./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.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_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB --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 5af615a759a40fbb195b789484a4df52bf5e076f524be9ad5bd9f66488c77978 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:43:04,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:43:04,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:43:04,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:43:04,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:43:04,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:43:04,617 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:43:04,617 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:43:04,617 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:43:04,617 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:43:04,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:43:04,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:43:04,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:43:04,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:43:04,621 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:43:04,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:43:04,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:43:04,621 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:43:04,622 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:43:04,623 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:43:04,623 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:43:04,623 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:43:04,623 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:43:04,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:43:04,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:43:04,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:43:04,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:43:04,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:43:04,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:43:04,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:43:04,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:43:04,624 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:43:04,625 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:43:04,625 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_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 5af615a759a40fbb195b789484a4df52bf5e076f524be9ad5bd9f66488c77978 [2024-11-28 02:43:04,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:43:04,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:43:04,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:43:04,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:43:04,934 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:43:04,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2024-11-28 02:43:07,840 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/data/7b50e727f/20b5b9dd78e24ba7a92461423f9f0671/FLAGb81beeb33 [2024-11-28 02:43:08,595 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:43:08,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2024-11-28 02:43:08,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/data/7b50e727f/20b5b9dd78e24ba7a92461423f9f0671/FLAGb81beeb33 [2024-11-28 02:43:08,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/data/7b50e727f/20b5b9dd78e24ba7a92461423f9f0671 [2024-11-28 02:43:08,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:43:08,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:43:08,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:43:08,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:43:08,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:43:08,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:43:08" (1/1) ... [2024-11-28 02:43:08,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5c7da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:08, skipping insertion in model container [2024-11-28 02:43:08,910 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:43:08" (1/1) ... [2024-11-28 02:43:09,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:43:12,054 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_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2024-11-28 02:43:12,059 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_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2024-11-28 02:43:12,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:43:12,159 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:43:12,327 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"); [5360] [2024-11-28 02:43:12,330 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)); [5367] [2024-11-28 02:43:12,330 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5374] [2024-11-28 02:43:12,334 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5420-5421] [2024-11-28 02:43:12,335 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"); [5426-5428] [2024-11-28 02:43:12,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5476] [2024-11-28 02:43:12,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5479] [2024-11-28 02:43:12,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5482] [2024-11-28 02:43:12,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5485] [2024-11-28 02:43:12,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5583] [2024-11-28 02:43:12,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5591] [2024-11-28 02:43:12,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5621] [2024-11-28 02:43:12,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5629] [2024-11-28 02:43:12,345 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5636] [2024-11-28 02:43:12,345 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5644] [2024-11-28 02:43:12,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5712-5713] [2024-11-28 02:43:12,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5746-5747] [2024-11-28 02:43:12,692 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_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2024-11-28 02:43:12,693 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_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2024-11-28 02:43:12,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:43:12,929 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:43:12,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12 WrapperNode [2024-11-28 02:43:12,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:43:12,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:43:12,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:43:12,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:43:12,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:13,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:13,280 INFO L138 Inliner]: procedures = 432, calls = 2420, calls flagged for inlining = 198, calls inlined = 183, statements flattened = 6129 [2024-11-28 02:43:13,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:43:13,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:43:13,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:43:13,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:43:13,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:13,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:13,416 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,369 INFO L175 MemorySlicer]: Split 1036 memory accesses to 25 slices as follows [1, 2, 2, 1, 853, 2, 1, 6, 2, 6, 2, 9, 9, 9, 26, 7, 9, 5, 59, 7, 5, 5, 5, 1, 2]. 82 percent of accesses are in the largest equivalence class. The 88 initializations are split as follows [0, 0, 0, 0, 5, 0, 1, 6, 0, 6, 2, 8, 8, 8, 0, 6, 8, 5, 0, 7, 5, 5, 5, 1, 2]. The 448 writes are split as follows [0, 1, 1, 0, 409, 1, 0, 0, 0, 0, 0, 0, 0, 0, 26, 0, 0, 0, 10, 0, 0, 0, 0, 0, 0]. [2024-11-28 02:43:14,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,505 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:43:14,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:43:14,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:43:14,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:43:14,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (1/1) ... [2024-11-28 02:43:14,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:43:14,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:43:14,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:43:14,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:43:14,770 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2024-11-28 02:43:14,771 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2024-11-28 02:43:14,771 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 02:43:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 02:43:14,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 02:43:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 02:43:14,773 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 02:43:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 02:43:14,773 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2024-11-28 02:43:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2024-11-28 02:43:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2024-11-28 02:43:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2024-11-28 02:43:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 02:43:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 02:43:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2024-11-28 02:43:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2024-11-28 02:43:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2024-11-28 02:43:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2024-11-28 02:43:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 02:43:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 02:43:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 02:43:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-28 02:43:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2024-11-28 02:43:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2024-11-28 02:43:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 02:43:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2024-11-28 02:43:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-28 02:43:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2024-11-28 02:43:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 02:43:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 02:43:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 02:43:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 02:43:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2024-11-28 02:43:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2024-11-28 02:43:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 02:43:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 02:43:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 02:43:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 02:43:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 02:43:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2024-11-28 02:43:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 02:43:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 02:43:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2024-11-28 02:43:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2024-11-28 02:43:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2024-11-28 02:43:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2024-11-28 02:43:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2024-11-28 02:43:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2024-11-28 02:43:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2024-11-28 02:43:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2024-11-28 02:43:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-28 02:43:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 02:43:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 02:43:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 02:43:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 02:43:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2024-11-28 02:43:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-28 02:43:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-28 02:43:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 02:43:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 02:43:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2024-11-28 02:43:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:43:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:43:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 02:43:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 02:43:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 02:43:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 02:43:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 02:43:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 02:43:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 02:43:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 02:43:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-28 02:43:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-28 02:43:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2024-11-28 02:43:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 02:43:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2024-11-28 02:43:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2024-11-28 02:43:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2024-11-28 02:43:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 02:43:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 02:43:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 02:43:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 02:43:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 02:43:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 02:43:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 02:43:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 02:43:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-28 02:43:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2024-11-28 02:43:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 02:43:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 02:43:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2024-11-28 02:43:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2024-11-28 02:43:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-28 02:43:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 02:43:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 02:43:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-28 