difference. First operand 18785 states and 25962 transitions. Second operand has 3 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 2 states have call successors, (180), 2 states have call predecessors, (180), 2 states have return successors, (179), 2 states have call predecessors, (179), 2 states have call successors, (179) [2024-12-02 12:53:41,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:53:41,495 INFO L93 Difference]: Finished difference Result 37601 states and 52571 transitions. [2024-12-02 12:53:41,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:53:41,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 2 states have call successors, (180), 2 states have call predecessors, (180), 2 states have return successors, (179), 2 states have call predecessors, (179), 2 states have call successors, (179) Word has length 1857 [2024-12-02 12:53:41,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:53:41,592 INFO L225 Difference]: With dead ends: 37601 [2024-12-02 12:53:41,592 INFO L226 Difference]: Without dead ends: 18857 [2024-12-02 12:53:41,646 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1859 GetRequests, 1858 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 12:53:41,647 INFO L435 NwaCegarLoop]: 4405 mSDtfsCounter, 8 mSDsluCounter, 4401 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:53:41,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 8806 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:53:41,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18857 states. [2024-12-02 12:53:42,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18857 to 18857. [2024-12-02 12:53:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18857 states, 13442 states have (on average 1.2925159946436542) internal successors, (17374), 13731 states have internal predecessors, (17374), 4345 states have call successors, (4345), 1071 states have call predecessors, (4345), 1069 states have return successors, (4355), 4225 states have call predecessors, (4355), 4345 states have call successors, (4355) [2024-12-02 12:53:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18857 states to 18857 states and 26074 transitions. [2024-12-02 12:53:42,399 INFO L78 Accepts]: Start accepts. Automaton has 18857 states and 26074 transitions. Word has length 1857 [2024-12-02 12:53:42,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:53:42,399 INFO L471 AbstractCegarLoop]: Abstraction has 18857 states and 26074 transitions. [2024-12-02 12:53:42,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 2 states have call successors, (180), 2 states have call predecessors, (180), 2 states have return successors, (179), 2 states have call predecessors, (179), 2 states have call successors, (179) [2024-12-02 12:53:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 18857 states and 26074 transitions. [2024-12-02 12:53:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1890 [2024-12-02 12:53:42,443 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:53:42,444 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 47, 47, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:53:42,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-02 12:53:42,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-12-02 12:53:42,644 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:53:42,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:53:42,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1023289734, now seen corresponding path program 1 times [2024-12-02 12:53:42,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:53:42,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255672101] [2024-12-02 12:53:42,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:53:42,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:53:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:53:46,490 INFO L134 CoverageAnalysis]: Checked inductivity of 15388 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15374 trivial. 0 not checked. [2024-12-02 12:53:46,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:53:46,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255672101] [2024-12-02 12:53:46,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255672101] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:53:46,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:53:46,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:53:46,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297471016] [2024-12-02 12:53:46,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:53:46,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:53:46,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:53:46,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:53:46,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:53:46,493 INFO L87 Difference]: Start difference. First operand 18857 states and 26074 transitions. Second operand has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 2 states have call successors, (171), 2 states have call predecessors, (171), 2 states have return successors, (170), 2 states have call predecessors, (170), 2 states have call successors, (170) [2024-12-02 12:53:47,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:53:47,186 INFO L93 Difference]: Finished difference Result 37745 states and 52755 transitions. [2024-12-02 12:53:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:53:47,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 2 states have call successors, (171), 2 states have call predecessors, (171), 2 states have return successors, (170), 2 states have call predecessors, (170), 2 states have call successors, (170) Word has length 1889 [2024-12-02 12:53:47,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:53:47,286 INFO L225 Difference]: With dead ends: 37745 [2024-12-02 12:53:47,286 INFO L226 Difference]: Without dead ends: 18929 [2024-12-02 12:53:47,342 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 12:53:47,342 INFO L435 NwaCegarLoop]: 4405 mSDtfsCounter, 8 mSDsluCounter, 4401 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:53:47,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 8806 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:53:47,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18929 states. [2024-12-02 12:53:47,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18929 to 18929. [2024-12-02 12:53:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18929 states, 13498 states have (on average 1.2930804563639058) internal successors, (17454), 13787 states have internal predecessors, (17454), 4361 states have call successors, (4361), 1071 states have call predecessors, (4361), 1069 states have return successors, (4371), 4241 states have call predecessors, (4371), 4361 states have call successors, (4371) [2024-12-02 12:53:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18929 states to 18929 states and 26186 transitions. [2024-12-02 12:53:48,083 INFO L78 Accepts]: Start accepts. Automaton has 18929 states and 26186 transitions. Word has length 1889 [2024-12-02 12:53:48,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:53:48,084 INFO L471 AbstractCegarLoop]: Abstraction has 18929 states and 26186 transitions. [2024-12-02 12:53:48,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 2 states have call successors, (171), 2 states have call predecessors, (171), 2 states have return successors, (170), 2 states have call predecessors, (170), 2 states have call successors, (170) [2024-12-02 12:53:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 18929 states and 26186 transitions. [2024-12-02 12:53:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1906 [2024-12-02 12:53:48,126 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:53:48,127 INFO L218 NwaCegarLoop]: trace histogram [58, 58, 48, 48, 32, 32, 29, 29, 20, 20, 20, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:53:48,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 12:53:48,127 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:53:48,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:53:48,128 INFO L85 PathProgramCache]: Analyzing trace with hash -292176630, now seen corresponding path program 1 times [2024-12-02 12:53:48,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:53:48,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509169050] [2024-12-02 12:53:48,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:53:48,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:53:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:53:52,413 INFO L134 CoverageAnalysis]: Checked inductivity of 15585 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15571 trivial. 0 not checked. [2024-12-02 12:53:52,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:53:52,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509169050] [2024-12-02 12:53:52,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509169050] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:53:52,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:53:52,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:53:52,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010736168] [2024-12-02 12:53:52,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:53:52,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:53:52,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:53:52,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:53:52,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:53:52,415 INFO L87 Difference]: Start difference. First operand 18929 states and 26186 transitions. Second operand has 3 states, 3 states have (on average 158.0) internal successors, (474), 3 states have internal predecessors, (474), 2 states have call successors, (173), 2 states have call predecessors, (173), 2 states have return successors, (172), 2 states have call predecessors, (172), 2 states have call successors, (172) [2024-12-02 12:53:53,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:53:53,092 INFO L93 Difference]: Finished difference Result 37985 states and 52801 transitions. [2024-12-02 12:53:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:53:53,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.0) internal successors, (474), 3 states have internal predecessors, (474), 2 states have call successors, (173), 2 states have call predecessors, (173), 2 states have return successors, (172), 2 states have call predecessors, (172), 2 states have call successors, (172) Word has length 1905 [2024-12-02 12:53:53,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:53:53,191 INFO L225 Difference]: With dead ends: 37985 [2024-12-02 12:53:53,191 INFO L226 Difference]: Without dead ends: 19097 [2024-12-02 12:53:53,244 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 12:53:53,245 INFO L435 NwaCegarLoop]: 4405 mSDtfsCounter, 22 mSDsluCounter, 4402 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 8807 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:53:53,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 8807 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:53:53,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19097 states. [2024-12-02 12:53:54,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19097 to 18937. [2024-12-02 12:53:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18937 states, 13506 states have (on average 1.2929068562120538) internal successors, (17462), 13795 states have internal predecessors, (17462), 4361 states have call successors, (4361), 1071 states have call predecessors, (4361), 1069 states have return successors, (4371), 4241 states have call predecessors, (4371), 4361 states have call successors, (4371) [2024-12-02 12:53:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18937 states to 18937 states and 26194 transitions. [2024-12-02 12:53:54,148 INFO L78 Accepts]: Start accepts. Automaton has 18937 states and 26194 transitions. Word has length 1905 [2024-12-02 12:53:54,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:53:54,149 INFO L471 AbstractCegarLoop]: Abstraction has 18937 states and 26194 transitions. [2024-12-02 12:53:54,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.0) internal successors, (474), 3 states have internal predecessors, (474), 2 states have call successors, (173), 2 states have call predecessors, (173), 2 states have return successors, (172), 2 states have call predecessors, (172), 2 states have call successors, (172) [2024-12-02 12:53:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 18937 states and 26194 transitions. [2024-12-02 12:53:54,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1959 [2024-12-02 12:53:54,189 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:53:54,189 INFO L218 NwaCegarLoop]: trace histogram [62, 62, 50, 50, 32, 32, 31, 31, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:53:54,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 12:53:54,190 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:53:54,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:53:54,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1694985644, now seen corresponding path program 1 times [2024-12-02 12:53:54,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:53:54,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186528278] [2024-12-02 12:53:54,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:53:54,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:53:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:53:58,267 INFO L134 CoverageAnalysis]: Checked inductivity of 17138 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 17123 trivial. 0 not checked. [2024-12-02 12:53:58,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:53:58,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186528278] [2024-12-02 12:53:58,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186528278] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:53:58,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:53:58,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:53:58,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617405747] [2024-12-02 12:53:58,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:53:58,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:53:58,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:53:58,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:53:58,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:53:58,270 INFO L87 Difference]: Start difference. First operand 18937 states and 26194 transitions. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 2 states have call successors, (175), 2 states have call predecessors, (175), 2 states have return successors, (174), 2 states have call predecessors, (174), 2 states have call successors, (174) [2024-12-02 12:53:58,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:53:58,988 INFO L93 Difference]: Finished difference Result 37905 states and 52681 transitions. [2024-12-02 12:53:58,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:53:58,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 2 states have call successors, (175), 2 states have call predecessors, (175), 2 states have return successors, (174), 2 states have call predecessors, (174), 2 states have call successors, (174) Word has length 1958 [2024-12-02 12:53:58,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:53:59,089 INFO L225 Difference]: With dead ends: 37905 [2024-12-02 12:53:59,089 INFO L226 Difference]: Without dead ends: 19009 [2024-12-02 12:53:59,143 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 12:53:59,143 INFO L435 NwaCegarLoop]: 4404 mSDtfsCounter, 8 mSDsluCounter, 4396 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8800 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:53:59,144 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 8800 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:53:59,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19009 states. [2024-12-02 12:53:59,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19009 to 18953. [2024-12-02 12:53:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18953 states, 13522 states have (on average 1.2925602721490903) internal