02:43:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2024-11-28 02:43:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:43:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:43:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:43:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 02:43:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2024-11-28 02:43:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 02:43:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2024-11-28 02:43:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-28 02:43:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2024-11-28 02:43:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2024-11-28 02:43:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-28 02:43:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:43:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-28 02:43:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 02:43:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-28 02:43:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-28 02:43:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2024-11-28 02:43:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2024-11-28 02:43:16,070 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:43:16,074 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:43:16,233 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 02:43:27,202 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := printk(48, 0); srcloc: null [2024-11-28 02:43:27,202 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2024-11-28 02:43:27,202 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2024-11-28 02:43:27,202 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038-1: assume -2147483648 <= tlan_eisa_probe_#t~ret365#1 && tlan_eisa_probe_#t~ret365#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret365#1; [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0; [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2024-11-28 02:43:27,203 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12859: SUMMARY for call __request_region_#t~ret1378#1.base, __request_region_#t~ret1378#1.offset := ldv_malloc(56); srcloc: null [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12859-1: __request_region_#res#1.base, __request_region_#res#1.offset := __request_region_#t~ret1378#1.base, __request_region_#t~ret1378#1.offset;havoc __request_region_#t~ret1378#1.base, __request_region_#t~ret1378#1.offset; [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979-2: SUMMARY for call tlan_eisa_probe_#t~ret362#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(46, 0); srcloc: null [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: SUMMARY for call tlan_eisa_probe_#t~ret358#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2024-11-28 02:43:27,204 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2024-11-28 02:43:27,205 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2024-11-28 02:43:27,205 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2024-11-28 02:43:27,205 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret362#1;havoc tlan_eisa_probe_#t~ret362#1; [2024-11-28 02:43:27,205 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2024-11-28 02:43:27,205 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: havoc tlan_eisa_probe_#t~bitwise349#1;assume ((((~debug~0 < 0 || tlan_eisa_probe_#t~bitwise349#1 <= ~debug~0) && tlan_eisa_probe_#t~bitwise349#1 <= 16) && tlan_eisa_probe_#t~bitwise349#1 >= 0) && (~debug~0 >= 0 || tlan_eisa_probe_#t~bitwise349#1 > 16 + ~debug~0)) && tlan_eisa_probe_#t~bitwise349#1 >= -2147483648; [2024-11-28 02:43:27,206 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~bitwise349#1 := ~debug~0; [2024-11-28 02:43:27,206 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume !(16 == ~debug~0); [2024-11-28 02:43:27,206 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-6: assume 0 == ~debug~0;tlan_eisa_probe_#t~bitwise352#1 := 0; [2024-11-28 02:43:27,206 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-6: assume !(0 == ~debug~0); [2024-11-28 02:43:27,207 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-4: assume 0 != tlan_eisa_probe_#t~bitwise349#1;havoc tlan_eisa_probe_#t~bitwise349#1; [2024-11-28 02:43:27,207 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-4: assume !(0 != tlan_eisa_probe_#t~bitwise349#1);havoc tlan_eisa_probe_#t~bitwise349#1; [2024-11-28 02:43:27,207 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2024-11-28 02:43:27,207 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret350#1;havoc tlan_eisa_probe_#t~ret350#1; [2024-11-28 02:43:27,207 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret350#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2024-11-28 02:43:27,207 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924-1: assume -2147483648 <= tlan_eisa_probe_#t~ret351#1 && tlan_eisa_probe_#t~ret351#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret351#1; [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(43, 0); srcloc: null [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume -2147483648 <= tlan_eisa_probe_#t~ret363#1 && tlan_eisa_probe_#t~ret363#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret363#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret359#1;havoc tlan_eisa_probe_#t~ret359#1; [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~bitwise352#1 := ~debug~0; [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume !(16 == ~debug~0); [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-6: assume 0 == ~debug~0;tlan_eisa_probe_#t~bitwise355#1 := 0; [2024-11-28 02:43:27,211 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-6: assume !(0 == ~debug~0); [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-4: assume 0 != tlan_eisa_probe_#t~bitwise352#1;havoc tlan_eisa_probe_#t~bitwise352#1; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-4: assume !(0 != tlan_eisa_probe_#t~bitwise352#1);havoc tlan_eisa_probe_#t~bitwise352#1; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: havoc tlan_eisa_probe_#t~bitwise352#1;assume ((((~debug~0 < 0 || tlan_eisa_probe_#t~bitwise352#1 <= ~debug~0) && tlan_eisa_probe_#t~bitwise352#1 <= 16) && tlan_eisa_probe_#t~bitwise352#1 >= 0) && (~debug~0 >= 0 || tlan_eisa_probe_#t~bitwise352#1 > 16 + ~debug~0)) && tlan_eisa_probe_#t~bitwise352#1 >= -2147483648; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~bitwise349#1 := 0; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930: SUMMARY for call tlan_eisa_probe_#t~ret353#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret353#1;havoc tlan_eisa_probe_#t~ret353#1; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(47, 0); srcloc: null [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: assume -2147483648 <= tlan_eisa_probe_#t~ret354#1 && tlan_eisa_probe_#t~ret354#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret354#1; [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(44, 0); srcloc: null [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2024-11-28 02:43:27,212 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030-1: assume -2147483648 <= tlan_eisa_probe_#t~ret364#1 && tlan_eisa_probe_#t~ret364#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret364#1; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint __request_region_returnLabel#1: tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset := __request_region_#res#1.base, __request_region_#res#1.offset;havoc __request_region_#t~ret1378#1.base, __request_region_#t~ret1378#1.offset, __request_region_~arg0#1.base, __request_region_~arg0#1.offset, __request_region_~arg1#1, __request_region_~arg2#1, __request_region_~arg3#1.base, __request_region_~arg3#1.offset, __request_region_~arg4#1;havoc __request_region_#in~arg0#1.base, __request_region_#in~arg0#1.offset, __request_region_#in~arg1#1, __request_region_#in~arg2#1, __request_region_#in~arg3#1.base, __request_region_#in~arg3#1.offset, __request_region_#in~arg4#1;assume { :end_inline___request_region } true;tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset;havoc tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~bitwise355#1 := ~debug~0; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume !(16 == ~debug~0); [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-4: assume 0 != tlan_eisa_probe_#t~bitwise355#1;havoc tlan_eisa_probe_#t~bitwise355#1; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-4: assume !(0 != tlan_eisa_probe_#t~bitwise355#1);havoc tlan_eisa_probe_#t~bitwise355#1; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: havoc tlan_eisa_probe_#t~bitwise355#1;assume ((((~debug~0 < 0 || tlan_eisa_probe_#t~bitwise355#1 <= ~debug~0) && tlan_eisa_probe_#t~bitwise355#1 <= 16) && tlan_eisa_probe_#t~bitwise355#1 >= 0) && (~debug~0 >= 0 || tlan_eisa_probe_#t~bitwise355#1 > 16 + ~debug~0)) && tlan_eisa_probe_#t~bitwise355#1 >= -2147483648; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-6: assume { :begin_inline___request_region } true;__request_region_#in~arg0#1.base, __request_region_#in~arg0#1.offset, __request_region_#in~arg1#1, __request_region_#in~arg2#1, __request_region_#in~arg3#1.base, __request_region_#in~arg3#1.offset, __request_region_#in~arg4#1 := ~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0;havoc __request_region_#res#1.base, __request_region_#res#1.offset;havoc __request_region_#t~ret1378#1.base, __request_region_#t~ret1378#1.offset, __request_region_~arg0#1.base, __request_region_~arg0#1.offset, __request_region_~arg1#1, __request_region_~arg2#1, __request_region_~arg3#1.base, __request_region_~arg3#1.offset, __request_region_~arg4#1;__request_region_~arg0#1.base, __request_region_~arg0#1.offset := __request_region_#in~arg0#1.base, __request_region_#in~arg0#1.offset;__request_region_~arg1#1 := __request_region_#in~arg1#1;__request_region_~arg2#1 := __request_region_#in~arg2#1;__request_region_~arg3#1.base, __request_region_~arg3#1.offset := __request_region_#in~arg3#1.base, __request_region_#in~arg3#1.offset;__request_region_~arg4#1 := __request_region_#in~arg4#1; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: SUMMARY for call tlan_eisa_probe_#t~ret360#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2024-11-28 02:43:27,213 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2024-11-28 02:43:27,214 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(45, 0); srcloc: null [2024-11-28 02:43:27,219 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret360#1;havoc tlan_eisa_probe_#t~ret360#1; [2024-11-28 02:43:27,219 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2024-11-28 02:43:27,219 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2024-11-28 02:43:27,219 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2024-11-28 02:43:27,219 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2024-11-28 02:43:28,288 INFO L? ?]: Removed 2726 outVars from TransFormulas that were not future-live. [2024-11-28 02:43:28,288 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:43:28,339 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:43:28,340 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:43:28,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:43:28 BoogieIcfgContainer [2024-11-28 02:43:28,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:43:28,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:43:28,342 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:43:28,347 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:43:28,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:43:08" (1/3) ... [2024-11-28 02:43:28,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc54a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:43:28, skipping insertion in model container [2024-11-28 02:43:28,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:43:12" (2/3) ... [2024-11-28 02:43:28,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc54a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:43:28, skipping insertion in model container [2024-11-28 02:43:28,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:43:28" (3/3) ... [2024-11-28 02:43:28,350 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2024-11-28 02:43:28,366 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:43:28,369 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i that has 111 procedures, 2725 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:43:28,499 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:43:28,515 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;@61985009, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:43:28,516 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:43:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 2724 states, 1940 states have (on average 1.3391752577319587) internal successors, (2598), 1989 states have internal predecessors, (2598), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) [2024-11-28 02:43:28,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 02:43:28,574 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:43:28,575 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:43:28,575 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:43:28,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:43:28,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1636833926, now seen corresponding path program 1 times [2024-11-28 02:43:28,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:43:28,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734277626] [2024-11-28 02:43:28,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:43:28,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:43:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:43:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-28 02:43:39,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:43:39,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734277626] [2024-11-28 02:43:39,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734277626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:43:39,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:43:39,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:43:39,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277173189] [2024-11-28 02:43:39,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:43:39,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:43:39,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:43:39,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:43:39,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:43:39,321 