successors, (17478), 13811 states have internal predecessors, (17478), 4361 states have call successors, (4361), 1071 states have call predecessors, (4361), 1069 states have return successors, (4371), 4241 states have call predecessors, (4371), 4361 states have call successors, (4371) [2024-12-02 12:53:59,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18953 states to 18953 states and 26210 transitions. [2024-12-02 12:54:00,002 INFO L78 Accepts]: Start accepts. Automaton has 18953 states and 26210 transitions. Word has length 1958 [2024-12-02 12:54:00,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:54:00,004 INFO L471 AbstractCegarLoop]: Abstraction has 18953 states and 26210 transitions. [2024-12-02 12:54:00,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 2 states have call successors, (175), 2 states have call predecessors, (175), 2 states have return successors, (174), 2 states have call predecessors, (174), 2 states have call successors, (174) [2024-12-02 12:54:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 18953 states and 26210 transitions. [2024-12-02 12:54:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2010 [2024-12-02 12:54:00,046 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:54:00,046 INFO L218 NwaCegarLoop]: trace histogram [66, 66, 52, 52, 33, 33, 32, 32, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:54:00,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 12:54:00,046 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:54:00,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:54:00,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1141097513, now seen corresponding path program 1 times [2024-12-02 12:54:00,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:54:00,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131244578] [2024-12-02 12:54:00,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:54:00,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:54:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:54:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18803 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 18787 trivial. 0 not checked. [2024-12-02 12:54:04,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:54:04,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131244578] [2024-12-02 12:54:04,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131244578] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:54:04,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773465214] [2024-12-02 12:54:04,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:54:04,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:54:04,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:54:04,246 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:54:04,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-02 12:54:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:54:11,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 12344 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:54:11,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:54:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 18803 backedges. 1626 proven. 0 refuted. 0 times theorem prover too weak. 17177 trivial. 0 not checked. [2024-12-02 12:54:15,285 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:54:15,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773465214] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:54:15,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:54:15,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 12:54:15,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775615669] [2024-12-02 12:54:15,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:54:15,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:54:15,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:54:15,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:54:15,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:54:15,288 INFO L87 Difference]: Start difference. First operand 18953 states and 26210 transitions. Second operand has 3 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 2 states have call successors, (183), 2 states have call predecessors, (183), 3 states have return successors, (182), 3 states have call predecessors, (182), 2 states have call successors, (182) [2024-12-02 12:54:16,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:54:16,100 INFO L93 Difference]: Finished difference Result 38021 states and 52505 transitions. [2024-12-02 12:54:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:54:16,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 2 states have call successors, (183), 2 states have call predecessors, (183), 3 states have return successors, (182), 3 states have call predecessors, (182), 2 states have call successors, (182) Word has length 2009 [2024-12-02 12:54:16,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:54:16,204 INFO L225 Difference]: With dead ends: 38021 [2024-12-02 12:54:16,205 INFO L226 Difference]: Without dead ends: 19109 [2024-12-02 12:54:16,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2012 GetRequests, 2009 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:54:16,257 INFO L435 NwaCegarLoop]: 4404 mSDtfsCounter, 4101 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4101 SdHoareTripleChecker+Valid, 4504 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:54:16,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4101 Valid, 4504 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:54:16,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19109 states. [2024-12-02 12:54:16,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19109 to 19109. [2024-12-02 12:54:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19109 states, 13622 states have (on average 1.2901189252679488) internal successors, (17574), 13911 states have internal predecessors, (17574), 4379 states have call successors, (4379), 1109 states have call predecessors, (4379), 1107 states have return successors, (4389), 4259 states have call predecessors, (4389), 4379 states have call successors, (4389) [2024-12-02 12:54:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19109 states to 19109 states and 26342 transitions. [2024-12-02 12:54:17,041 INFO L78 Accepts]: Start accepts. Automaton has 19109 states and 26342 transitions. Word has length 2009 [2024-12-02 12:54:17,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:54:17,042 INFO L471 AbstractCegarLoop]: Abstraction has 19109 states and 26342 transitions. [2024-12-02 12:54:17,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 2 states have call successors, (183), 2 states have call predecessors, (183), 3 states have return successors, (182), 3 states have call predecessors, (182), 2 states have call successors, (182) [2024-12-02 12:54:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 19109 states and 26342 transitions. [2024-12-02 12:54:17,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2011 [2024-12-02 12:54:17,083 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:54:17,084 INFO L218 NwaCegarLoop]: trace histogram [66, 66, 52, 52, 33, 33, 32, 32, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:54:17,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-12-02 12:54:17,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-12-02 12:54:17,284 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:54:17,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:54:17,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1894164850, now seen corresponding path program 1 times [2024-12-02 12:54:17,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:54:17,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004352599] [2024-12-02 12:54:17,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:54:17,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:54:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:54:21,450 INFO L134 CoverageAnalysis]: Checked inductivity of 18803 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 18787 trivial. 0 not checked. [2024-12-02 12:54:21,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:54:21,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004352599] [2024-12-02 12:54:21,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004352599] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:54:21,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038613022] [2024-12-02 12:54:21,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:54:21,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:54:21,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:54:21,452 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:54:21,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-02 12:54:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:54:29,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 12345 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:54:29,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:54:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 18803 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18803 trivial. 0 not checked. [2024-12-02 12:54:54,357 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:54:54,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038613022] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:54:54,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:54:54,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-12-02 12:54:54,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242522256] [2024-12-02 12:54:54,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:54:54,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:54:54,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:54:54,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:54:54,360 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:54:54,360 INFO L87 Difference]: Start difference. First operand 19109 states and 26342 transitions. Second operand has 3 states, 3 states have (on average 161.0) internal successors, (483), 2 states have internal predecessors, (483), 1 states have call successors, (176), 1 states have call predecessors, (176), 2 states have return successors, (175), 2 states have call predecessors, (175), 1 states have call successors, (175) [2024-12-02 12:54:55,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:54:55,170 INFO L93 Difference]: Finished difference Result 38177 states and 52633 transitions. [2024-12-02 12:54:55,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:54:55,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 2 states have internal predecessors, (483), 1 states have call successors, (176), 1 states have call predecessors, (176), 2 states have return successors, (175), 2 states have call predecessors, (175), 1 states have call successors, (175) Word has length 2010 [2024-12-02 12:54:55,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:54:55,259 INFO L225 Difference]: With dead ends: 38177 [2024-12-02 12:54:55,259 INFO L226 Difference]: Without dead ends: 19109 [2024-12-02 12:54:55,297 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2013 GetRequests, 2010 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:54:55,299 INFO L435 NwaCegarLoop]: 4405 mSDtfsCounter, 3578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3578 SdHoareTripleChecker+Valid, 4405 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 12:54:55,299 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3578 Valid, 4405 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:54:55,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19109 states. [2024-12-02 12:54:55,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19109 to 19109. [2024-12-02 12:54:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19109 states, 13622 states have (on average 1.2898252826310381) internal successors, (17570), 13911 states have internal predecessors, (17570), 4379 states have call successors, (4379), 1109 states have call predecessors, (4379), 1107 states have return successors, (4389), 4259 states have call predecessors, (4389), 4379 states have call successors, (4389) [2024-12-02 12:54:56,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19109 states to 19109 states and 26338 transitions. [2024-12-02 12:54:56,106 INFO L78 Accepts]: Start accepts. Automaton has 19109 states and 26338 transitions. Word has length 2010 [2024-12-02 12:54:56,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:54:56,107 INFO L471 AbstractCegarLoop]: Abstraction has 19109 states and 26338 transitions. [2024-12-02 12:54:56,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 2 states have internal predecessors, (483), 1 states have call successors, (176), 1 states have call predecessors, (176), 2 states have return successors, (175), 2 states have call predecessors, (175), 1 states have call successors, (175) [2024-12-02 12:54:56,107 INFO L276 IsEmpty]: Start isEmpty. Operand 19109 states and 26338 transitions. [2024-12-02 12:54:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2012 [2024-12-02 12:54:56,152 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:54:56,153 INFO L218 NwaCegarLoop]: trace histogram [66, 66, 52, 52, 33, 33, 32, 32, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:54:56,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-12-02 12:54:56,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:54:56,353 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:54:56,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:54:56,354 INFO L85 PathProgramCache]: Analyzing trace with hash 645068083, now seen corresponding path program 1 times [2024-12-02 12:54:56,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:54:56,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353784143] [2024-12-02 12:54:56,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:54:56,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:54:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 18803 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 18787 trivial. 0 not checked. [2024-12-02 12:55:00,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:55:00,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353784143] [2024-12-02 12:55:00,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353784143] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:55:00,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245283706] [2024-12-02 12:55:00,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:00,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:55:00,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:55:00,541 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:55:00,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-02 12:55:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:08,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 12346 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:55:08,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:55:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 18803 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 18505 trivial. 