INFO L87 Difference]: Start difference. First operand has 2724 states, 1940 states have (on average 1.3391752577319587) internal successors, (2598), 1989 states have internal predecessors, (2598), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 02:43:39,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:43:39,950 INFO L93 Difference]: Finished difference Result 5427 states and 8006 transitions. [2024-11-28 02:43:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:43:39,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 178 [2024-11-28 02:43:39,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:43:40,018 INFO L225 Difference]: With dead ends: 5427 [2024-11-28 02:43:40,019 INFO L226 Difference]: Without dead ends: 2636 [2024-11-28 02:43:40,060 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 [2024-11-28 02:43:40,062 INFO L435 NwaCegarLoop]: 3874 mSDtfsCounter, 14 mSDsluCounter, 3870 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 7744 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:43:40,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 7744 Invalid, 16 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:43:40,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2024-11-28 02:43:40,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2618. [2024-11-28 02:43:40,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.3129324108568388) internal successors, (2467), 1925 states have internal predecessors, (2467), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:43:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3733 transitions. [2024-11-28 02:43:40,410 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3733 transitions. Word has length 178 [2024-11-28 02:43:40,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:43:40,413 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3733 transitions. [2024-11-28 02:43:40,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 02:43:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3733 transitions. [2024-11-28 02:43:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-28 02:43:40,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:43:40,428 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:43:40,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:43:40,429 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:43:40,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:43:40,429 INFO L85 PathProgramCache]: Analyzing trace with hash 620089863, now seen corresponding path program 1 times [2024-11-28 02:43:40,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:43:40,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144731638] [2024-11-28 02:43:40,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:43:40,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:43:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:43:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:43:49,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:43:49,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144731638] [2024-11-28 02:43:49,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144731638] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:43:49,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654213721] [2024-11-28 02:43:49,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:43:49,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:43:49,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:43:49,089 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:43:49,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:43:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:43:58,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 4751 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:43:58,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:44:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:44:00,946 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:44:00,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654213721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:44:00,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:44:00,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:44:00,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067944735] [2024-11-28 02:44:00,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:44:00,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:44:00,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:44:00,949 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:44:00,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:44:00,950 INFO L87 Difference]: Start difference. First operand 2618 states and 3733 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:44:01,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:44:01,198 INFO L93 Difference]: Finished difference Result 5210 states and 7449 transitions. [2024-11-28 02:44:01,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:44:01,199 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 200 [2024-11-28 02:44:01,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:44:01,232 INFO L225 Difference]: With dead ends: 5210 [2024-11-28 02:44:01,232 INFO L226 Difference]: Without dead ends: 2618 [2024-11-28 02:44:01,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:44:01,256 INFO L435 NwaCegarLoop]: 3729 mSDtfsCounter, 3596 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3596 SdHoareTripleChecker+Valid, 3729 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 [2024-11-28 02:44:01,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3596 Valid, 3729 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:44:01,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2024-11-28 02:44:01,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2618. [2024-11-28 02:44:01,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.312400212879191) internal successors, (2466), 1925 states have internal predecessors, (2466), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:44:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3732 transitions. [2024-11-28 02:44:01,432 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3732 transitions. Word has length 200 [2024-11-28 02:44:01,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:44:01,434 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3732 transitions. [2024-11-28 02:44:01,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:44:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3732 transitions. [2024-11-28 02:44:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-28 02:44:01,444 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:44:01,444 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:44:01,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:44:01,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:44:01,645 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:44:01,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:44:01,646 INFO L85 PathProgramCache]: Analyzing trace with hash -320190423, now seen corresponding path program 1 times [2024-11-28 02:44:01,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:44:01,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834992951] [2024-11-28 02:44:01,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:44:01,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:44:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:44:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:44:09,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:44:09,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834992951] [2024-11-28 02:44:09,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834992951] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:44:09,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729183887] [2024-11-28 02:44:09,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:44:09,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:44:09,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:44:09,827 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:44:09,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:44:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:44:20,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 4774 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:44:20,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:44:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:44:23,134 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:44:23,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729183887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:44:23,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:44:23,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:44:23,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006912012] [2024-11-28 02:44:23,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:44:23,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:44:23,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:44:23,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:44:23,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:44:23,137 INFO L87 Difference]: Start difference. First operand 2618 states and 3732 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 2 states have internal predecessors, (94), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:44:23,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:44:23,342 INFO L93 Difference]: Finished difference Result 5210 states and 7447 transitions. [2024-11-28 02:44:23,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:44:23,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 2 states have internal predecessors, (94), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 203 [2024-11-28 02:44:23,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:44:23,375 INFO L225 Difference]: With dead ends: 5210 [2024-11-28 02:44:23,376 INFO L226 Difference]: Without dead ends: 2618 [2024-11-28 02:44:23,400 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:44:23,401 INFO L435 NwaCegarLoop]: 3728 mSDtfsCounter, 3592 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3592 SdHoareTripleChecker+Valid, 3728 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 [2024-11-28 02:44:23,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3592 Valid, 3728 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:44:23,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2024-11-28 02:44:23,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2618. [2024-11-28 02:44:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.3118680149015434) internal successors, (2465), 1925 states have internal predecessors, (2465), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:44:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3731 transitions. [2024-11-28 02:44:23,555 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3731 transitions. Word has length 203 [2024-11-28 02:44:23,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:44:23,556 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3731 transitions. [2024-11-28 02:44:23,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 2 states have internal predecessors, (94), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:44:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3731 transitions. [2024-11-28 02:44:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-28 02:44:23,562 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:44:23,563 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:44:23,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 02:44:23,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:44:23,764 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:44:23,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:44:23,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1503739045, now seen corresponding path program 1 times [2024-11-28 02:44:23,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:44:23,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571778899] [2024-11-28 02:44:23,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:44:23,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:44:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:44:32,963 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:44:32,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:44:32,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571778899] [2024-11-28 02:44:32,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571778899] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:44:32,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212065715] [2024-11-28 02:44:32,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:44:32,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:44:32,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:44:32,969 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:44:32,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:44:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:44:43,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 4775 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:44:43,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:44:45,915 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:44:45,915 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:44:45,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [212065715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:44:45,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:44:45,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:44:45,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066021018] [2024-11-28 02:44:45,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:44:45,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:44:45,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:44:45,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:44:45,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:44:45,917 INFO L87 Difference]: Start difference. First operand 2618 states and 3731 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:44:46,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:44:46,112 INFO L93 Difference]: Finished difference Result 5210 states and 7445 transitions. [2024-11-28 02:44:46,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:44:46,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 204 [2024-11-28 02:44:46,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:44:46,146 INFO L225 Difference]: With dead ends: 5210 [2024-11-28 02:44:46,146 INFO L226 Difference]: Without dead ends: 2618 [2024-11-28 02:44:46,165 