0 not checked. [2024-12-02 12:55:09,581 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:55:09,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245283706] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:55:09,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:55:09,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 12:55:09,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238460092] [2024-12-02 12:55:09,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:55:09,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:55:09,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:55:09,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:55:09,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:55:09,583 INFO L87 Difference]: Start difference. First operand 19109 states and 26338 transitions. Second operand has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 3 states have call successors, (178), 3 states have call predecessors, (178), 3 states have return successors, (177), 3 states have call predecessors, (177), 3 states have call successors, (177) [2024-12-02 12:55:11,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:55:11,477 INFO L93 Difference]: Finished difference Result 45840 states and 63218 transitions. [2024-12-02 12:55:11,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:55:11,478 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 3 states have call successors, (178), 3 states have call predecessors, (178), 3 states have return successors, (177), 3 states have call predecessors, (177), 3 states have call successors, (177) Word has length 2011 [2024-12-02 12:55:11,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:55:11,619 INFO L225 Difference]: With dead ends: 45840 [2024-12-02 12:55:11,619 INFO L226 Difference]: Without dead ends: 26772 [2024-12-02 12:55:11,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2014 GetRequests, 2011 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:55:11,679 INFO L435 NwaCegarLoop]: 7354 mSDtfsCounter, 3149 mSDsluCounter, 4133 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3149 SdHoareTripleChecker+Valid, 11487 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:55:11,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3149 Valid, 11487 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 12:55:11,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26772 states. [2024-12-02 12:55:12,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26772 to 26767. [2024-12-02 12:55:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26767 states, 18994 states have (on average 1.2858271032957775) internal successors, (24423), 19416 states have internal predecessors, (24423), 6191 states have call successors, (6191), 1586 states have call predecessors, (6191), 1581 states have return successors, (6208), 6010 states have call predecessors, (6208), 6191 states have call successors, (6208) [2024-12-02 12:55:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26767 states to 26767 states and 36822 transitions. [2024-12-02 12:55:12,999 INFO L78 Accepts]: Start accepts. Automaton has 26767 states and 36822 transitions. Word has length 2011 [2024-12-02 12:55:13,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:55:13,000 INFO L471 AbstractCegarLoop]: Abstraction has 26767 states and 36822 transitions. [2024-12-02 12:55:13,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 3 states have call successors, (178), 3 states have call predecessors, (178), 3 states have return successors, (177), 3 states have call predecessors, (177), 3 states have call successors, (177) [2024-12-02 12:55:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 26767 states and 36822 transitions. [2024-12-02 12:55:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2036 [2024-12-02 12:55:13,053 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:55:13,054 INFO L218 NwaCegarLoop]: trace histogram [66, 66, 52, 52, 34, 34, 33, 33, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:55:13,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-02 12:55:13,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:55:13,254 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:55:13,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:55:13,255 INFO L85 PathProgramCache]: Analyzing trace with hash -879110970, now seen corresponding path program 1 times [2024-12-02 12:55:13,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:55:13,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214112805] [2024-12-02 12:55:13,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:13,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:55:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 19019 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 18990 trivial. 0 not checked. [2024-12-02 12:55:17,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:55:17,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214112805] [2024-12-02 12:55:17,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214112805] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:55:17,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663863858] [2024-12-02 12:55:17,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:17,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:55:17,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:55:17,494 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:55:17,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-12-02 12:55:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:25,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 12405 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 12:55:25,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:55:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 19019 backedges. 511 proven. 0 refuted. 0 times theorem prover too weak. 18508 trivial. 0 not checked. [2024-12-02 12:55:26,509 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:55:26,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1663863858] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:55:26,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:55:26,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 12:55:26,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450632347] [2024-12-02 12:55:26,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:55:26,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:55:26,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:55:26,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:55:26,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:55:26,512 INFO L87 Difference]: Start difference. First operand 26767 states and 36822 transitions. Second operand has 3 states, 3 states have (on average 172.0) internal successors, (516), 3 states have internal predecessors, (516), 3 states have call successors, (181), 3 states have call predecessors, (181), 3 states have return successors, (180), 3 states have call predecessors, (180), 3 states have call successors, (180) [2024-12-02 12:55:30,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 12:55:32,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:55:32,975 INFO L93 Difference]: Finished difference Result 63778 states and 87504 transitions. [2024-12-02 12:55:32,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:55:32,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 172.0) internal successors, (516), 3 states have internal predecessors, (516), 3 states have call successors, (181), 3 states have call predecessors, (181), 3 states have return successors, (180), 3 states have call predecessors, (180), 3 states have call successors, (180) Word has length 2035 [2024-12-02 12:55:32,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:55:33,136 INFO L225 Difference]: With dead ends: 63778 [2024-12-02 12:55:33,136 INFO L226 Difference]: Without dead ends: 37052 [2024-12-02 12:55:33,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2038 GetRequests, 2035 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:55:33,205 INFO L435 NwaCegarLoop]: 4390 mSDtfsCounter, 4224 mSDsluCounter, 3168 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 34 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4224 SdHoareTripleChecker+Valid, 7558 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:55:33,205 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4224 Valid, 7558 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 107 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-12-02 12:55:33,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37052 states. [2024-12-02 12:55:34,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37052 to 37047. [2024-12-02 12:55:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37047 states, 26242 states have (on average 1.2844295404313695) internal successors, (33706), 26857 states have internal predecessors, (33706), 8497 states have call successors, (8497), 2315 states have call predecessors, (8497), 2307 states have return successors, (8521), 8231 states have call predecessors, (8521), 8497 states have call successors, (8521) [2024-12-02 12:55:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37047 