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:44:46,167 INFO L435 NwaCegarLoop]: 3727 mSDtfsCounter, 3590 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3590 SdHoareTripleChecker+Valid, 3727 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 [2024-11-28 02:44:46,168 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3590 Valid, 3727 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:44:46,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2024-11-28 02:44:46,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2618. [2024-11-28 02:44:46,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.3113358169238958) internal successors, (2464), 1925 states have internal predecessors, (2464), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:44:46,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3730 transitions. [2024-11-28 02:44:46,356 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3730 transitions. Word has length 204 [2024-11-28 02:44:46,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:44:46,359 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3730 transitions. [2024-11-28 02:44:46,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:44:46,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3730 transitions. [2024-11-28 02:44:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-28 02:44:46,367 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:44:46,367 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:44:46,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 02:44:46,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:44:46,568 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:44:46,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:44:46,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1969472987, now seen corresponding path program 1 times [2024-11-28 02:44:46,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:44:46,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815006877] [2024-11-28 02:44:46,570 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:44:46,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:44:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:44:56,922 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:44:56,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:44:56,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815006877] [2024-11-28 02:44:56,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815006877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:44:56,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305930197] [2024-11-28 02:44:56,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:44:56,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:44:56,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:44:56,926 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:44:56,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:45:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:45:06,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 4776 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:45:06,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:45:09,298 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:45:09,298 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:45:09,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [305930197] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:45:09,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:45:09,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:45:09,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092410942] [2024-11-28 02:45:09,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:45:09,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:45:09,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:45:09,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:45:09,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:45:09,300 INFO L87 Difference]: Start difference. First operand 2618 states and 3730 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:45:09,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:45:09,496 INFO L93 Difference]: Finished difference Result 5210 states and 7443 transitions. [2024-11-28 02:45:09,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:45:09,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 205 [2024-11-28 02:45:09,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:45:09,527 INFO L225 Difference]: With dead ends: 5210 [2024-11-28 02:45:09,528 INFO L226 Difference]: Without dead ends: 2618 [2024-11-28 02:45:09,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:45:09,547 INFO L435 NwaCegarLoop]: 3726 mSDtfsCounter, 3588 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3588 SdHoareTripleChecker+Valid, 3726 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 [2024-11-28 02:45:09,547 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3588 Valid, 3726 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:45:09,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2024-11-28 02:45:09,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2618. [2024-11-28 02:45:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.310803618946248) internal successors, (2463), 1925 states have internal predecessors, (2463), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:45:09,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3729 transitions. [2024-11-28 02:45:09,794 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3729 transitions. Word has length 205 [2024-11-28 02:45:09,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:45:09,795 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3729 transitions. [2024-11-28 02:45:09,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:45:09,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3729 transitions. [2024-11-28 02:45:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-28 02:45:09,801 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:45:09,801 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:45:09,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 02:45:10,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:45:10,002 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:45:10,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:45:10,003 INFO L85 PathProgramCache]: Analyzing trace with hash 2144620321, now seen corresponding path program 1 times [2024-11-28 02:45:10,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:45:10,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247741227] [2024-11-28 02:45:10,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:45:10,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:45:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:45:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:45:18,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:45:18,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247741227] [2024-11-28 02:45:18,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247741227] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:45:18,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860745203] [2024-11-28 02:45:18,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:45:18,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:45:18,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:45:18,109 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:45:18,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-28 02:45:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:45:27,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 4777 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:45:27,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:45:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:45:30,297 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:45:30,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860745203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:45:30,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:45:30,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:45:30,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744006979] [2024-11-28 02:45:30,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:45:30,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:45:30,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:45:30,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:45:30,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:45:30,299 INFO L87 Difference]: Start difference. First operand 2618 states and 3729 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:45:30,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:45:30,460 INFO L93 Difference]: Finished difference Result 5210 states and 7441 transitions. [2024-11-28 02:45:30,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:45:30,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 206 [2024-11-28 02:45:30,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:45:30,484 INFO L225 Difference]: With dead ends: 5210 [2024-11-28 02:45:30,484 INFO L226 Difference]: Without dead ends: 2618 [2024-11-28 02:45:30,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:45:30,499 INFO L435 NwaCegarLoop]: 3725 mSDtfsCounter, 3586 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3586 SdHoareTripleChecker+Valid, 3725 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 [2024-11-28 02:45:30,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3586 Valid, 3725 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:45:30,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2024-11-28 02:45:30,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2618. [2024-11-28 02:45:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.3102714209686004) internal successors, (2462), 1925 states have internal predecessors, (2462), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:45:30,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3728 transitions. [2024-11-28 02:45:30,669 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3728 transitions. Word has length 206 [2024-11-28 02:45:30,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:45:30,673 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3728 transitions. [2024-11-28 02:45:30,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:45:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3728 transitions. [2024-11-28 02:45:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-28 02:45:30,680 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:45:30,680 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:45:30,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-28 02:45:30,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:45:30,881 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:45:30,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:45:30,882 INFO L85 PathProgramCache]: Analyzing trace with hash 947010593, now seen corresponding path program 1 times [2024-11-28 02:45:30,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:45:30,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222371994] [2024-11-28 02:45:30,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:45:30,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:45:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:45:38,330 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:45:38,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:45:38,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222371994] [2024-11-28 02:45:38,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222371994] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:45:38,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470605230] [2024-11-28 02:45:38,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:45:38,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:45:38,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:45:38,335 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:45:38,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-28 02:45:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:45:48,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 4778 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:45:48,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:45:50,938 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:45:50,938 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:45:50,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470605230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:45:50,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:45:50,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:45:50,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903652089] [2024-11-28 02:45:50,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:45:50,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:45:50,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:45:50,940 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:45:50,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:45:50,941 INFO L87 Difference]: Start difference. First operand 2618 states and 3728 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:45:51,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:45:51,126 INFO L93 Difference]: Finished difference Result 5210 states and 7439 transitions. [2024-11-28 02:45:51,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:45:51,126 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 207 [2024-11-28 02:45:51,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:45:51,166 INFO L225 Difference]: With dead ends: 5210 [2024-11-28 02:45:51,166 INFO L226 Difference]: Without dead ends: 2618 [2024-11-28 02:45:51,180 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:45:51,181 INFO L435 NwaCegarLoop]: 3724 mSDtfsCounter, 3584 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3584 SdHoareTripleChecker+Valid, 3724 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 [2024-11-28 02:45:51,181 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3584 Valid, 3724 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:45:51,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2618 states. [2024-11-28 02:45:51,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2618 to 2618. [2024-11-28 02:45:51,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2618 states, 1879 states have (on average 1.3097392229909526) internal successors, (2461), 1925 states have internal predecessors, (2461), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2024-11-28 02:45:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2618 states and 3727 transitions. [2024-11-28 02:45:51,358 INFO