states to 37047 states and 50724 transitions. [2024-12-02 12:55:35,013 INFO L78 Accepts]: Start accepts. Automaton has 37047 states and 50724 transitions. Word has length 2035 [2024-12-02 12:55:35,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:55:35,014 INFO L471 AbstractCegarLoop]: Abstraction has 37047 states and 50724 transitions. [2024-12-02 12:55:35,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 172.0) internal successors, (516), 3 states have internal predecessors, (516), 3 states have call successors, (181), 3 states have call predecessors, (181), 3 states have return successors, (180), 3 states have call predecessors, (180), 3 states have call successors, (180) [2024-12-02 12:55:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37047 states and 50724 transitions. [2024-12-02 12:55:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2038 [2024-12-02 12:55:35,073 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:55:35,074 INFO L218 NwaCegarLoop]: trace histogram [66, 66, 52, 52, 34, 34, 33, 33, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:55:35,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-12-02 12:55:35,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-12-02 12:55:35,275 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:55:35,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:55:35,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1104007139, now seen corresponding path program 1 times [2024-12-02 12:55:35,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:55:35,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576893267] [2024-12-02 12:55:35,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:35,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:55:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:39,659 INFO L134 CoverageAnalysis]: Checked inductivity of 19021 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 18992 trivial. 0 not checked. [2024-12-02 12:55:39,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:55:39,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576893267] [2024-12-02 12:55:39,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576893267] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:55:39,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [355421030] [2024-12-02 12:55:39,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:39,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:55:39,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:55:39,662 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:55:39,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-12-02 12:55:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:48,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 12407 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 12:55:48,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:55:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 19021 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19021 trivial. 0 not checked. [2024-12-02 12:55:48,694 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:55:48,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [355421030] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:55:48,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:55:48,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 12:55:48,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019028348] [2024-12-02 12:55:48,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:55:48,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:55:48,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:55:48,697 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:55:48,697 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:55:48,697 INFO L87 Difference]: Start difference. First operand 37047 states and 50724 transitions. Second operand has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 2 states have call successors, (178), 2 states have call predecessors, (178), 2 states have return successors, (177), 2 states have call predecessors, (177), 2 states have call successors, (177) [2024-12-02 12:55:50,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:55:50,207 INFO L93 Difference]: Finished difference Result 74057 states and 101397 transitions. [2024-12-02 12:55:50,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:55:50,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 2 states have call successors, (178), 2 states have call predecessors, (178), 2 states have return successors, (177), 2 states have call predecessors, (177), 2 states have call successors, (177) Word has length 2037 [2024-12-02 12:55:50,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:55:50,397 INFO L225 Difference]: With dead ends: 74057 [2024-12-02 12:55:50,397 INFO L226 Difference]: Without dead ends: 37051 [2024-12-02 12:55:50,492 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2040 GetRequests, 2037 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:55:50,492 INFO L435 NwaCegarLoop]: 4405 mSDtfsCounter, 0 mSDsluCounter, 4399 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8804 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:55:50,492 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8804 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:55:50,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37051 states. [2024-12-02 12:55:52,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37051 to 37051. [2024-12-02 12:55:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37051 states, 26246 states have (on average 1.2843861921816657) internal successors, (33710), 26861 states have internal predecessors, (33710), 8497 states have call successors, (8497), 2315 states have call predecessors, (8497), 2307 states have return successors, (8521), 8231 states have call predecessors, (8521), 8497 states have call successors, (8521) [2024-12-02 12:55:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37051 states to 37051 states and 50728 transitions. [2024-12-02 12:55:52,512 INFO L78 Accepts]: Start accepts. Automaton has 37051 states and 50728 transitions. Word has length 2037 [2024-12-02 12:55:52,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:55:52,514 INFO L471 AbstractCegarLoop]: Abstraction has 37051 states and 50728 transitions. [2024-12-02 12:55:52,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 2 states have call successors, (178), 2 states have call predecessors, (178), 2 states have return successors, (177), 2 states have call predecessors, (177), 2 states have call successors, (177) [2024-12-02 12:55:52,514 INFO L276 IsEmpty]: Start isEmpty. Operand 37051 states and 50728 transitions. [2024-12-02 12:55:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2046 [2024-12-02 12:55:52,579 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:55:52,580 INFO L218 NwaCegarLoop]: trace histogram [66, 66, 52, 52, 34, 34, 33, 33, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:55:52,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-12-02 12:55:52,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:55:52,780 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:55:52,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:55:52,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1825494099, now seen corresponding path program 1 times [2024-12-02 12:55:52,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:55:52,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478567205] [2024-12-02 12:55:52,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:52,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:55:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:55:58,499 INFO L134 CoverageAnalysis]: Checked inductivity of 19033 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 19004 trivial. 0 not checked. [2024-12-02 12:55:58,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:55:58,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478567205] [2024-12-02 12:55:58,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478567205] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:55:58,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290600037] [2024-12-02 12:55:58,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:55:58,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:55:58,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:55:58,501 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:55:58,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-12-02 12:56:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:56:08,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 12444 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 12:56:08,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:56:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 19033 backedges. 3115 proven. 1 refuted. 0 times theorem prover too weak. 15917 trivial. 0 not checked. [2024-12-02 12:56:08,240 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:56:30,599 INFO L134 CoverageAnalysis]: Checked inductivity of 19033 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 19004 trivial. 0 not checked. [2024-12-02 12:56:30,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290600037] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 12:56:30,599 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 12:56:30,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-12-02 12:56:30,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406112413] [2024-12-02 12:56:30,600 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 12:56:30,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 12:56:30,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:56:30,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 12:56:30,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:56:30,605 INFO L87 Difference]: Start difference. First operand 37051 states and 50728 transitions. Second operand has 7 states, 7 states have (on average 90.0) internal successors, (630), 7 states have internal predecessors, (630), 5 states have call successors, (241), 2 states have call predecessors, (241), 2 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) [2024-12-02 12:56:32,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:56:32,575 INFO L93 Difference]: Finished difference Result 74541 states and 102645 transitions. [2024-12-02 12:56:32,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 12:56:32,576 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 90.0) internal successors, (630), 7 states have internal predecessors, (630), 5 states have call successors, (241), 2 states have call predecessors, (241), 2 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) Word has length 2045 [2024-12-02 12:56:32,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:56:32,726 INFO L225 Difference]: With dead ends: 74541 [2024-12-02 12:56:32,726 INFO L226 Difference]: Without dead ends: 37531 [2024-12-02 12:56:32,801 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4092 GetRequests, 4087 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:56:32,801 INFO L435 NwaCegarLoop]: 4398 mSDtfsCounter, 42 mSDsluCounter, 13176 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 17574 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:56:32,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 17574 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 12:56:32,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37531 states. [2024-12-02 12:56:34,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37531 to 37531. [2024-12-02 12:56:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37531 states, 26630 states have (on average 1.2844911753661283) internal successors, (34206), 27245 states have internal predecessors, (34206), 8593 states have call successors, (8593), 2315 states have call predecessors, (8593), 2307 states have return successors, (8617), 8327 states have call predecessors, (8617), 8593 states have call successors, (8617) [2024-12-02 12:56:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37531 states to 37531 states and 51416 transitions. [2024-12-02 12:56:34,675 INFO L78 Accepts]: Start accepts. Automaton has 37531 states and 51416 transitions. Word has length 2045 [2024-12-02 12:56:34,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:56:34,676 INFO L471 AbstractCegarLoop]: Abstraction has 37531 states and 51416 transitions. [2024-12-02 12:56:34,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 90.0) internal successors, (630), 7 states have internal predecessors, (630), 5 states have call successors, (241), 2 states have call predecessors, (241), 2 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) [2024-12-02 12:56:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 37531 states and 51416 transitions. [2024-12-02 12:56:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2205 [2024-12-02 12:56:34,853 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:56:34,854 INFO L218 NwaCegarLoop]: trace histogram [78, 78, 58, 58, 39, 39, 34, 34, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 20, 20, 20, 20, 20, 20, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:56:34,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-12-02 12:56:35,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:56:35,054 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:56:35,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:56:35,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1371372575, now seen corresponding path program 1 times [2024-12-02 12:56:35,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:56:35,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313690797] [2024-12-02 12:56:35,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:56:35,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:56:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:56:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 24748 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 24720 trivial. 0 not checked. [2024-12-02 12:56:39,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:56:39,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313690797] [2024-12-02 12:56:39,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313690797] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:56:39,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567767614] [2024-12-02 12:56:39,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:56:39,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:56:39,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:56:39,309 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:56:39,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-12-02 12:56:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:56:48,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 13191 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 12:56:48,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:56:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 24748 backedges. 3504 proven. 1 refuted. 0 times theorem prover too weak. 21243 trivial. 0 not checked. [2024-12-02 12:56:49,260 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:57:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 24748 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 24720 trivial. 