L78 Accepts]: Start accepts. Automaton has 2618 states and 3727 transitions. Word has length 207 [2024-11-28 02:45:51,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:45:51,359 INFO L471 AbstractCegarLoop]: Abstraction has 2618 states and 3727 transitions. [2024-11-28 02:45:51,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:45:51,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3727 transitions. [2024-11-28 02:45:51,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-28 02:45:51,367 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:45:51,367 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:45:51,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-28 02:45:51,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:45:51,568 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:45:51,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:45:51,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1704636003, now seen corresponding path program 1 times [2024-11-28 02:45:51,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:45:51,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595316242] [2024-11-28 02:45:51,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:45:51,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:45:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:45:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-28 02:45:59,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:45:59,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595316242] [2024-11-28 02:45:59,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595316242] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:45:59,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759441464] [2024-11-28 02:45:59,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:45:59,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:45:59,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:45:59,945 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:45:59,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-28 02:46:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:46:10,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 4779 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:46:10,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:46:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:46:10,120 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:46:10,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759441464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:46:10,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:46:10,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-28 02:46:10,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674776025] [2024-11-28 02:46:10,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:46:10,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:46:10,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:46:10,121 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:46:10,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:46:10,122 INFO L87 Difference]: Start difference. First operand 2618 states and 3727 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 02:46:10,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:46:10,600 INFO L93 Difference]: Finished difference Result 5225 states and 7452 transitions. [2024-11-28 02:46:10,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:46:10,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 208 [2024-11-28 02:46:10,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:46:10,626 INFO L225 Difference]: With dead ends: 5225 [2024-11-28 02:46:10,626 INFO L226 Difference]: Without dead ends: 2633 [2024-11-28 02:46:10,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:46:10,641 INFO L435 NwaCegarLoop]: 3718 mSDtfsCounter, 9 mSDsluCounter, 3713 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 7431 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:46:10,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 7431 Invalid, 20 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:46:10,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2633 states. [2024-11-28 02:46:10,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2633 to 2625. [2024-11-28 02:46:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2625 states, 1885 states have (on average 1.3092838196286471) internal successors, (2468), 1931 states have internal predecessors, (2468), 634 states have call successors, (634), 105 states have call predecessors, (634), 105 states have return successors, (634), 619 states have call predecessors, (634), 634 states have call successors, (634) [2024-11-28 02:46:10,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2625 states and 3736 transitions. [2024-11-28 02:46:10,804 INFO L78 Accepts]: Start accepts. Automaton has 2625 states and 3736 transitions. Word has length 208 [2024-11-28 02:46:10,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:46:10,806 INFO L471 AbstractCegarLoop]: Abstraction has 2625 states and 3736 transitions. [2024-11-28 02:46:10,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 02:46:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3736 transitions. [2024-11-28 02:46:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-28 02:46:10,813 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:46:10,813 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:46:10,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-28 02:46:11,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:46:11,014 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:46:11,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:46:11,015 INFO L85 PathProgramCache]: Analyzing trace with hash 871729601, now seen corresponding path program 1 times [2024-11-28 02:46:11,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:46:11,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541233507] [2024-11-28 02:46:11,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:46:11,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:46:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:46:19,086 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:46:19,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:46:19,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541233507] [2024-11-28 02:46:19,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541233507] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:46:19,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667487559] [2024-11-28 02:46:19,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:46:19,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:46:19,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:46:19,088 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:46:19,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-28 02:46:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:46:29,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 4852 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 02:46:29,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:46:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-28 02:46:32,516 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:46:32,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667487559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:46:32,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:46:32,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-11-28 02:46:32,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862105917] [2024-11-28 02:46:32,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:46:32,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:46:32,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:46:32,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:46:32,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:46:32,518 INFO L87 Difference]: Start difference. First operand 2625 states and 3736 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:46:36,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:47:15,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:47:15,091 INFO L93 Difference]: Finished difference Result 8698 states and 12973 transitions. [2024-11-28 02:47:15,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:47:15,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 210 [2024-11-28 02:47:15,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:47:15,170 INFO L225 Difference]: With dead ends: 8698 [2024-11-28 02:47:15,170 INFO L226 Difference]: Without dead ends: 6099 [2024-11-28 02:47:15,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:47:15,189 INFO L435 NwaCegarLoop]: 2794 mSDtfsCounter, 6210 mSDsluCounter, 4123 mSDsCounter, 0 mSdLazyCounter, 4049 mSolverCounterSat, 2369 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6718 SdHoareTripleChecker+Valid, 6917 SdHoareTripleChecker+Invalid, 6419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2369 IncrementalHoareTripleChecker+Valid, 4049 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:47:15,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6718 Valid, 6917 Invalid, 6419 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2369 Valid, 4049 Invalid, 1 Unknown, 0 Unchecked, 41.8s Time] [2024-11-28 02:47:15,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6099 states. [2024-11-28 02:47:15,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6099 to 6073. [2024-11-28 02:47:15,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6073 states, 4363 states have (on average 1.3137749255099702) internal successors, (5732), 4486 states have internal predecessors, (5732), 1451 states have call successors, (1451), 207 states have call predecessors, (1451), 258 states have return successors, (2029), 1445 states have call predecessors, (2029), 1451 states have call successors, (2029) [2024-11-28 02:47:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 6073 states and 9212 transitions. [2024-11-28 02:47:15,658 INFO L78 Accepts]: Start accepts. Automaton has 6073 states and 9212 transitions. Word has length 210 [2024-11-28 02:47:15,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:47:15,659 INFO L471 AbstractCegarLoop]: Abstraction has 6073 states and 9212 transitions. [2024-11-28 02:47:15,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:47:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 6073 states and 9212 transitions. [2024-11-28 02:47:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-28 02:47:15,666 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:47:15,666 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:47:15,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-28 02:47:15,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-28 02:47:15,867 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:47:15,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:47:15,868 INFO L85 PathProgramCache]: Analyzing trace with hash 371137145, now seen corresponding path program 1 times [2024-11-28 02:47:15,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:47:15,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589504239] [2024-11-28 02:47:15,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:15,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:47:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:47:23,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:47:23,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589504239] [2024-11-28 02:47:23,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589504239] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:47:23,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491464383] [2024-11-28 02:47:23,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:23,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:47:23,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:47:23,672 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:47:23,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-28 02:47:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:34,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 4853 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:47:34,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:47:37,391 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-28 02:47:37,391 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:47:37,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491464383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:47:37,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:47:37,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:47:37,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275977159] [2024-11-28 02:47:37,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:47:37,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:47:37,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:47:37,393 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:47:37,393 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:47:37,393 INFO L87 Difference]: Start difference. First operand 6073 states and 9212 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:47:37,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:47:37,720 INFO L93 Difference]: Finished difference Result 12120 states and 18485 transitions. [2024-11-28 02:47:37,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:47:37,722 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 211 [2024-11-28 02:47:37,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:47:37,897 INFO L225 Difference]: With dead ends: 12120 [2024-11-28 02:47:37,897 INFO L226 Difference]: Without dead ends: 6073 [2024-11-28 02:47:37,940 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:47:37,941 INFO L435 NwaCegarLoop]: 3723 mSDtfsCounter, 3579 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3579 SdHoareTripleChecker+Valid, 3723 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 [2024-11-28 02:47:37,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3579 Valid, 3723 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:47:37,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-28 02:47:38,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6073. [2024-11-28 02:47:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6073 states, 4363 states have (on average 1.3133165253266101) internal successors, (5730), 4486 states have internal predecessors, (5730), 1451 states have call successors, (1451), 207 states have call predecessors, (1451), 258 states have return successors, (2029), 1445 states have call predecessors, (2029), 1451 states have call successors, (2029) [2024-11-28 02:47:38,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 6073 states and 9210 transitions. [2024-11-28 02:47:38,386 INFO L78 Accepts]: Start accepts. Automaton has 6073 states and 9210 transitions. Word has length 211 [2024-11-28 02:47:38,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:47:38,387 INFO L471 AbstractCegarLoop]: Abstraction has 6073 states and 9210 transitions. [2024-11-28 02:47:38,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:47:38,387 INFO L276 IsEmpty]: Start isEmpty. Operand 6073 states and 9210 transitions. [2024-11-28 02:47:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-28 02:47:38,394 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:47:38,394 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:47:38,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-28 02:47:38,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-28 02:47:38,595 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:47:38,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:47:38,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1413676443, now seen corresponding path program 1 times [2024-11-28 02:47:38,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:47:38,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480822636] [2024-11-28 02:47:38,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:38,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:47:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:47,272 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:47:47,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:47:47,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480822636] [2024-11-28 02:47:47,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480822636] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:47:47,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368246929] [2024-11-28 02:47:47,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:47,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:47:47,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:47:47,275 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:47:47,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-28 02:47:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:58,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 4832 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:47:58,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:01,707 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-28 02:48:01,708 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:48:01,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368246929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:48:01,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:48:01,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:48:01,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716189447] [2024-11-28 02:48:01,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:48:01,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:48:01,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:48:01,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:48:01,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:48:01,709 INFO L87 Difference]: Start difference. First operand 6073 states and 9210 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:48:01,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:01,989 INFO L93 Difference]: Finished difference Result 12120 states and 18481 transitions. [2024-11-28 02:48:01,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:48:01,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 210 [2024-11-28 02:48:01,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:02,052 INFO L225 Difference]: With dead ends: 12120 [2024-11-28 02:48:02,052 INFO L226 Difference]: Without dead ends: 6073 [2024-11-28 02:48:02,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:48:02,109 INFO L435 NwaCegarLoop]: 3722 mSDtfsCounter, 3579 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3579 SdHoareTripleChecker+Valid, 3722 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 [2024-11-28 02:48:02,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3579 Valid, 3722 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:48:02,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-28 02:48:02,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6073. [2024-11-28 02:48:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6073 states, 4363 states have (on average 1.31285812514325) internal successors, (5728), 4486 states have internal predecessors, (5728), 1451 states have call successors, (1451), 207 states have call predecessors, (1451), 258 states have return successors, (2029), 1445 states have call predecessors, (2029), 1451 states have call successors, (2029) [2024-11-28 02:48:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 6073 states and 9208 transitions. [2024-11-28 02:48:02,547 INFO L78 Accepts]: Start accepts. Automaton has 6073 states and 9208 transitions. Word has length 210 [2024-11-28 02:48:02,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:02,548 INFO L471 AbstractCegarLoop]: Abstraction has 6073 states and 9208 transitions. [2024-11-28 02:48:02,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:48:02,548 INFO L276 IsEmpty]: Start isEmpty. Operand 6073 states and 9208 transitions. [2024-11-28 02:48:02,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-28 02:48:02,553 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:02,553 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:48:02,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-28 02:48:02,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-28 02:48:02,754 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:02,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:02,755 INFO L85 PathProgramCache]: Analyzing trace with hash 220653271, now seen corresponding path program 1 times [2024-11-28 02:48:02,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:48:02,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457676483] [2024-11-28 02:48:02,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:02,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:48:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:48:10,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:48:10,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457676483] [2024-11-28 02:48:10,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457676483] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:48:10,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979397982] [2024-11-28 02:48:10,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:10,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:10,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:48:10,974 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:48:10,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-28 02:48:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:21,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 4833 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:48:21,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-28 02:48:25,169 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:48:25,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979397982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:48:25,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:48:25,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:48:25,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635197131] [2024-11-28 02:48:25,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:48:25,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:48:25,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:48:25,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:48:25,171 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:48:25,171 INFO L87 Difference]: Start difference. First operand 6073 states and 9208 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:48:25,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:25,519 INFO L93 Difference]: Finished difference Result 12120 states and 18477 transitions. [2024-11-28 02:48:25,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:48:25,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 211 [2024-11-28 02:48:25,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:25,586 INFO L225 Difference]: With dead ends: 12120 [2024-11-28 02:48:25,586 INFO L226 Difference]: Without dead ends: 6073 [2024-11-28 02:48:25,645 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:48:25,646 INFO L435 NwaCegarLoop]: 3721 mSDtfsCounter, 3577 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3577 SdHoareTripleChecker+Valid, 3721 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 [2024-11-28 02:48:25,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3577 Valid, 3721 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:48:25,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-28 02:48:26,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6073. [2024-11-28 02:48:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6073 states, 4363 states have (on average 1.31239972495989) internal successors, (5726), 4486 states have internal predecessors, (5726), 1451 states have call successors, (1451), 207 states have call predecessors, (1451), 258 states have return successors, (2029), 1445 states have call predecessors, (2029), 1451 states have call successors, (2029) [2024-11-28 02:48:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 6073 states and 9206 transitions. [2024-11-28 02:48:26,162 INFO L78 Accepts]: Start accepts. Automaton has 6073 states and 9206 transitions. Word has length 211 [2024-11-28 02:48:26,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:26,163 INFO L471 AbstractCegarLoop]: Abstraction has 6073 states and 9206 transitions. [2024-11-28 02:48:26,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:48:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 6073 states and 9206 transitions. [2024-11-28 02:48:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-28 02:48:26,171 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:26,171 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:48:26,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-28 02:48:26,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-28 02:48:26,372 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:26,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:26,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1788826439, now seen corresponding path program 1 times [2024-11-28 02:48:26,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:48:26,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734679694] [2024-11-28 02:48:26,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:26,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:48:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:34,921 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:48:34,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:48:34,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734679694] [2024-11-28 02:48:34,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734679694] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:48:34,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033008505] [2024-11-28 02:48:34,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:34,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:34,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:48:34,924 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:48:34,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-28 02:48:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:48,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 4856 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:48:48,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-28 02:48:51,427 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:48:51,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033008505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:48:51,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:48:51,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:48:51,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135842660] [2024-11-28 02:48:51,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:48:51,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:48:51,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:48:51,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:48:51,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:48:51,429 INFO L87 Difference]: Start difference. First operand 6073 states and 9206 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:48:51,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:51,768 INFO L93 Difference]: Finished difference Result 12120 states and 18473 transitions. [2024-11-28 02:48:51,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:48:51,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 214 [2024-11-28 02:48:51,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:51,854 INFO L225 Difference]: With dead ends: 12120 [2024-11-28 02:48:51,854 INFO L226 Difference]: Without dead ends: 6073 [2024-11-28 02:48:51,918 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:48:51,919 INFO L435 NwaCegarLoop]: 3720 mSDtfsCounter, 3573 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3573 SdHoareTripleChecker+Valid, 3720 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 [2024-11-28 02:48:51,919 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3573 Valid, 3720 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:48:51,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-28 02:48:52,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6073. [2024-11-28 02:48:52,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6073 states, 4363 states have (on average 1.31194132477653) internal successors, (5724), 4486 states have internal predecessors, (5724), 1451 states have call successors, (1451), 207 states have call predecessors, (1451), 258 states have return successors, (2029), 1445 states have call predecessors, (2029), 1451 states have call successors, (2029) [2024-11-28 02:48:52,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 6073 states and 9204 transitions. [2024-11-28 02:48:52,519 INFO L78 Accepts]: Start accepts. Automaton has 6073 states and 9204 transitions. Word has length 214 [2024-11-28 02:48:52,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:52,520 INFO L471 AbstractCegarLoop]: Abstraction has 6073 states and 9204 