0 not checked. [2024-12-02 12:57:13,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567767614] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 12:57:13,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 12:57:13,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-12-02 12:57:13,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241832515] [2024-12-02 12:57:13,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 12:57:13,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 12:57:13,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:57:13,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 12:57:13,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:57:13,870 INFO L87 Difference]: Start difference. First operand 37531 states and 51416 transitions. Second operand has 7 states, 7 states have (on average 93.28571428571429) internal successors, (653), 7 states have internal predecessors, (653), 5 states have call successors, (245), 2 states have call predecessors, (245), 2 states have return successors, (244), 5 states have call predecessors, (244), 5 states have call successors, (244) [2024-12-02 12:57:15,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:57:15,615 INFO L93 Difference]: Finished difference Result 77565 states and 106933 transitions. [2024-12-02 12:57:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 12:57:15,615 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 93.28571428571429) internal successors, (653), 7 states have internal predecessors, (653), 5 states have call successors, (245), 2 states have call predecessors, (245), 2 states have return successors, (244), 5 states have call predecessors, (244), 5 states have call successors, (244) Word has length 2204 [2024-12-02 12:57:15,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:57:15,906 INFO L225 Difference]: With dead ends: 77565 [2024-12-02 12:57:15,906 INFO L226 Difference]: Without dead ends: 40075 [2024-12-02 12:57:16,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4410 GetRequests, 4405 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:57:16,003 INFO L435 NwaCegarLoop]: 4402 mSDtfsCounter, 77 mSDsluCounter, 8809 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 13211 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:57:16,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 13211 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:57:16,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40075 states. [2024-12-02 12:57:17,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40075 to 40075. [2024-12-02 12:57:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40075 states, 28694 states have (on average 1.2857740294138147) internal successors, (36894), 29309 states have internal predecessors, (36894), 9073 states have call successors, (9073), 2315 states have call predecessors, (9073), 2307 states have return successors, (9097), 8807 states have call predecessors, (9097), 9073 states have call successors, (9097) [2024-12-02 12:57:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40075 states to 40075 states and 55064 transitions. [2024-12-02 12:57:17,989 INFO L78 Accepts]: Start accepts. Automaton has 40075 states and 55064 transitions. Word has length 2204 [2024-12-02 12:57:17,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:57:17,990 INFO L471 AbstractCegarLoop]: Abstraction has 40075 states and 55064 transitions. [2024-12-02 12:57:17,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 93.28571428571429) internal successors, (653), 7 states have internal predecessors, (653), 5 states have call successors, (245), 2 states have call predecessors, (245), 2 states have return successors, (244), 5 states have call predecessors, (244), 5 states have call successors, (244) [2024-12-02 12:57:17,990 INFO L276 IsEmpty]: Start isEmpty. Operand 40075 states and 55064 transitions. [2024-12-02 12:57:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2994 [2024-12-02 12:57:18,077 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:57:18,078 INFO L218 NwaCegarLoop]: trace histogram [138, 138, 88, 88, 69, 69, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 34, 34, 20, 20, 20, 20, 20, 20, 19, 19, 19, 16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:57:18,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-12-02 12:57:18,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c833136d-91c3-41e7-9f12-ecd510aec3c2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:57:18,279 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:57:18,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:57:18,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1633088096, now seen corresponding path program 2 times [2024-12-02 12:57:18,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:57:18,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342294318] [2024-12-02 12:57:18,281 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 12:57:18,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:57:23,345 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-02 12:57:23,346 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 12:57:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 69229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69229 trivial. 0 not checked. [2024-12-02 12:57:24,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:57:24,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342294318] [2024-12-02 12:57:24,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342294318] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:57:24,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:57:24,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:57:24,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117487687] [2024-12-02 12:57:24,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:57:24,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:57:24,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:57:24,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:57:24,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:57:24,269 INFO L87 Difference]: Start difference. First operand 40075 states and 55064 transitions. Second operand has 5 states, 4 states have (on average 124.75) internal successors, (499), 4 states have internal predecessors, (499), 3 states have call successors, (179), 2 states have call predecessors, (179), 1 states have return successors, (178), 2 states have call predecessors, (178), 2 states have call successors, (178) [2024-12-02 12:57:26,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:57:26,463 INFO L93 Difference]: Finished difference Result 80015 states and 109948 transitions. [2024-12-02 12:57:26,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:57:26,463 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 124.75) internal successors, (499), 4 states have internal predecessors, (499), 3 states have call successors, (179), 2 states have call predecessors, (179), 1 states have return successors, (178), 2 states have call predecessors, (178), 2 states have call successors, (178) Word has length 2993 [2024-12-02 12:57:26,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:57:26,551 INFO L225 Difference]: With dead ends: 80015 [2024-12-02 12:57:26,551 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 12:57:26,729 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 12:57:26,730 INFO L435 NwaCegarLoop]: 4369 mSDtfsCounter, 4 mSDsluCounter, 13102 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 17471 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:57:26,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 17471 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:57:26,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 12:57:26,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 12:57:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 12:57:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 12:57:26,804 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2993 [2024-12-02 12:57:26,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:57:26,804 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 12:57:26,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 124.75) internal successors, (499), 4 states have internal predecessors, (499), 3 states have call successors, (179), 2 states have call predecessors, (179), 1 states have return successors, (178), 2 states have call predecessors, (178), 2 states have call successors, (178) [2024-12-02 12:57:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 12:57:26,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 12:57:26,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 12:57:26,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 12:57:26,809 INFO L422 BasicCegarLoop]: Path program histogram: [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] [2024-12-02 12:57:26,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.