transitions. [2024-11-28 02:48:52,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:48:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 6073 states and 9204 transitions. [2024-11-28 02:48:52,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-28 02:48:52,528 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:52,529 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:48:52,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-28 02:48:52,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-28 02:48:52,731 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:52,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:52,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1636720979, now seen corresponding path program 1 times [2024-11-28 02:48:52,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:48:52,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022683969] [2024-11-28 02:48:52,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:52,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:49:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:49:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:49:02,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:49:02,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022683969] [2024-11-28 02:49:02,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022683969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:49:02,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035343496] [2024-11-28 02:49:02,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:49:02,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:49:02,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:49:02,510 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:49:02,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-28 02:49:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:49:16,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 4835 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:49:16,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:49:19,389 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-28 02:49:19,389 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:49:19,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2035343496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:49:19,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:49:19,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-28 02:49:19,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832792647] [2024-11-28 02:49:19,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:49:19,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:49:19,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:49:19,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:49:19,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:49:19,391 INFO L87 Difference]: Start difference. First operand 6073 states and 9204 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:49:19,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:49:19,735 INFO L93 Difference]: Finished difference Result 12120 states and 18469 transitions. [2024-11-28 02:49:19,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:49:19,736 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 213 [2024-11-28 02:49:19,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:49:19,817 INFO L225 Difference]: With dead ends: 12120 [2024-11-28 02:49:19,818 INFO L226 Difference]: Without dead ends: 6073 [2024-11-28 02:49:19,880 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:49:19,880 INFO L435 NwaCegarLoop]: 3719 mSDtfsCounter, 3573 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3573 SdHoareTripleChecker+Valid, 3719 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 [2024-11-28 02:49:19,881 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3573 Valid, 3719 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:49:19,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-28 02:49:20,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6073. [2024-11-28 02:49:20,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6073 states, 4363 states have (on average 1.3114829245931698) internal successors, (5722), 4486 states have internal predecessors, (5722), 1451 states have call successors, (1451), 207 states have call predecessors, (1451), 258 states have return successors, (2029), 1445 states have call predecessors, (2029), 1451 states have call successors, (2029) [2024-11-28 02:49:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 6073 states and 9202 transitions. [2024-11-28 02:49:20,436 INFO L78 Accepts]: Start accepts. Automaton has 6073 states and 9202 transitions. Word has length 213 [2024-11-28 02:49:20,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:49:20,437 INFO L471 AbstractCegarLoop]: Abstraction has 6073 states and 9202 transitions. [2024-11-28 02:49:20,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 1 states have call successors, (27), 1 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-28 02:49:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 6073 states and 9202 transitions. [2024-11-28 02:49:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-28 02:49:20,441 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:49:20,442 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:49:20,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-28 02:49:20,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-28 02:49:20,643 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:49:20,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:49:20,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1665350130, now seen corresponding path program 1 times [2024-11-28 02:49:20,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:49:20,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748462912] [2024-11-28 02:49:20,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:49:20,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:49:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:49:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:49:29,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:49:29,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748462912] [2024-11-28 02:49:29,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748462912] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:49:29,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145873322] [2024-11-28 02:49:29,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:49:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:49:29,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:49:29,630 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:49:29,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-28 02:49:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:49:42,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 4834 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:49:42,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:49:42,629 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-28 02:49:42,629 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:49:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-28 02:49:44,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145873322] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:49:44,193 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:49:44,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-28 02:49:44,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213611821] [2024-11-28 02:49:44,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:49:44,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:49:44,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:49:44,195 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:49:44,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:49:44,195 INFO L87 Difference]: Start difference. First operand 6073 states and 9202 transitions. Second operand has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 5 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (27), 5 states have call predecessors, (27), 5 states have call successors, (27) [2024-11-28 02:49:45,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:49:45,404 INFO L93 Difference]: Finished difference Result 12220 states and 18588 transitions. [2024-11-28 02:49:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:49:45,404 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 5 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (27), 5 states have call predecessors, (27), 5 states have call successors, (27) Word has length 213 [2024-11-28 02:49:45,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:49:45,477 INFO L225 Difference]: With dead ends: 12220 [2024-11-28 02:49:45,477 INFO L226 Difference]: Without dead ends: 6173 [2024-11-28 02:49:45,540 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 423 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:49:45,541 INFO L435 NwaCegarLoop]: 3718 mSDtfsCounter, 80 mSDsluCounter, 3730 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 7448 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:49:45,541 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 7448 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 02:49:45,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6173 states. [2024-11-28 02:49:46,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6173 to 6153. [2024-11-28 02:49:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6153 states, 4419 states have (on average 1.309346005883684) internal successors, (5786), 4542 states have internal predecessors, (5786), 1475 states have call successors, (1475), 207 states have call predecessors, (1475), 258 states have return successors, (2053), 1469 states have call predecessors, (2053), 1475 states have call successors, (2053) [2024-11-28 02:49:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 6153 states and 9314 transitions. [2024-11-28 02:49:46,139 INFO L78 Accepts]: Start accepts. Automaton has 6153 states and 9314 transitions. Word has length 213 [2024-11-28 02:49:46,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:49:46,139 INFO L471 AbstractCegarLoop]: Abstraction has 6153 states and 9314 transitions. [2024-11-28 02:49:46,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 5 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (27), 5 states have call predecessors, (27), 5 states have call successors, (27) [2024-11-28 02:49:46,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6153 states and 9314 transitions. [2024-11-28 02:49:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-28 02:49:46,145 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:49:46,145 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:49:46,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-28 02:49:46,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6d791a-2605-44cd-a49b-1a6dd7b22f43/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-28 02:49:46,346 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:49:46,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:49:46,347 INFO L85 PathProgramCache]: Analyzing trace with hash 440484846, now seen corresponding path program 1 times [2024-11-28 02:49:46,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:49:46,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204488724] [2024-11-28 02:49:46,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:49:46,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:49:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:49:55,004 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-28 02:49:55,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:49:55,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204488724] [2024-11-28 02:49:55,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204488724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:49:55,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:49:55,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:49:55,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598490538] [2024-11-28 02:49:55,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:49:55,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:49:55,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:49:55,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:49:55,008 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:49:55,008 INFO L87 Difference]: Start difference. First operand 6153 states and 9314 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:49:55,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:49:55,523 INFO L93 Difference]: Finished difference Result 12281 states and 18616 transitions. [2024-11-28 02:49:55,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:49:55,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 218 [2024-11-28 02:49:55,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:49:55,584 INFO L225 Difference]: With dead ends: 12281 [2024-11-28 02:49:55,584 INFO L226 Difference]: Without dead ends: 6154 [2024-11-28 02:49:55,645 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 [2024-11-28 02:49:55,646 INFO L435 NwaCegarLoop]: 3719 mSDtfsCounter, 0 mSDsluCounter, 3713 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7432 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:49:55,646 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7432 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:49:55,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6154 states. [2024-11-28 02:49:56,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6154 to 6154. [2024-11-28 02:49:56,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 4420 states have (on average 1.3092760180995475) internal successors, (5787), 4543 states have internal predecessors, (5787), 1475 states have call successors, (1475), 207 states have call predecessors, (1475), 258 states have return successors, (2053), 1469 states have call predecessors, (2053), 1475 states have call successors, (2053) [2024-11-28 02:49:56,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 9315 transitions. [2024-11-28 02:49:56,166 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 9315 transitions. Word has length 218 [2024-11-28 02:49:56,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:49:56,168 INFO L471 AbstractCegarLoop]: Abstraction has 6154 states and 9315 transitions. [2024-11-28 02:49:56,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:49:56,168 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 9315 transitions. [2024-11-28 02:49:56,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-28 02:49:56,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:49:56,173 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:49:56,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 02:49:56,174 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:49:56,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:49:56,174 INFO L85 PathProgramCache]: Analyzing trace with hash 452837844, now seen corresponding path program 1 times [2024-11-28 02:49:56,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:49:56,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718175230] [2024-11-28 02:49:56,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:49:56,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:04,726 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-28 02:50:04,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:04,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718175230] [2024-11-28 02:50:04,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718175230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:04,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:50:04,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:50:04,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098266701] [2024-11-28 02:50:04,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:04,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:50:04,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:04,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:50:04,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:50:04,729 INFO L87 Difference]: Start difference. First operand 6154 states and 9315 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:05,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:05,316 INFO L93 Difference]: Finished difference Result 12311 states and 18661 transitions. [2024-11-28 02:50:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:50:05,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 219 [2024-11-28 02:50:05,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:05,381 INFO L225 Difference]: With dead ends: 12311 [2024-11-28 02:50:05,382 INFO L226 Difference]: Without dead ends: 6183 [2024-11-28 02:50:05,445 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 [2024-11-28 02:50:05,446 INFO L435 NwaCegarLoop]: 3748 mSDtfsCounter, 39 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 7458 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:50:05,446 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 7458 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:50:05,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6183 states. [2024-11-28 02:50:05,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6183 to 6154. [2024-11-28 02:50:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 4420 states have (on average 1.3090497737556561) internal successors, (5786), 4543 states have internal predecessors, (5786), 1475 states have call successors, (1475), 207 states have call predecessors, (1475), 258 states have return successors, (2053), 1469 states have call predecessors, (2053), 1475 states have call successors, (2053) [2024-11-28 02:50:06,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 9314 transitions. [2024-11-28 02:50:06,033 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 9314 transitions. Word has length 219 [2024-11-28 02:50:06,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:06,034 INFO L471 AbstractCegarLoop]: Abstraction has 6154 states and 9314 transitions. [2024-11-28 02:50:06,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:06,034 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 9314 transitions. [2024-11-28 02:50:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-28 02:50:06,040 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:06,040 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:50:06,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 02:50:06,040 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:06,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:06,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1221047042, now seen corresponding path program 1 times [2024-11-28 02:50:06,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:06,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753507024] [2024-11-28 02:50:06,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:06,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:15,754 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-28 02:50:15,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:15,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753507024] [2024-11-28 02:50:15,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753507024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:15,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:50:15,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:50:15,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545513299] [2024-11-28 02:50:15,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:15,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:50:15,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:15,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:50:15,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:50:15,757 INFO L87 Difference]: Start difference. First operand 6154 states and 9314 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:16,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:16,259 INFO L93 Difference]: Finished difference Result 12316 states and 18666 transitions. [2024-11-28 02:50:16,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:50:16,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 220 [2024-11-28 02:50:16,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:16,323 INFO L225 Difference]: With dead ends: 12316 [2024-11-28 02:50:16,323 INFO L226 Difference]: Without dead ends: 6188 [2024-11-28 02:50:16,386 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 [2024-11-28 02:50:16,387 INFO L435 NwaCegarLoop]: 3752 mSDtfsCounter, 36 mSDsluCounter, 3711 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 7463 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:50:16,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 7463 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:50:16,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6188 states. [2024-11-28 02:50:16,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6188 to 6158. [2024-11-28 02:50:16,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6158 states, 4424 states have (on average 1.308996383363472) internal successors, (5791), 4547 states have internal predecessors, (5791), 1475 states have call successors, (1475), 207 states have call predecessors, (1475), 258 states have return successors, (2053), 1469 states have call predecessors, (2053), 1475 states have call successors, (2053) [2024-11-28 02:50:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6158 states to 6158 states and 9319 transitions. [2024-11-28 02:50:16,897 INFO L78 Accepts]: Start accepts. Automaton has 6158 states and 9319 transitions. Word has length 220 [2024-11-28 02:50:16,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:16,898 INFO L471 AbstractCegarLoop]: Abstraction has 6158 states and 9319 transitions. [2024-11-28 02:50:16,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 6158 states and 9319 transitions. [2024-11-28 02:50:16,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-28 02:50:16,901 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:16,901 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:50:16,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 02:50:16,901 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:16,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:16,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1496623665, now seen corresponding path program 1 times [2024-11-28 02:50:16,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:16,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53996769] [2024-11-28 02:50:16,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:16,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:28,279 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-28 02:50:28,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:28,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53996769] [2024-11-28 02:50:28,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53996769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:28,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:50:28,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:50:28,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597894687] [2024-11-28 02:50:28,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:28,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:50:28,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:28,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:50:28,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:50:28,282 INFO L87 Difference]: Start difference. First operand 6158 states and 9319 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:29,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:29,125 INFO L93 Difference]: Finished difference Result 12298 states and 18634 transitions. [2024-11-28 02:50:29,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:50:29,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 221 [2024-11-28 02:50:29,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:29,204 INFO L225 Difference]: With dead ends: 12298 [2024-11-28 02:50:29,204 INFO L226 Difference]: Without dead ends: 6166 [2024-11-28 02:50:29,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:50:29,266 INFO L435 NwaCegarLoop]: 3716 mSDtfsCounter, 5 mSDsluCounter, 7421 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 11137 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:50:29,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 11137 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:50:29,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6166 states. [2024-11-28 02:50:29,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6166 to 6160. [2024-11-28 02:50:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 4426 states have (on average 1.3088567555354722) internal successors, (5793), 4549 states have internal predecessors, (5793), 1475 states have call successors, (1475), 207 states have call predecessors, (1475), 258 states have return successors, (2053), 1469 states have call predecessors, (2053), 1475 states have call successors, (2053) [2024-11-28 02:50:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 9321 transitions. [2024-11-28 02:50:29,985 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 9321 transitions. Word has length 221 [2024-11-28 02:50:29,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:29,986 INFO L471 AbstractCegarLoop]: Abstraction has 6160 states and 9321 transitions. [2024-11-28 02:50:29,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:29,986 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 9321 transitions. [2024-11-28 02:50:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-28 02:50:29,990 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:29,991 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 02:50:29,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 02:50:29,991 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:29,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:29,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1262491896, now seen corresponding path program 1 times [2024-11-28 02:50:29,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:29,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31145765] [2024-11-28 02:50:29,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:29,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-28 02:50:42,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:42,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31145765] [2024-11-28 02:50:42,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31145765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:42,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:50:42,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:50:42,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174209413] [2024-11-28 02:50:42,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:42,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:50:42,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:42,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:50:42,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:50:42,146 INFO L87 Difference]: Start difference. First operand 6160 states and 9321 transitions. Second operand has 5 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:42,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:42,988 INFO L93 Difference]: Finished difference Result 12256 states and 18661 transitions. [2024-11-28 02:50:42,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:50:42,989 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 222 [2024-11-28 02:50:42,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:43,011 INFO L225 Difference]: With dead ends: 12256 [2024-11-28 02:50:43,012 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:50:43,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:50:43,123 INFO L435 NwaCegarLoop]: 3694 mSDtfsCounter, 4 mSDsluCounter, 11076 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 14770 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 [2024-11-28 02:50:43,123 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 14770 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:50:43,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:50:43,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:50:43,128 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) [2024-11-28 02:50:43,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:50:43,142 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 222 [2024-11-28 02:50:43,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:43,143 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:50:43,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 02:50:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:50:43,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:50:43,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:50:43,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 02:50:43,151 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:50:43,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.